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Cheap flights from Seattle (SEA) to Thailand from $445

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 8/18. 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
Jun 11 — Jun 181
From?
To?
Tue 6/11
Tue 6/18
1 adult, Economy
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How far in advance should I book a flight from Seattle to Thailand?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 51 days in advance, which can save you up to 9% on flights from Seattle to Thailand compared to booking the week you need them. Waiting 51 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $1,228. For sooner than that we have options available in the next 3 days from $1,445.

What is the cheapest month to fly from Seattle to Thailand?

October can be a great time to fly to Thailand from Seattle with a flight ticket averaging about $1,198. Cheapflights users have found deals in the month of October for as cheap as $749. The most expensive prices can be found in the month of December.

What is the cheapest time of day to fly from SEA to TH?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Thailand as you normally would.

Cheap Seattle to Thailand flights in June & July 2024

Find cheap flight options from Seattle to Thailand specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.
Scroll through some of the best deals on flights from Seattle to Thailand in 2024. Check back soon for alternative fares.
Thu 7/184:40 pmSEA - BKK
1 stop32h 50mANA
Wed 9/119:35 amBKK - SEA
2 stops26h 24mANA
Deal found 6/5$1,138
Tue 7/2312:13 amSEA - BKK
2 stops39h 37mAmerican Airlines
Wed 9/188:05 amBKK - SEA
2 stops23h 21mAmerican Airlines
Deal found 6/6$1,143
Mon 7/151:30 pmSEA - BKK
1 stop19h 30mJapan Airlines
Thu 11/288:05 amBKK - SEA
1 stop16h 50mJapan Airlines
Deal found 6/6$1,145
Thu 7/1812:45 pmSEA - BKK
1 stop20h 50mDelta
Thu 8/19:50 amBKK - SEA
2 stops26h 35mDelta
Deal found 6/6$1,150
Mon 7/155:10 amSEA - BKK
3 stops33h 30mMultiple Airlines
Thu 11/287:05 pmBKK - SEA
3 stops38h 10mMultiple Airlines
Deal found 6/6$1,156
Thu 7/188:25 amSEA - BKK
2 stops24h 35mJapan Airlines
Wed 9/1110:05 pmBKK - SEA
2 stops32h 55mJapan Airlines
Deal found 6/6$1,157
Thu 7/181:30 pmSEA - BKK
1 stop19h 30mJapan Airlines
Tue 9/1012:25 amBKK - SEA
2 stops24h 00mJapan Airlines
Deal found 6/6$1,158
Thu 7/188:25 amSEA - BKK
2 stops24h 35mJapan Airlines
Tue 9/1012:25 amBKK - SEA
2 stops24h 00mJapan Airlines
Deal found 6/6$1,162
Sun 7/142:10 amSEA - BKK
1 stop19h 00mEVA Air
Thu 11/2811:30 amBKK - SEA
1 stop21h 40mEVA Air
Deal found 6/5$1,166

