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Cheap flights from Bangkok Suvarnabhumi Airport to Washington from $431

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bangkok Suvarnabhumi Airport to Washington departing on 12/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Bangkok Suvarnabhumi Airport to Washington

Cheap round-trip flights

Philippine Airlines Logo
11:35 pm - 6:35 pmBKK-SEA
34h 00m1 stop
Philippine Airlines Logo
10:30 pm - 5:50 pmSEA-BKK
29h 20m1 stop
$688Philippine Airlines
Find Deal
Wed, Mar 4 - Wed, Mar 11
Philippine Airlines Logo
1:20 pm - 6:35 pmBKK-SEA
20h 15m1 stop
Philippine Airlines Logo
10:30 pm - 10:45 pmSEA-BKK
34h 15m1 stop
$690Philippine Airlines
Find Deal
Fri, Mar 6 - Thu, Mar 26
Logo
9:40 pm - 12:30 pmBKK-SEA
28h 50m1 stop
Logo
12:10 am - 12:45 amSEA-BKK
34h 35m1 stop
$694
Find Deal
Wed, Oct 22 - Tue, Oct 28
China Airlines Logo
2:35 am - 6:10 pmBKK-SEA
30h 35m1 stop
China Airlines Logo
12:10 am - 4:45 pmSEA-BKK
25h 35m1 stop
$778China Airlines
Find Deal
Sat, Dec 13 - Tue, Jan 6
China Airlines Logo
2:40 am - 7:20 pmBKK-SEA
30h 40m1 stop
China Airlines Logo
1:10 am - 12:10 pmSEA-BKK
21h 00m1 stop
$786China Airlines
Find Deal
Mon, Sep 29 - Sun, Oct 5
STARLUX Airlines Logo
5:50 pm - 4:10 pmBKK-SEA
36h 20m1 stop
STARLUX Airlines Logo
11:45 pm - 12:35 pmSEA-BKK
21h 50m1 stop
$800STARLUX Airlines
Find Deal
Thu, Oct 16 - Sat, Nov 8
STARLUX Airlines Logo
1:45 pm - 3:05 pmBKK-SEA
16h 20m1 stop
STARLUX Airlines Logo
12:45 am - 12:35 pmSEA-BKK
21h 50m1 stop
$801STARLUX Airlines
Find Deal
Tue, Mar 3 - Mon, Mar 23
Delta Logo
12:55 am - 1:20 pmBKK-SEA
27h 25m1 stop
Delta Logo
12:35 pm - 12:45 amSEA-BKK
22h 10m1 stop
$829Delta
Find Deal
Sat, Feb 28 - Wed, Mar 25
Delta Logo
12:55 am - 1:20 pmBKK-SEA
27h 25m1 stop
Delta Logo
12:35 pm - 1:25 pmSEA-BKK
34h 50m1 stop
$831Delta
Find Deal
Mon, Feb 9 - Tue, Mar 10
EVA Air Logo
2:15 am - 1:23 pmBKK-PDX
26h 08m2 stops
EVA Air Logo
10:30 pm - 11:10 amPDX-BKK
45h 40m2 stops
$1,018EVA Air
Find Deal
Thu, Nov 13 - Fri, Nov 28

Asiana Airlines flights from Bangkok Suvarnabhumi Airport to State of Washington

Our best Asiana Airlines deals on Bangkok Suvarnabhumi Airport to State of Washington flight tickets
Asiana Airlines
Oct 25
BKK1:20 amBangkok Suvarnabhumi
27h 35m
1 stop
SEA2:55 pmSeattle/Tacoma Intl
Nov 15
SEA12:10 amSeattle/Tacoma Intl
20h 05m
1 stop
BKK11:15 amBangkok Suvarnabhumi
$764
Find similar
Asiana Airlines
Sep 17
BKK1:20 amBangkok Suvarnabhumi
25h 10m
1 stop
SEA12:30 pmSeattle/Tacoma Intl
Oct 27
SEA12:10 amSeattle/Tacoma Intl
21h 05m
1 stop
BKK11:15 amBangkok Suvarnabhumi
$998
Find similar
Asiana Airlines
Sep 17
BKK1:20 amBangkok Suvarnabhumi
25h 10m
1 stop
SEA12:30 pmSeattle/Tacoma Intl
Oct 27
SEA12:10 amSeattle/Tacoma Intl
21h 05m
1 stop
BKK11:15 amBangkok Suvarnabhumi
$1,022
Find similar

STARLUX Airlines flights from Bangkok Suvarnabhumi Airport to State of Washington

Our best STARLUX Airlines deals on Bangkok Suvarnabhumi Airport to State of Washington flight tickets
STARLUX Airlines
Oct 16
BKK5:50 pmBangkok Suvarnabhumi
36h 20m
1 stop
SEA4:10 pmSeattle/Tacoma Intl
Nov 8
SEA11:45 pmSeattle/Tacoma Intl
21h 50m
1 stop
BKK12:35 pmBangkok Suvarnabhumi
$800
Find similar
STARLUX Airlines
Mar 3
BKK1:45 pmBangkok Suvarnabhumi
16h 20m
1 stop
SEA3:05 pmSeattle/Tacoma Intl
Mar 23
SEA12:45 amSeattle/Tacoma Intl
21h 50m
1 stop
BKK12:35 pmBangkok Suvarnabhumi
$801
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Bangkok Suvarnabhumi Airport to State of Washington 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, momondo users made 832,500 searches. Data last updated September 7, 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 3/4

