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฿3,040+ 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 18/2. 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
18 Feb — 25 Feb1
1 adult
1 adult, Economy, 0 bags

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 19 January 2026.

Cheapest airline

เดลต้า

Good round-trip deal

฿55,576 or less

Good one-way deal

฿4,194 or less
On average, เดลต้า currently has the cheapest one-way flight from Seattle/Tacoma Intl (avg. price of ฿29,535).
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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

Enter your travel dates to find the best prices.

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 19 January 2026.

Sun 8/212:25
SEA
-
TUL
1 stop5h 37m
United Airlines
Fri 13/210:35
TUL
-
SEA
1 stop10h 28m
United Airlines
Deal found 17/1฿6,801
Wed 11/305:00
SEA
-
TUL
1 stop5h 54m
United Airlines
Tue 7/411:42
TUL
-
SEA
2 stops10h 03m
United Airlines
Deal found 17/1฿6,958
Thu 26/323:59
SEA
-
TUL
1 stop7h 16m
United Airlines
Tue 31/305:45
TUL
-
SEA
1 stop6h 01m
United Airlines
Deal found 19/1฿7,428
Tue 3/211:55
SEA
-
TUL
1 stop8h 27m
เดลต้า
Tue 10/208:09
TUL
-
SEA
1 stop6h 24m
เดลต้า
Deal found 16/1฿8,681
Sun 1/212:25
SEA
-
TUL
1 stop5h 37m
United Airlines
Sat 21/205:45
TUL
-
SEA
1 stop6h 04m
United Airlines
Deal found 17/1฿8,995
Sat 11/415:48
SEA
-
TUL
1 stop5h 53m
United Airlines
Sat 18/405:45
TUL
-
SEA
1 stop6h 01m
United Airlines
Deal found 18/1฿9,371
Thu 26/310:19
SEA
-
TUL
Nonstop3h 50m
อลาสกาแอร์ไลน์
Tue 31/314:07
TUL
-
SEA
1 stop8h 58m
อลาสกาแอร์ไลน์
Deal found 19/1฿10,060
Thu 11/607:03
SEA
-
TUL
1 stop8h 51m
United Airlines
Tue 16/606:00
TUL
-
SEA
1 stop5h 59m
United Airlines
Deal found 18/1฿10,530
Thu 11/610:42
SEA
-
TUL
Nonstop3h 40m
อลาสกาแอร์ไลน์
Tue 16/617:00
TUL
-
SEA
Nonstop4h 08m
อลาสกาแอร์ไลน์
Deal found 18/1฿10,562
Sun 15/309:45
SEA
-
HKT
1 stop19h 40m
Singapore Airlines
Wed 25/320:15
HKT
-
SEA
1 stop25h 55m
Singapore Airlines
Deal found 18/1฿20,089
Fri 13/309:45
SEA
-
BKK
1 stop38h 50m
Singapore Airlines
Fri 20/312:00
BKK
-
SEA
1 stop34h 10m
Singapore Airlines
Deal found 17/1฿20,183
Tue 28/410:15
SEA
-
HKT
1 stop32h 30m
Singapore Airlines
Thu 7/520:10
HKT
-
SEA
1 stop26h 35m
Singapore Airlines
Deal found 19/1฿20,183

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 19 January 2026. 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

