In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 mm per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

Can I find cheaper flights to Washington, D.C. if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Washington, D.C. on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Washington, D.C.?

Based on reviews from Cheapflights users, Japan Airlines is rated the highest out of the airlines that fly to Washington, D.C..

What is the cheapest airport to fly to in Washington, D.C.?

null is currently the cheapest airport to fly to in Washington, D.C.. One-way flights to null typically cost null, while return flights cost around null.

Where does the fastest flight to Washington, D.C. depart from?

For those looking to save time traveling to Washington, D.C., Bangkok offers the quickest one-way flight (23 hours 20 minutes).

Does Washington, D.C. Dulles Intl Airport have rental cars?

Yes. Those touching down at Washington, D.C. Dulles Intl Airport can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Washington, D.C. Dulles Intl Airport?

Yes. Washington, D.C. Dulles Intl Airport has hotels nearby for those requiring accommodations. Sleepbox Lounge Iad, Dulles International Airport is the closest property to Washington, D.C. Dulles Intl Airport (0.0 km away from Washington, D.C. Dulles Intl Airport).

IAD is a unique code, commonly called an IATA code, used in the aviation industry to identify airports. This code, along with many others, are defined by IATA (International Air Transport Association). A IAD flight refers to a flight to Washington, D.C. Dulles Intl Airport. Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA) are other airports near this flight destination and their unique identifiers/IATA codes.

Cheap Flights to Washington, D.C. from ฿3,820

Flights to Washington, D.C. in 2024

Popular in	August
Cheapest in	September
Average price	฿46,900
Return from	฿34,670
One-way from	฿17,996

High demand for flights, 6% potential price rise

Search Deals

Best time to find cheap flights, 3% potential price drop

Search Deals

Average for return flights in April 2024

Search Deals

From Bangkok to Washington, D.C.

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One-way flight from Bangkok to Washington, D.C.

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Cheap flights to Washington, D.C. in April & May 2024

The following deals offer some of the lowest prices we've found on flights heading to Washington, D.C. in April and May 2024. Deals update frequently so be sure to check back soon if you're not finding what you're looking for.

Sat 25/517:23ORD - IAD

1 stop4h 29mเดลต้า

Sun 26/506:00IAD - ORD

1 stop3h 59mเดลต้า

Deal found 15/4฿6,684

Wed 22/507:10ORD - IAD

1 stop4h 34mเดลต้า

Sun 26/506:18IAD - ORD

1 stop6h 07mเดลต้า

Deal found 16/4฿7,235

Wed 8/505:40ORD - IAD

1 stop7h 29mเดลต้า

Sat 11/506:00IAD - ORD

1 stop3h 59mเดลต้า

Deal found 16/4฿7,639

Fri 31/517:57ORD - IAD

1 stop4h 58mเดลต้า

Wed 5/606:00IAD - ORD

1 stop4h 20mเดลต้า

Deal found 15/4฿8,006

Tue 7/509:32ORD - IAD

1 stop5h 53mเดลต้า

Wed 15/509:40IAD - ORD

1 stop4h 02mเดลต้า

Deal found 15/4฿8,190

Wed 22/507:10ORD - IAD

1 stop4h 34mเดลต้า

Sun 26/506:00IAD - ORD

1 stop3h 59mเดลต้า

Deal found 15/4฿8,337

Tue 21/521:20ORD - IAD

Nonstop1h 52mUnited Airlines

Wed 22/522:23IAD - ORD

Nonstop2h 07mUnited Airlines

Deal found 16/4฿8,410

Wed 22/521:20ORD - IAD

Nonstop1h 52mUnited Airlines

Sun 26/508:32IAD - ORD

Nonstop2h 11mUnited Airlines

Deal found 15/4฿8,557

Fri 31/517:57ORD - IAD

1 stop4h 58mเดลต้า

Sat 1/606:00IAD - ORD

1 stop3h 59mเดลต้า

Deal found 16/4฿8,741

Washington, D.C. 2024 flight deals

Listed are some of the best fares we've found on flights departing to Washington, D.C. in 2024. Check back regularly for other flight deals.

