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฿3,906+ Cheap flights from Seattle

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/6. 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.
SEA — BKK
5 May — 12 May1
1 adult

What to know about flights from Seattle

Discover essential information about flights departing from Seattle, including flight schedules, destinations, airlines operating at the Seattle airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 30 April 2025.

Cheapest airline

เดลต้า

Good round-trip deal

฿6,786 or less

Good one-way deal

฿4,340 or less
On average, เดลต้า currently has the cheapest one-way flight from Seattle/Tacoma Intl (avg. price of ฿31,461).
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Price to beat on a round-trip flight from Seattle/Tacoma Intl.
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Price to beat on a one-way flight from Seattle/Tacoma Intl.
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Find flights from Seattle

Cheapest flights from Seattle
Explore the most affordable flight options available from Seattle. Find the lowest fares based on data from user searches, with prices last updated on 30 April 2025.

Wed 11/623:40SEA - TUL
1 stop7h 39mเดลต้า
Wed 18/616:27TUL - SEA
1 stop8h 38mเดลต้า
Deal found 29/4฿9,581
Tue 10/612:35SEA - TUL
2 stops9h 00mUnited Airlines
Tue 17/617:09TUL - SEA
1 stop5h 59mUnited Airlines
Deal found 28/4฿10,683
Tue 1/708:50SEA - TUL
2 stops7h 50mเซาท์เวสต์แอร์ไลน์
Sat 5/716:15TUL - SEA
1 stop9h 50mเซาท์เวสต์แอร์ไลน์
Deal found 28/4฿11,451
Tue 27/500:34SEA - TUL
1 stop6h 59mอลาสกาแอร์ไลน์
Sat 31/514:58TUL - SEA
1 stop8h 38mอลาสกาแอร์ไลน์
Deal found 28/4฿12,586
Tue 2/910:15SEA - HKT
1 stop32h 50mSingapore Airlines
Fri 31/1010:05HKT - SEA
1 stop36h 05mSingapore Airlines
Deal found 29/4฿20,632
Mon 1/914:15SEA - CNX
1 stop19h 25mAsiana Airlines
Mon 15/900:45CNX - SEA
1 stop25h 45mAsiana Airlines
Deal found 28/4฿24,170
Sun 31/801:40SEA - CNX
1 stop18h 40mChina Airlines
Tue 16/911:20CNX - SEA
1 stop22h 00mChina Airlines
Deal found 28/4฿24,905
Mon 25/813:45SEA - BKK
2 stops26h 15mANA
Wed 3/909:35BKK - SEA
1 stop18h 50mANA
Deal found 28/4฿26,174
Mon 22/916:30SEA - BKK
1 stop22h 05mUnited Airlines
Wed 8/1009:35BKK - SEA
1 stop18h 50mUnited Airlines
Deal found 28/4฿26,207
Wed 17/907:20SEA - BKK
2 stops27h 45mKorean Air
Mon 6/1009:50BKK - SEA
1 stop38h 50mKorean Air
Deal found 28/4฿26,274
Sun 31/801:40SEA - BKK
1 stop20h 30mChina Airlines
Sat 6/910:50BKK - SEA
1 stop22h 55mChina Airlines
Deal found 27/4฿26,407
Thu 15/506:15SEA - BKK
2 stops25h 40mChina Eastern
Fri 30/519:10BKK - SEA
2 stops35h 35mChina Eastern
Deal found 28/4฿26,507

Find flights from Seattle within your budget

Find flights departing from Seattle that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 30 April 2025. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Wed 11/6

23:40-09:19

1 stop7h 39m

Tulsa

Wed 18/6

16:27-23:05

1 stop8h 38m

฿9,581

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Tue 10/6

12:35-23:35

2 stops9h 00m

Tulsa

Tue 17/6

17:09-21:08

1 stop5h 59m

฿10,683

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Tue 1/7

08:50-18:40

2 stops7h 50m

Tulsa

Sat 5/7

16:15-00:05

1 stop9h 50m

฿11,451

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Tue 27/5

00:34-09:33

1 stop6h 59m

Tulsa

Sat 31/5

14:58-21:36

1 stop8h 38m

฿12,586

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Tue 2/9

10:15-09:05

1 stop32h 50m

Phuket City

Fri 31/10

10:05-08:10

1 stop36h 05m

฿20,632

SeattleChiang Mai

SEA - CNX

SEACNX

Seattle/Tacoma Intl

Mon 1/9

14:15-23:40

1 stop19h 25m

Chiang Mai

Mon 15/9

00:45-12:30

1 stop25h 45m

฿24,170

SeattleChiang Mai

SEA - CNX

SEACNX

Seattle/Tacoma Intl

Sun 31/8

01:40-10:20

1 stop18h 40m

Chiang Mai

Tue 16/9

11:20-19:20

1 stop22h 00m

฿24,905

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Mon 25/8

13:45-06:00

2 stops26h 15m

Bangkok Suvarnabhumi

Tue 2/9

09:35-14:25

1 stop18h 50m

฿26,174

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Mon 22/9

16:30-04:35

1 stop22h 05m

Bangkok Suvarnabhumi

Wed 8/10

09:35-14:25

1 stop18h 50m

฿26,207

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Wed 17/9

07:20-01:05

2 stops27h 45m

Bangkok Suvarnabhumi

Mon 6/10

09:50-10:40

1 stop38h 50m

฿26,274

Flights are sorted by cheapest return flights first.

