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฿4,253+ 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 5/7. 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
26 May — 2 Jun1
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 21 May 2025.

Cheapest airline

เดลต้า

Good round-trip deal

฿6,651 or less

Good one-way deal

฿4,254 or less
On average, เดลต้า currently has the cheapest one-way flight from Seattle/Tacoma Intl (avg. price of ฿30,833).
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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 21 May 2025.

Wed 11/607:10SEA - TUL
1 stop8h 22mเดลต้า
Tue 17/616:27TUL - SEA
1 stop8h 38mเดลต้า
Deal found 21/5฿9,652
Tue 15/711:20SEA - TUL
2 stops9h 00mเซาท์เวสต์แอร์ไลน์
Tue 29/705:40TUL - SEA
1 stop7h 05mเซาท์เวสต์แอร์ไลน์
Deal found 21/5฿10,830
Tue 15/700:20SEA - TUL
1 stop8h 52mUnited Airlines
Tue 5/811:53TUL - SEA
1 stop6h 01mUnited Airlines
Deal found 21/5฿12,596
Thu 25/900:33SEA - TUL
1 stop6h 48mอลาสกาแอร์ไลน์
Sun 28/912:23TUL - SEA
1 stop7h 08mอลาสกาแอร์ไลน์
Deal found 21/5฿17,930
Tue 21/1010:15SEA - HKT
1 stop19h 05mSingapore Airlines
Fri 7/1110:05HKT - SEA
1 stop36h 05mSingapore Airlines
Deal found 21/5฿19,533
Mon 1/914:15SEA - CNX
1 stop19h 25mAsiana Airlines
Mon 15/900:45CNX - SEA
1 stop25h 45mAsiana Airlines
Deal found 21/5฿23,786
Sun 31/801:15SEA - CNX
1 stop25h 05mSTARLUX Airlines
Tue 16/917:20CNX - SEA
1 stop36h 50mSTARLUX Airlines
Deal found 21/5฿24,833
Tue 16/906:45SEA - BKK
2 stops27h 10mUnited Airlines
Tue 7/1009:35BKK - SEA
1 stop18h 50mUnited Airlines
Deal found 21/5฿25,945
Mon 11/813:20SEA - BKK
1 stop21h 45mKorean Air
Tue 26/802:35BKK - SEA
2 stops27h 25mKorean Air
Deal found 21/5฿25,978
Fri 12/923:35SEA - BKK
1 stop28h 05mPhilippine Airlines
Thu 18/918:40BKK - SEA
1 stop38h 35mPhilippine Airlines
Deal found 20/5฿26,044
Mon 25/813:45SEA - BKK
2 stops24h 50mANA
Wed 3/909:35BKK - SEA
2 stops25h 19mANA
Deal found 21/5฿26,076
Fri 31/1000:45SEA - BKK
1 stop25h 45mSTARLUX Airlines
Thu 30/413:10BKK - SEA
1 stop17h 00mSTARLUX Airlines
Deal found 21/5฿26,534

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 21 May 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

07:10-17:32

1 stop8h 22m

Tulsa

Tue 17/6

16:27-23:05

1 stop8h 38m

฿9,652

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Tue 15/7

11:20-22:20

2 stops9h 00m

Tulsa

Tue 29/7

05:40-10:45

1 stop7h 05m

฿10,830

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Tue 15/7

00:20-11:12

1 stop8h 52m

Tulsa

Tue 5/8

11:53-15:54

1 stop6h 01m

฿12,596

SeattleTulsa

SEA - TUL

SEATUL

Seattle/Tacoma Intl

Thu 25/9

00:33-09:21

1 stop6h 48m

Tulsa

Sun 28/9

12:23-17:31

1 stop7h 08m

฿17,930

SeattlePhuket City

SEA - HKT

SEAHKT

Seattle/Tacoma Intl

Tue 21/10

10:15-19:20

1 stop19h 05m

Phuket City

Fri 7/11

10:05-07:10

1 stop36h 05m

฿19,533

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

฿23,786

SeattleChiang Mai

SEA - CNX

SEACNX

Seattle/Tacoma Intl

Sun 31/8

01:15-16:20

1 stop25h 05m

Chiang Mai

Tue 16/9

17:20-16:10

1 stop36h 50m

฿24,833

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 16/9

06:45-23:55

2 stops27h 10m

Bangkok Suvarnabhumi

Tue 7/10

09:35-14:25

1 stop18h 50m

฿25,945

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Mon 11/8

13:20-01:05

1 stop21h 45m

Bangkok Suvarnabhumi

Tue 26/8

02:35-16:00

2 stops27h 25m

฿25,978

SeattleBangkok

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Fri 12/9

23:35-17:40

1 stop28h 05m

Bangkok Suvarnabhumi

Thu 18/9

18:40-19:15

1 stop38h 35m

฿26,044

Flights are sorted by cheapest return flights first.

Deals found on 21/5

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 May 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 ฿20,449). Flying from Seattle in June will prove the most costly (average of ฿32,554). 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.

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 Los Angeles (673 flights per day), San Francisco (549 flights per day) and Anchorage (524 flights per day).

Minneapolis St Paul
Minneapolis St Paul
From ฿203
Denver Intl
Denver Intl
From ฿107
Raleigh-Durham
Raleigh-Durham
From ฿238
Tokyo
Tokyo
From ฿1,524

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 ฿3,499. 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

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.9

Overall

9.1

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

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.9

Overall

9.1

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
1,195 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.9

Overall

9.1

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
1,078 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.9

Overall

9.1

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
1,478 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.9

Overall

9.1

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
733 reviews
STARLUX Airlines
9.1
Wonderful
Check prices

Crew

9.3

Boarding

9.0

Comfort

9.0

Food

8.9

Overall

9.1

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 21 May 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 21 May 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, Atlanta, 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 ฿3,499 to Denver (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿24,902 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 (฿17,582). Korean Air flights from Seattle to Bangkok Suvarnabhumi (฿25,049). EVA Air flights from Seattle to Bangkok Suvarnabhumi (฿28,934).

  • 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 ฿30,523
    Fly Seattle/Tacoma Intl to Atlanta from ฿35,072
    Fly Seattle/Tacoma Intl to Taipei City Taiwan Taoyuan Intl Airport from ฿74,453
    Fly Seattle/Tacoma Intl to Tokyo Haneda Airport from ฿77,787

  • 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 ฿24,414 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 ฿19,435

  • 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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