Seattle to Thailand 2024 flight deals

Discover exclusive flight deals for travel between Seattle and Thailand in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Scroll through some of the best deals on flights from Seattle to Thailand in 2024. Check back soon for alternative fares.
Thu 10/32:20 pmSEA - CNX
1 stop19h 25mAsiana Airlines
Wed 10/2312:45 amCNX - SEA
1 stop26h 00mAsiana Airlines
Deal found 6/5$832
Mon 9/92:20 pmSEA - CNX
1 stop19h 25mAsiana Airlines
Sun 9/2912:45 amCNX - SEA
1 stop26h 00mAsiana Airlines
Deal found 6/5$875
Sun 10/1310:15 amSEA - HKT
1 stop19h 05mSingapore Airlines
Wed 10/238:10 pmHKT - SEA
1 stop26h 35mSingapore Airlines
Deal found 6/5$879
Sun 10/271:10 amSEA - CNX
1 stop19h 15mChina Airlines
Sun 3/3011:25 amCNX - SEA
1 stop22h 05mChina Airlines
Deal found 6/6$902
Thu 10/1710:15 amSEA - USM
1 stop31h 50mSingapore Airlines
Mon 11/49:00 amUSM - SEA
1 stop37h 15mSingapore Airlines
Deal found 6/5$919
Thu 9/192:20 pmSEA - CNX
1 stop19h 25mAsiana Airlines
Sun 9/2912:45 amCNX - SEA
1 stop26h 00mAsiana Airlines
Deal found 6/5$924
Thu 10/2410:15 amSEA - HKT
1 stop32h 55mSingapore Airlines
Fri 11/16:00 pmHKT - SEA
1 stop28h 15mSingapore Airlines
Deal found 6/5$925
Tue 8/2710:15 amSEA - HKT
1 stop40h 55mSingapore Airlines
Tue 9/243:05 pmHKT - SEA
2 stops31h 10mSingapore Airlines
Deal found 6/6$949
Wed 9/181:30 amSEA - CNX
1 stop18h 55mEVA Air
Mon 9/3011:35 amCNX - SEA
1 stop21h 55mEVA Air
Deal found 6/5$951

Seattle to Thailand flights leaving soon

Find last-minute flight options from Seattle to Thailand for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Consider one of these great deals we found on last-minute flights from Seattle to Thailand. Users should be sure to double check the price, date, and time of their last-minute flight.
Thu 6/136:15 amSEA - BKK
3 stops51h 40mMultiple Airlines
Thu 6/209:35 pmBKK - SEA
1 stop30h 50mMultiple Airlines
Deal found 6/6$1,423
Tue 6/115:55 amSEA - BKK
2 stops27h 55mMultiple Airlines
Mon 7/12:30 amBKK - SEA
1 stop24h 00mMultiple Airlines
Deal found 6/5$1,517
Tue 6/115:55 amSEA - BKK
2 stops27h 55mMultiple Airlines
Tue 7/28:00 pmBKK - SEA
1 stop30h 30mMultiple Airlines
Deal found 6/5$1,541
Thu 6/135:55 amSEA - DMK
3 stops31h 25mMultiple Airlines
Thu 6/208:15 pmDMK - SEA
3 stops32h 10mMultiple Airlines
Deal found 6/6$1,559
Thu 6/139:28 amSEA - BKK
3 stops35h 47mMultiple Airlines
Sun 6/236:45 pmBKK - SEA
2 stops33h 40mMultiple Airlines
Deal found 6/4$1,602
Tue 6/1111:25 amSEA - BKK
2 stops22h 25mCathay Pacific
Wed 6/266:30 amBKK - SEA
2 stops24h 46mCathay Pacific
Deal found 6/4$1,612
Tue 6/116:15 amSEA - BKK
3 stops51h 40mUnited Airlines
Fri 7/57:00 amBKK - SEA
2 stops39h 02mUnited Airlines
Deal found 6/5$1,619
Tue 6/114:30 pmSEA - BKK
1 stop24h 35mAmerican Airlines
Mon 7/19:05 pmBKK - SEA
2 stops38h 52mAmerican Airlines
Deal found 6/6$1,655
Tue 6/115:10 amSEA - BKK
2 stops41h 35mAmerican Airlines
Mon 7/19:05 pmBKK - SEA
2 stops36h 43mAmerican Airlines
Deal found 6/6$1,660

One-way flights to Thailand from Seattle

Search for one-way flight options from Seattle to Thailand. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Users in need of a one-way flight from Seattle to Thailand can choose from these deals. Those seeking round-trip flights from Seattle to Thailand should utilize the search form at the the top of the page.
Sun 8/182:10 amSEA - BKK
1 stop24h 30mSTARLUX Airlines
Deal found 6/6$445
Sun 8/182:10 amSEA - BKK
1 stop24h 30mSTARLUX Airlines
Deal found 6/5$479
Tue 10/221:10 amSEA - BKK
1 stop18h 35mChina Airlines
Deal found 6/5$482
Wed 10/231:45 amSEA - BKK
1 stop24h 55mSTARLUX Airlines
Deal found 6/5$491
Tue 8/201:40 amSEA - BKK
1 stop24h 40mChina Airlines
Deal found 6/5$494
Mon 8/1212:45 pmSEA - BKK
1 stop20h 50mKorean Air
Deal found 6/5$495
Wed 8/211:00 pmSEA - BKK
1 stop18h 45mKorean Air
Deal found 6/6$496
Wed 10/161:30 amSEA - BKK
1 stop19h 45mEVA Air
Deal found 6/6$499
Mon 8/122:10 pmSEA - BKK
2 stops33h 10mKorean Air
Deal found 6/5$500