Sat 25/517:23ORD - IAD

1 stop4h 29mเดลต้า

Sun 26/506:00IAD - ORD

1 stop3h 59mเดลต้า

Deal found 15/4฿6,684

Wed 22/507:10ORD - IAD

1 stop4h 34mเดลต้า

Sun 26/506:18IAD - ORD

1 stop6h 07mเดลต้า

Deal found 16/4฿7,235

Wed 8/505:40ORD - IAD

1 stop4h 54mเดลต้า

Wed 22/506:00IAD - ORD

1 stop4h 20mเดลต้า

Deal found 15/4฿7,639

Fri 31/517:57ORD - IAD

1 stop4h 58mเดลต้า

Wed 5/606:00IAD - ORD

1 stop4h 20mเดลต้า

Deal found 15/4฿8,006

Sat 1/617:23ORD - IAD

1 stop4h 29mเดลต้า

Sun 2/606:00IAD - ORD

1 stop4h 20mเดลต้า

Deal found 16/4฿8,190

Wed 22/507:10ORD - IAD

1 stop4h 34mเดลต้า

Sun 26/506:00IAD - ORD

1 stop3h 59mเดลต้า

Deal found 15/4฿8,337

Tue 21/521:20ORD - IAD

Nonstop1h 52mUnited Airlines

Wed 22/522:23IAD - ORD

Nonstop2h 07mUnited Airlines

Deal found 16/4฿8,410

Wed 22/521:20ORD - IAD

Nonstop1h 52mUnited Airlines

Sun 26/508:32IAD - ORD

Nonstop2h 11mUnited Airlines

Deal found 15/4฿8,557

Fri 31/517:57ORD - IAD

1 stop4h 58mเดลต้า

Sat 1/606:00IAD - ORD

1 stop3h 59mเดลต้า

Deal found 16/4฿8,741

Flights to Washington, D.C. departing soon

Browse some of the best deals on flights leaving last minute to Washington, D.C.. Double check the price, date, and time of your last-minute flight.

Fri 26/408:45ORD - IAD

Nonstop1h 58mUnited Airlines

Sat 4/517:35IAD - ORD

Nonstop2h 14mUnited Airlines

Deal found 16/4฿16,013

Fri 26/410:45ORD - IAD

1 stop4h 29mUnited Airlines

Sat 4/517:35IAD - ORD

Nonstop2h 14mUnited Airlines

Deal found 16/4฿16,343

Sun 21/405:32ORD - IAD

1 stop5h 02mเดลต้า

Tue 23/413:30IAD - ORD

1 stop4h 05mเดลต้า

Deal found 16/4฿16,931

Tue 23/418:08ORD - IAD

1 stop12h 14mUnited Airlines

Sat 4/506:45IAD - ORD

Nonstop2h 09mUnited Airlines

Deal found 16/4฿17,115

Tue 23/418:08ORD - IAD

1 stop12h 14mUnited Airlines

Sat 4/506:00IAD - ORD

1 stop5h 40mUnited Airlines

Deal found 16/4฿17,445

Tue 23/418:05ORD - IAD

Nonstop1h 56mUnited Airlines

Sat 4/522:23IAD - ORD

Nonstop2h 07mUnited Airlines

Deal found 16/4฿17,482

Wed 24/411:45ORD - IAD

1 stop4h 41mเดลต้า

Sat 27/406:00IAD - ORD

1 stop3h 49mเดลต้า

Deal found 15/4฿17,702

Fri 26/418:05ORD - IAD

Nonstop1h 56mUnited Airlines

Mon 29/422:23IAD - ORD

Nonstop2h 07mUnited Airlines

Deal found 15/4฿17,776

Tue 23/416:04ORD - IAD

1 stop6h 14mUnited Airlines

Mon 29/422:23IAD - ORD

Nonstop2h 07mUnited Airlines

Deal found 15/4฿17,812

One-way flights to Washington, D.C.

If you're looking for options on one-way flights to Washington, D.C., check out these fares. Reserve a round-trip flight to Washington, D.C. instead by utilizing the search form above.