Sat 11/4

15:48-23:41

1 stop5h 53m

Tulsa

Sat 18/4

05:45-09:46

1 stop6h 01m

฿9,371

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Wed 11/3

08:45-23:44

2 stops12h 59m

Tulsa

Tue 7/4

11:42-18:35

2 stops8h 53m

฿9,966

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Thu 26/3

10:19-16:09

Nonstop3h 50m

Tulsa

Tue 31/3

14:07-21:05

1 stop8h 58m

฿10,060

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Thu 11/6

10:42-16:22

Nonstop3h 40m

Tulsa

Tue 16/6

17:00-19:08

Nonstop4h 08m

฿10,562

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Thu 12/2

10:55-22:30

1 stop9h 35m

Tulsa

Tue 17/2

05:45-09:49

1 stop6h 04m

฿10,656

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Thu 23/4

10:55-00:10

1 stop11h 15m

Tulsa

Sun 26/4

05:30-09:40

1 stop6h 10m

฿10,875

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Thu 23/4

08:47-14:24

Nonstop3h 37m

Tulsa

Sun 26/4

13:51-09:26

1 stop21h 35m

฿10,969

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Mon 2/2

15:30-23:43

1 stop6h 13m

Tulsa

Fri 6/2

05:45-09:55

1 stop6h 10m

฿11,189

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Sat 28/2

12:55-20:43

1 stop5h 48m

Tulsa

Sun 8/3

05:45-09:49

1 stop6h 04m

฿11,345

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Sun 22/3

00:10-21:35

1 stop31h 25m

Phuket City

Mon 30/3

22:15-14:55

1 stop30h 40m

฿20,559

Flights are sorted by cheapest return flights first.

Deals found on 19/1

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 16 January 2026.

Booking 74 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 ฿16,203). Flying from Seattle in June will prove the most costly (average of ฿26,921). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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.

เดลต้า
เดลต้า
From ฿16,841
EVA Air
EVA Air
From ฿27,196
Korean Air
Korean Air
From ฿22,245

What are popular destinations to fly to from Seattle?

If you’re flying from Seattle, these routes are more frequently taken by airlines Los Angeles (499 flights per day), Anchorage (417 flights per day) and Vancouver (416 flights per day).

Calgary
Calgary
From ฿5,591
Reykjavik
Reykjavik
From ฿82,367
Raleigh-Durham
Raleigh-Durham
From ฿7,468
Singapore Changi
Singapore Changi
From ฿79,444

What is the cheapest place to fly to from Seattle?

The cheapest city to fly to from Seattle is Burbank Bob Hope, with prices starting at ฿4,194. Explore other affordable destinations below.

Burbank Bob Hope
Burbank Bob Hope
From ฿4,194
Toronto
Toronto
From ฿4,354
Calgary
Calgary
From ฿5,591

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.
Get a feel of what it's like to fly with EVA Air and Korean Air from Seattle by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,325 reviews
Check prices

Boarding

8.4

Overall

8.4

Crew

8.6

Food

8.1

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
EVA Air
8.4
Very Good
1,325 reviews
EVA Air
8.4
Very Good
1,325 reviews
Check prices

Boarding

8.4

Overall

8.4

Crew

8.6

Food

8.1

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.
Korean Air
8.4
Very Good
1,187 reviews
EVA Air
8.4
Very Good
1,325 reviews
Check prices

Boarding

8.4

Overall

8.4

Crew

8.6

Food

8.1

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

SFO - TPE

It's alright. I wish I was assigned a seat on the isle side. I was not able to pick a seat during booking. So, I was seated in between two guys. For a 14 hours flight, it was barely bearable.

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Direct flights from Washington

Book a direct flight from one of these other cities located in Washington.
Direct flights from Spokane

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 19 January 2026.

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

    The most selected flight destinations from Seattle for the current month are Bangkok Suvarnabhumi Airport, Mumbai, Boston. While Boston, Bangkok Suvarnabhumi Airport, Mumbai 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 ฿4,060 to Sacramento (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿28,917 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 (฿16,841). Korean Air flights from Seattle to Bangkok Suvarnabhumi (฿22,245). EVA Air flights from Seattle to Bangkok Suvarnabhumi (฿27,196).

  • 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 ฿29,237
    Fly Seattle/Tacoma Intl to Taipei City Taiwan Taoyuan Intl Airport from ฿71,318
    Fly Seattle/Tacoma Intl to Singapore from ฿79,444
    Fly Seattle/Tacoma Intl to Incheon Intl Airport from ฿79,922

  • What is the cheapest first class flight from Seattle?

    If you’re looking to fly first-class from Seattle to anywhere, put San Francisco on your list as prices start at ฿769,604 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 ฿17,331

  • 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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