11:35 pm-6:35 pm

1 stop34h 00m

Seattle/Tacoma Intl

Wed 3/11

10:30 pm-5:50 pm

1 stop29h 20m

$688

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Fri 3/6

1:20 pm-6:35 pm

1 stop20h 15m

Seattle/Tacoma Intl

Thu 3/26

10:30 pm-10:45 pm

1 stop34h 15m

$690

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 10/22

9:40 pm-12:30 pm

1 stop28h 50m

Seattle/Tacoma Intl

Tue 10/28

12:10 am-12:45 am

1 stop34h 35m

$694

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Sat 12/13

2:35 am-6:10 pm

1 stop30h 35m

Seattle/Tacoma Intl

Tue 1/6

12:10 am-4:45 pm

1 stop25h 35m

$778

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 9/29

2:40 am-7:20 pm

1 stop30h 40m

Seattle/Tacoma Intl

Sun 10/5

1:10 am-12:10 pm

1 stop21h 00m

$786

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Thu 10/16

5:50 pm-4:10 pm

1 stop36h 20m

Seattle/Tacoma Intl

Sat 11/8

11:45 pm-12:35 pm

1 stop21h 50m

$800

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 3/3

1:45 pm-3:05 pm

1 stop16h 20m

Seattle/Tacoma Intl

Mon 3/23

12:45 am-12:35 pm

1 stop21h 50m

$801

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Sat 2/28

12:55 am-1:20 pm

1 stop27h 25m

Seattle/Tacoma Intl

Wed 3/25

12:35 pm-12:45 am

1 stop22h 10m

$829

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 2/9

12:55 am-1:20 pm

1 stop27h 25m

Seattle/Tacoma Intl

Tue 3/10

12:35 pm-1:25 pm

1 stop34h 50m

$831

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Thu 11/13

2:15 am-1:23 pm

2 stops26h 08m

Portland

Fri 11/28

10:30 pm-11:10 am

2 stops45h 40m

$1,018

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Bangkok Suvarnabhumi Airport to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to State of Washington?

The month of February is, on average, the cheapest month to fly to State of Washington from Bangkok Suvarnabhumi Airport, with most prices found around $741. If you aren’t able to travel to State of Washington during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $759.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Bangkok Suvarnabhumi Airport to State of Washington is on a Wednesday. Travelers who choose to depart for State of Washington on a Wednesday will often find tickets for as low as $960. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Bangkok Suvarnabhumi Airport to State of Washington for around $1,014.

What is the cheapest time of day to depart on your flight to State of Washington?

The cheapest time of day to fly to State of Washington is at noon when flights can be purchased for as low as $651. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,039 on average. Flights to State of Washington from Bangkok Suvarnabhumi Airport in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Bangkok Suvarnabhumi Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around $911 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Bangkok Suvarnabhumi Airport for as low as $738 on momondo.

Can stopping save me money on Bangkok Suvarnabhumi Airport to State of Washington flights?

You could potentially save up to 40% on your flight if you consider stops on a Bangkok Suvarnabhumi Airport to State of Washington flight.

Cheap Bangkok Suvarnabhumi Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bangkok Suvarnabhumi Airport to State of Washington

Direct flights

None
There are no direct flights from Bangkok Suvarnabhumi Airport to State of Washington. There are no popular flight routes from Bangkok Suvarnabhumi Airport to State of Washington.
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  • When did momondo last update prices for flights from Bangkok Suvarnabhumi Airport to Washington?

    Prices for flights from Bangkok Suvarnabhumi Airport to Washington refresh daily.

  • How many operators does momondo search for flights from Bangkok Suvarnabhumi Airport to Washington?

  • How old do you have to be to fly from Bangkok Suvarnabhumi Airport to Washington?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok Suvarnabhumi Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Bangkok Suvarnabhumi Airport to State of Washington

Compare and see reviews for airlines that fly from Bangkok Suvarnabhumi Airport to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
Philippine AirlinesPriceFrom $551Free CancellationRating
7.2
909 reviews
Search Philippine Airlines flights
Asiana AirlinesPriceFrom $638Free CancellationRating
8.2
479 reviews
Search Asiana Airlines flights
STARLUX AirlinesPriceFrom $703Free CancellationRating
8.9
211 reviews
Search STARLUX Airlines flights
China AirlinesPriceFrom $781Free CancellationRating
8.3
767 reviews
Search China Airlines flights
Korean AirPriceFrom $801Free CancellationRating
8.4
1,138 reviews
Search Korean Air flights
DeltaPriceFrom $829Free CancellationRating
7.9
7,972 reviews
Search Delta flights
EVA AirPriceFrom $831Free CancellationRating
8.4
1,235 reviews
Search EVA Air flights
ANAPriceFrom $867Free CancellationRating
8.4
958 reviews
Search ANA flights
Japan AirlinesPriceFrom $922Free CancellationRating
8.3
1,557 reviews
Search Japan Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Bangkok to Washington?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Washington from Bangkok.

Can I find flights from Bangkok to Washington with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Bangkok to Washington flights to just show those with flexible booking policies.

How can momondo help me find flights from Bangkok to Washington?

momondo provides multiple filters to help you find the best flight to Washington from Bangkok. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Bangkok to Washington right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Bangkok to Washington flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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