Tue 21/505:40ORD - IAD

1 stop4h 54mเดลต้า

Deal found 16/4฿3,820

Fri 31/517:57ORD - IAD

1 stop4h 58mเดลต้า

Deal found 15/4฿4,187

Tue 21/521:20ORD - IAD

Nonstop1h 52mUnited Airlines

Deal found 16/4฿4,224

Fri 31/520:30ORD - IAD

1 stop23h 17mซันคันทรี่แอร์ไลน์

Deal found 16/4฿4,334

Sat 11/517:26ORD - IAD

1 stop4h 26mเดลต้า

Deal found 15/4฿4,370

Sat 11/518:05ORD - IAD

Nonstop1h 56mUnited Airlines

Deal found 15/4฿4,774

Fri 21/620:11ORD - IAD

1 stop23h 33mซันคันทรี่แอร์ไลน์

Deal found 15/4฿5,068

Wed 7/807:00ORD - IAD

Nonstop1h 55mUnited Airlines

Deal found 15/4฿5,105

Thu 23/507:00ORD - IAD

Nonstop1h 55mUnited Airlines

Deal found 16/4฿5,142

Direct flights to Washington, D.C.

Tue 21/521:20ORD - IAD

Nonstop1h 52mUnited Airlines

Wed 22/522:23IAD - ORD

Nonstop2h 07mUnited Airlines

Deal found 16/4฿8,410

Wed 22/521:20ORD - IAD

Nonstop1h 52mUnited Airlines

Sun 26/508:32IAD - ORD

Nonstop2h 11mUnited Airlines

Deal found 15/4฿8,557

Sat 18/521:20ORD - IAD

Nonstop1h 52mUnited Airlines

Tue 21/522:23IAD - ORD

Nonstop2h 07mUnited Airlines

Deal found 16/4฿8,961

Tue 7/521:20ORD - IAD

Nonstop1h 52mUnited Airlines

Wed 15/522:23IAD - ORD

Nonstop2h 07mUnited Airlines

Deal found 15/4฿9,512

Fri 31/521:45ORD - IAD

Nonstop2h 02mUnited Airlines

Wed 5/608:24IAD - ORD

Nonstop2h 11mUnited Airlines

Deal found 15/4฿9,879

Fri 2/807:00ORD - IAD

Nonstop1h 55mUnited Airlines

Sun 4/806:30IAD - ORD

Nonstop2h 10mUnited Airlines

Deal found 15/4฿10,137

Thu 15/808:53ORD - IAD

Nonstop1h 59mUnited Airlines

Mon 19/822:10IAD - ORD

Nonstop2h 04mUnited Airlines

Deal found 16/4฿10,247

Mon 20/521:20ORD - IAD

Nonstop1h 52mUnited Airlines

Wed 22/508:30IAD - ORD

Nonstop2h 09mUnited Airlines

Deal found 16/4฿10,394

Wed 5/621:45ORD - IAD

Nonstop2h 02mUnited Airlines

Thu 6/606:30IAD - ORD

Nonstop2h 10mUnited Airlines

Deal found 15/4฿10,945

Find flights to Washington, D.C. within your budget

Fly from

Budget

฿6,684 - ฿9,549

Route

Depart

Return

Price

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Sat 25/5

1 stop4h 29m

Washington, D.C. Dulles Intl

Sun 26/5

1 stop3h 59m

฿6,684

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 22/5

1 stop4h 34m

Washington, D.C. Dulles Intl

Sun 26/5

1 stop6h 07m

฿7,235

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 8/5

1 stop4h 54m

Washington, D.C. Dulles Intl

Wed 22/5

1 stop4h 20m

฿7,639

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Fri 31/5

1 stop4h 58m

Washington, D.C. Dulles Intl

Wed 5/6

1 stop4h 20m

฿8,006

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Tue 21/5

Nonstop1h 52m

Washington, D.C. Dulles Intl

Wed 22/5

Nonstop2h 07m

฿8,410

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Wed 22/5

Nonstop1h 52m

Washington, D.C. Dulles Intl

Sun 26/5

Nonstop2h 11m

฿8,557

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Sat 18/5

Nonstop1h 52m

Washington, D.C. Dulles Intl

Tue 21/5

Nonstop2h 07m

฿8,961

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Mon 8/7

1 stop13h 52m

Washington, D.C. Dulles Intl

Fri 12/7

1 stop25h 39m

฿9,365

Chicago O'Hare IntlWashington, D.C. Dulles Intl

ORD - IAD

ORDIAD

Chicago O'Hare Intl

Fri 14/6

1 stop15h 52m

Washington, D.C. Dulles Intl

Tue 18/6

1 stop25h 56m

฿9,549

Flights are sorted by cheapest first

Deals found on 15/4

Average price of flights to Washington, D.C. by month

Temperature and rainfall in Washington, D.C. by month

WAS Temperature	2 - 27 °C

WAS

Temperature

2 - 27 °C

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

When is the best time to book a flight to Washington, D.C.?

The best time to book flights to Washington, D.C. is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

Search Deals

When is the cheapest time to fly to Washington, D.C.?