Deals found on 28/4

Showing 1-10 of 60 results
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Best time to book a flight from Seattle

Have a flexible travel schedule? Discover the best time to fly from Seattle with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle

Get recent, data-driven insights about flights from Seattle including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Seattle?

Use this chart to determine the optimal time to book a return flight from Seattle to Suvarnabhumi. Price data was last updated on 25 April 2025.

Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle?

Currently, February is the cheapest month in which you can book a flight from Seattle (average of ฿20,899). Flying from Seattle in June will prove the most costly (average of ฿33,251). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Seattle?

Use this chart to determine the cheapest time to fly return from Seattle to Suvarnabhumi. Price data was last updated on 16 December 2024.

Those who are seeking the cheapest fare on flights departing from Seattle would be wise to consider leaving during Friday at midday when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Sunday at midday when fares are usually the most expensive.

Which airlines fly from Seattle?

Many airlines operate round-trip flights from Seattle: EVA Air, Korean Air. These airlines fly to the following popular destinations: Bangkok.

EVA Air

EVA Air

From ฿884

เดลต้า

เดลต้า

From ฿537

Korean Air

Korean Air

From ฿766

What are popular destinations to fly to from Seattle?

If you’re flying from Seattle, these routes are more frequently taken by airlines Chicago (783 flights per day), Los Angeles (763 flights per day) and San Francisco (630 flights per day).

Minneapolis St Paul

Minneapolis St Paul

From ฿203

Denver Intl

Denver Intl

From ฿107

Tokyo

Tokyo

From ฿1,524

Paris

Paris

From ฿581

What is the cheapest place to fly to from Seattle?

The cheapest city to fly to from Seattle is Denver Intl, with prices starting at ฿3,570. Explore other affordable destinations below.

Denver Intl

Denver Intl

From ฿107

Toronto

Toronto

From ฿139

Minneapolis St Paul

Minneapolis St Paul

From ฿203

Philadelphia

Philadelphia

From ฿230

Airline reviews for flights from Seattle

Get insights into the airlines that provide service from Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Seattle. In the last 7 days, Cheapflights users made a total of 17,341 searches.
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
STARLUX Airlines
9.1
Wonderful
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
EVA Air
8.4
Very Good
1,186 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Korean Air
8.4
Very Good
1,066 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
Japan Airlines
8.3
Very Good
1,459 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.
China Airlines
8.3
Very Good
732 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Food

8.9

Overall

9.1

Crew

9.3

Comfort

9.0

Boarding

9.0

Entertainment

9.0

Reviews

1 / 6
10.0
Excellent

Anonymous,Apr 2025

KIX - TPE

Very pleasant experience overall, while the main course of the meal could have been better and the movies could have been more recent and with more variety. They offer blindfolds and earplugs, which are a plus.

Browse thousands of different options on Cheapflights for your next trip

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Fly your favourite airline from Seattle

Browse through various options for flying your favourite airline from Seattle. Flight routes are based on user searches made on Cheapflights and were last updated on 30 April 2025.
EVA Air flights from Seattle to Suvarnabhumi

Related info for your journey

Access useful and relevant information related to your journey from Seattle. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 30 April 2025.

  • What are the most popular destinations to fly to from Seattle?

    The most selected flight destinations from Seattle for the current month are Boston, Bangkok Suvarnabhumi Airport, Austin. While Boston, Mumbai, Bangkok Suvarnabhumi Airport are the top choices made by travellers year-round.

  • What is the cheapest flight from Seattle to anywhere?

    Users have flown out of Seattle for as low as ฿3,570 to Denver (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿27,873 to fly from Seattle.

  • What are the cheapest airlines flying from Seattle to anywhere?

    According to our data, users have found เดลต้า, Korean Air, and EVA Air to have the cheapest round-trip prices from Seattle. Some of the destinations and prices are as follows: เดลต้า flights from Seattle to Harrisburg (฿17,940). Korean Air flights from Seattle to Bangkok Suvarnabhumi (฿25,560). EVA Air flights from Seattle to Bangkok Suvarnabhumi (฿29,524).

  • What is the cheapest premium economy flight from Seattle?

    If you're looking for an elevated level of comfort for your next adventure, premium economy flights from Seattle may suit your needs. The cheapest premium economy flights from Seattle are:
    Fly Seattle/Tacoma Intl to Anchorage from ฿31,144
    Fly Seattle/Tacoma Intl to Atlanta from ฿35,787
    Fly Seattle/Tacoma Intl to Taipei City Taiwan Taoyuan Intl Airport from ฿75,970
    Fly Seattle/Tacoma Intl to Tokyo Haneda Airport from ฿79,372

  • What is the cheapest first class flight from Seattle?

    If you’re looking to fly first-class from Seattle to anywhere, put Las Vegas on your list as prices start at ฿24,912 for this destination.

  • What is the cheapest month to fly from Seattle?

    At the present moment the cheapest month to fly from Seattle is currently February; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Seattle?

    Here are some of the cheapest flight destinations from Seattle:
    Fly from Seattle to Bangkok from ฿19,864
    Fly from Seattle to Chiang Mai from ฿27,275

  • How does Cheapflights help users find flights from Seattle?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Seattle today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from Seattle?

    It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seattle.

  • Can Cheapflights find flights from Seattle with no change fees?

    Need flexible booking options for your flight from Seattle ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

  • Can Cheapflights notify me if prices for flights from Seattle become cheaper?

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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How does Cheapflights help users find flights from Seattle?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Seattle today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Seattle?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Seattle.

Can Cheapflights find flights from Seattle with no change fees?

Need flexible booking options for your flight from Seattle ? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Seattle become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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