Find flights from Seattle to Thailand within your budget

Customize your flight search to find flights from Seattle to Thailand that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$735 - $895

Route

Depart

Return

Price

Seattle/Tacoma IntlBangkok Suvarnabhumi

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Wed 10/9

1 stop22h 35m

Bangkok Suvarnabhumi

Wed 11/6

1 stop19h 45m

$735

Seattle/Tacoma IntlBangkok Suvarnabhumi

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Sun 9/22

1 stop24h 55m

Bangkok Suvarnabhumi

Sat 10/5

1 stop36h 10m

$816

Seattle/Tacoma IntlChiang Mai

SEA - CNX

SEACNX

Seattle/Tacoma Intl

Thu 10/3

1 stop19h 25m

Chiang Mai

Wed 10/23

1 stop26h 00m

$832

Seattle/Tacoma IntlBangkok Suvarnabhumi

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 11/5

1 stop32h 45m

Bangkok Suvarnabhumi

Mon 11/18

1 stop26h 15m

$835

Seattle/Tacoma IntlBangkok Suvarnabhumi

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Mon 9/9

1 stop20h 30m

Bangkok Suvarnabhumi

Mon 10/7

1 stop30h 50m

$842

Seattle/Tacoma IntlBangkok Suvarnabhumi

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Wed 9/4

1 stop30h 45m

Bangkok Suvarnabhumi

Tue 9/24

1 stop31h 40m

$860

Seattle/Tacoma IntlBangkok Suvarnabhumi

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 9/3

1 stop21h 00m

Bangkok Suvarnabhumi

Sun 9/29

1 stop27h 00m

$871

Seattle/Tacoma IntlBangkok Suvarnabhumi

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Tue 10/29

1 stop21h 25m

Bangkok Suvarnabhumi

Wed 11/6

1 stop18h 30m

$877

Seattle/Tacoma IntlBangkok Suvarnabhumi

SEA - BKK

SEABKK

Seattle/Tacoma Intl

Thu 9/19

2 stops21h 34m

Bangkok Suvarnabhumi

Tue 9/24

2 stops22h 55m

$895

Flights are sorted by cheapest first

Deals found on 6/6

No data available for this route at this time. Please check back soon.

Best time to book a flight from Seattle to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand from Seattle with our price prediction graph.
Estimated round-trip 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.

Reviews of airlines servicing Thailand

Get insights into the airlines that provide service to Thailand. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Thailand. Reviews last updated June 6, 2024.
Read reviews from past customers who have flown Korean Air, United Airlines and Philippine Airlines from Seattle to Thailand. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.1
Wonderful
105 reviews

Comfort

9.2

Overall

9.1

Entertainment

9.1

Food

9.0

Crew

9.3

Boarding

9.1

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

STARLUX Airlines
9.1
Wonderful
105 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Comfort

9.2

Overall

9.1

Entertainment

9.1

Food

9.0

Crew

9.3

Boarding

9.1

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

Korean Air
8.5
Very good
1,137 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Comfort

9.2

Overall

9.1

Entertainment

9.1

Food

9.0

Crew

9.3

Boarding

9.1

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

ANA
8.5
Very good
912 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Comfort

9.2

Overall

9.1

Entertainment

9.1

Food

9.0

Crew

9.3

Boarding

9.1

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

Asiana Airlines
8.4
Very good
564 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Comfort

9.2

Overall

9.1

Entertainment

9.1

Food

9.0

Crew

9.3

Boarding

9.1

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

Japan Airlines
8.3
Very good
1,462 reviews
STARLUX Airlines
9.1
Wonderful
105 reviews

Comfort

9.2

Overall

9.1

Entertainment

9.1

Food

9.0

Crew

9.3

Boarding

9.1

Reviews

1 / 2

First time on starlux. I was pleasantly surprised. Exceeded my expectations.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Thailand. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Thailand?

    Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Thailand from Seattle.

  • Can I find flights from Seattle to Thailand for under $800 on Cheapflights?

    Yes, there are multiple flights from Seattle to Thailand for under $800. The cheapest flight booked recently is on Philippine Airlines for just $735, but on average you can expect to pay $804.

  • Are there last-minute flights available from Seattle to Thailand for under $1,500?

    There are currently 20+ open flights from Seattle to Thailand within the next 7 days for less than $1,500.

  • What are the cheapest airlines to fly from Seattle to Thailand one-way?

    $445 is the cheapest one-way deal found within the past few days, from STARLUX Airlines. You may also be able to find cheap deals on China Airlines and Korean Air, with prices starting from $482 and $495, respectively.

  • What are the most popular routes from Seattle to Thailand?

    While some choose either Seattle/Tacoma Intl - Phuket City or Seattle/Tacoma Intl - Chiang Mai, Seattle/Tacoma Intl - Bangkok Suvarnabhumi is the most popular route from Seattle to Thailand.

  • What does SEA to BKK mean?

    SEA and BKK are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SEA to BKK refers to a flight route from Seattle/Tacoma Intl Airport to Bangkok Suvarnabhumi Airport. Ready for more IATA code knowledge? These are related airports for your current travel destination: Phuket City Airport (HKT), Chiang Mai Airport (CNX), Ko Samui Airport (USM), Bangkok Don Mueang Intl Airport (DMK), Krabi Airport (KBV).

  • Can I find deals for flights from Seattle to Thailand that include extra baggage allowance?

    The amount of baggage you can bring on your Seattle to Thailand flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seattle to Thailand with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seattle to Thailand flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Seattle to Thailand that include hotel bookings?

    Yes. In addition to deals on Seattle to Thailand flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Thailand?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Thailand.

  • Can I find deals for business class flights from Seattle to Thailand?

    Yes. Cheapflights offers flight deals from Seattle to Thailand by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Seattle to Thailand that allow pets onboard?

    Many airlines flying from Seattle to Thailand offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seattle to Thailand?

    Yes, you can often find last-minute deals on Seattle to Thailand flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seattle to Thailand flight deals updated?

    The Seattle to Thailand flight deals you see on this page were last updated on 6/6.

  • What are the most popular airlines that fly from Seattle to Thailand?

    Consider American Airlines, Air Canada or Finnair when booking your flight. These represent the most popular airlines when flying from Seattle to Thailand.

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

    Currently, September is the cheapest month in which you can book a flight from Seattle to Thailand (average of $1,046). Flying from Seattle to Thailand in June is currently the most expensive (average of $1,592). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 10 airlines flying from Seattle to Thailand

Discover the top 10 airlines that operate flights from Seattle to Thailand. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$612Average$911FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$743Average$1,273FlexibilityNo cancel feeOn-time76%
Philippine AirlinesCheapest$745Average$819FlexibilityNo cancel feeOn-time60%
China AirlinesCheapest$749Average$811FlexibilityNo cancel feeOn-time70%
STARLUX AirlinesCheapest$839Average$926FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$840Average$1,142FlexibilityNo cancel feeOn-time77%
Japan AirlinesCheapest$875Average$1,152FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$884Average$1,174FlexibilityNo cancel feeOn-time71%
ANACheapest$932Average$1,147FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$942Average$1,054FlexibilityNo cancel feeOn-time69%
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Search flights from Seattle to Thailand by cabin class

Find flights from Seattle to Thailand, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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