Morning

Midday

Afternoon

Evening

All times are departure.

Users looking for the lowest fares to Washington, D.C. should consider flying on Tuesday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday at midday, when prices are usually at their highest.

Search Deals

Reviews of airlines servicing Washington, D.C.

To help decide which airline to fly to Washington, D.C., see what other customers have to say about ANA, United Airlines and Korean Air. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Korean Air

8.5

Very Good

1,198 reviews

Check prices

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Korean Air

8.5

Very Good

1,198 reviews

Korean Air

8.5

Very Good

1,198 reviews

Check prices

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

ANA

8.5

Very Good

956 reviews

Korean Air

8.5

Very Good

1,198 reviews

Check prices

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Asiana Airlines

8.4

Very Good

616 reviews

Korean Air

8.5

Very Good

1,198 reviews

Check prices

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Japan Airlines

8.3

Very Good

1,481 reviews

Korean Air

8.5

Very Good

1,198 reviews

Check prices

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Singapore Airlines

8.3

Very Good

1,487 reviews

Korean Air

8.5

Very Good

1,198 reviews

Check prices

Reviews

1 / 10

if you can put more multiples language agents in air service especially Chinese or French ,the customer who speaks those languages will be much happier than now

Related info for your journey

What does IAD mean?
IAD is a unique code, commonly called an IATA code, used in the aviation industry to identify airports. This code, along with many others, are defined by IATA (International Air Transport Association). A IAD flight refers to a flight to Washington, D.C. Dulles Intl Airport. Baltimore/Washington Airport (BWI), Washington, D.C. Reagan-National Airport (DCA) are other airports near this flight destination and their unique identifiers/IATA codes.
Can I find cheaper flights to Washington, D.C. if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Washington, D.C. on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Washington, D.C.?
Based on reviews from Cheapflights users, Japan Airlines is rated the highest out of the airlines that fly to Washington, D.C..
What is the cheapest airport to fly to in Washington, D.C.?
null is currently the cheapest airport to fly to in Washington, D.C.. One-way flights to null typically cost null, while return flights cost around null.
Where does the fastest flight to Washington, D.C. depart from?
For those looking to save time traveling to Washington, D.C., Bangkok offers the quickest one-way flight (23 hours 20 minutes).
Does Washington, D.C. Dulles Intl Airport have rental cars?
Yes. Those touching down at Washington, D.C. Dulles Intl Airport can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Washington, D.C. Dulles Intl Airport?
Yes. Washington, D.C. Dulles Intl Airport has hotels nearby for those requiring accommodations. Sleepbox Lounge Iad, Dulles International Airport is the closest property to Washington, D.C. Dulles Intl Airport (0.0 km away from Washington, D.C. Dulles Intl Airport).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Fly your favourite airline to Washington, D.C.
Fly your favorite airline to Washington, D.C.. Flight routes are based on user searches made on Cheapflights and were last updated on 16 April 2024.

ANA flights from Suvarnabhumi to Dulles Intl

Emirates flights from Suvarnabhumi to Dulles Intl

Korean Air flights from Suvarnabhumi to Dulles Intl

United Airlines flights from Suvarnabhumi to Reagan-National

Complete your trip
Reserve a car hire and hotel room to complete your trip to Washington, D.C..

Washington, D.C. car hire

Washington, D.C. Dulles Intl Airport car hire

Washington, D.C. Reagan-National Airport car hire

Dupont Circle car hire

Georgetown car hire

Capitol Hill car hire

Southwest Waterfront car hire

Foggy Bottom - West End car hire

Columbia Heights car hire

Shaw car hire

The Mall - East End car hire

Upper Northwest car hire

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Cheap flights to Washington, D.C. from ฿3,820

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

Flights to Washington, D.C. in 2024

Find the latest flights to Washington, D.C. in 2024, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 11,488 searches and data was last updated on 16 April 2024.

Popular in

Cheapest in

Average price

Return from

One-way from

Cheap flights to Washington, D.C. in April & May 2024

Discover affordable flights and deals to Washington, D.C. in April and May 2024. In the last 7 days, Cheapflights users made a total of 11,488 searches and data was last updated on 16 April 2024.

The following deals offer some of the lowest prices we've found on flights heading to Washington, D.C. in April and May 2024. Deals update frequently so be sure to check back soon if you're not finding what you're looking for.

Washington, D.C. 2024 flight deals

Explore flight deals for Washington, D.C. in 2024, offering the best prices and options to suit your preferences. In the last 7 days, Cheapflights users made a total of 11,488 searches and data were last updated on 16 April 2024.

Listed are some of the best fares we've found on flights departing to Washington, D.C. in 2024. Check back regularly for other flight deals.

Flights to Washington, D.C. departing soon

Discover available last-minute flight options to Washington, D.C., providing immediate availability and potentially lower prices. In the last 7 days, Cheapflights users made a total of 11,488 searches and data was last updated on 16 April 2024.

Browse some of the best deals on flights leaving last minute to Washington, D.C.. Double check the price, date, and time of your last-minute flight.

One-way flights to Washington, D.C.

Explore one-way flight options to Washington, D.C. for greater flexibility in your travel plans. Find up-to-date pricing and availability for one-way flights. In the last 7 days, Cheapflights users made a total of 11,488 searches and data was last updated on 16 April 2024.

If you're looking for options on one-way flights to Washington, D.C., check out these fares. Reserve a round-trip flight to Washington, D.C. instead by utilizing the search form above.

Direct flights to Washington, D.C.

Find flights to Washington, D.C. within your budget

Locate flights to Washington, D.C. that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 11,488 searches and data was last updated on 16 April 2024.

Average price of flights to Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the cheapest months to travel. The average price of a one-way flight to Washington, D.C. is currently ฿4,558 while a return flight costs ฿8,268. Price data was last updated on 7 April 2024.

Temperature and rainfall in Washington, D.C. by month

Plan your trip to Washington, D.C. by taking into account the average temperature and rainfall totals by month.

When is the best time to book a flight to Washington, D.C.?

Use this chart to determine the optimal time to book a return flight to Washington, D.C.. Price data was last updated on 28 January 2024.

The best time to book flights to Washington, D.C. is 77 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

When is the cheapest time to fly to Washington, D.C.?

Use this chart to determine the cheapest time to fly return to Washington, D.C.. Price data was last updated on 14 April 2024.

Reviews of airlines servicing Washington, D.C.

To help decide which airline to fly to Washington, D.C., see what other customers have to say about ANA, United Airlines and Korean Air. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What does IAD mean?

Can I find cheaper flights to Washington, D.C. if I am willing to have stopovers?

What is the best airline to fly to Washington, D.C.?

What is the cheapest airport to fly to in Washington, D.C.?

Where does the fastest flight to Washington, D.C. depart from?

Does Washington, D.C. Dulles Intl Airport have rental cars?

Are there hotels close to Washington, D.C. Dulles Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly your favourite airline to Washington, D.C.Fly your favorite airline to Washington, D.C.. Flight routes are based on user searches made on Cheapflights and were last updated on 16 April 2024.

Fly your favorite airline to Washington, D.C.. Flight routes are based on user searches made on Cheapflights and were last updated on 16 April 2024.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2024

Search flights to Washington, D.C. by cabin class

Find flights to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

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Book with Flexibility

Travel Smart

Fly your favourite airline to Washington, D.C.
Fly your favorite airline to Washington, D.C.. Flight routes are based on user searches made on Cheapflights and were last updated on 16 April 2024.