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Cheap flights from Bangkok Suvarnabhumi Airport to Washington from $498

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 11/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Bangkok Suvarnabhumi Airport to Washington

Cheap round-trip flights

Enter your travel dates to find the best prices.
Asiana Airlines Logo
11:45 am - 3:45 pm
BKK
-
SEA
18h 00m
1 stop
Asiana Airlines Logo
12:10 am - 10:40 am
SEA
-
BKK
20h 30m
1 stop
$774Asiana Airlines
Sun, Jul 12 - Sun, Jul 26
Asiana Airlines Logo
11:45 am - 3:15 pm
BKK
-
SEA
17h 30m
1 stop
Asiana Airlines Logo
12:10 am - 11:35 pm
SEA
-
BKK
33h 25m
1 stop
$783Asiana Airlines
Sun, Sep 6 - Fri, Sep 11
Asiana Airlines Logo
11:45 am - 3:45 pm
BKK
-
SEA
18h 00m
1 stop
Asiana Airlines Logo
12:10 am - 11:35 pm
SEA
-
BKK
33h 25m
1 stop
$788Asiana Airlines
Sun, Jul 12 - Sun, Jul 26
ANA Logo
9:35 am - 6:32 pm
BKK
-
SEA
22h 57m
2 stops
ANA Logo
10:30 am - 5:55 am
SEA
-
BKK
29h 25m
2 stops
$804ANA
Wed, Oct 7 - Sat, Oct 17
United Airlines Logo
9:35 am - 11:26 pm
BKK
-
SEA
27h 51m
2 stops
United Airlines Logo
4:30 pm - 4:35 am
SEA
-
BKK
22h 05m
1 stop
$808United Airlines
Tue, Oct 6 - Thu, Oct 15
United Airlines Logo
9:10 am - 11:33 am
BKK
-
SEA
41h 23m
2 stops
United Airlines Logo
3:40 pm - 5:10 am
SEA
-
BKK
22h 30m
1 stop
$809United Airlines
Mon, Nov 2 - Mon, Nov 30
Air Canada Logo
7:05 am - 9:31 am
BKK
-
PDX
16h 26m
1 stop
Air Canada Logo
3:30 pm - 5:05 am
PDX
-
BKK
23h 35m
1 stop
$820Air Canada
Wed, Sep 23 - Wed, Sep 23
Air Canada Logo
7:05 am - 9:31 am
BKK
-
PDX
16h 26m
1 stop
Air Canada Logo
7:45 pm - 9:45 pm
PDX
-
BKK
36h 00m
2 stops
$827Air Canada
Wed, Sep 23 - Wed, Sep 23
Multiple Airlines Logo
5:30 pm - 10:50 am
BKK
-
PDX
31h 20m
2 stops
Multiple Airlines Logo
6:00 pm - 9:45 am
PDX
-
BKK
25h 45m
2 stops
$942Multiple Airlines
Mon, Sep 21 - Wed, Oct 21
Multiple Airlines Logo
1:25 pm - 9:29 am
BKK
-
PDX
34h 04m
2 stops
Multiple Airlines Logo
5:55 pm - 12:05 pm
PDX
-
BKK
27h 10m
2 stops
$1,009Multiple Airlines
Sat, Oct 24 - Fri, Nov 20

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ANA flights from Bangkok Suvarnabhumi Airport to State of Washington

Our best ANA deals on Bangkok Suvarnabhumi Airport to State of Washington flight tickets
ANA
Oct 7
BKK9:35 amBangkok Suvarnabhumi
22h 57m
2 stops
SEA6:32 pmSeattle/Tacoma Intl
Oct 17
SEA10:30 amSeattle/Tacoma Intl
29h 25m
2 stops
BKK5:55 amBangkok Suvarnabhumi
$804
ANA
Jun 18
BKK9:35 amBangkok Suvarnabhumi
18h 50m
1 stop
SEA2:25 pmSeattle/Tacoma Intl
Jul 3
SEA4:30 pmSeattle/Tacoma Intl
22h 05m
1 stop
BKK4:35 amBangkok Suvarnabhumi
$807
ANA
Jun 15
BKK9:35 amBangkok Suvarnabhumi
18h 50m
1 stop
SEA2:25 pmSeattle/Tacoma Intl
Jan 10
SEA3:45 pmSeattle/Tacoma Intl
33h 35m
1 stop
BKK4:20 pmBangkok Suvarnabhumi
$819

United Airlines flights from Bangkok Suvarnabhumi Airport to State of Washington

Our best United Airlines deals on Bangkok Suvarnabhumi Airport to State of Washington flight tickets
United Airlines
Jun 17
BKK9:35 amBangkok Suvarnabhumi
18h 50m
1 stop
SEA2:25 pmSeattle/Tacoma Intl
Jul 17
SEA7:00 amSeattle/Tacoma Intl
36h 35m
2 stops
BKK9:35 amBangkok Suvarnabhumi
$799
United Airlines
Jun 15
BKK9:35 amBangkok Suvarnabhumi
18h 50m
1 stop
SEA2:25 pmSeattle/Tacoma Intl
Jan 10
SEA3:30 pmSeattle/Tacoma Intl
28h 55m
2 stops
BKK11:25 amBangkok Suvarnabhumi
$804
United Airlines
Jun 15
BKK9:35 amBangkok Suvarnabhumi
18h 50m
1 stop
SEA2:25 pmSeattle/Tacoma Intl
Jan 10
SEA3:30 pmSeattle/Tacoma Intl
28h 55m
2 stops
BKK11:25 amBangkok Suvarnabhumi
$805

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 June 15, 2026.
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

Cheapest round-trip
Quickest round-trip

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Sun 7/12

11:45 am-3:45 pm

1 stop18h 00m

Seattle/Tacoma Intl

Sun 7/26

12:10 am-10:40 am

1 stop20h 30m

$774

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Sun 9/6

11:45 am-3:15 pm

1 stop17h 30m

Seattle/Tacoma Intl

Fri 9/11

12:10 am-11:35 pm

1 stop33h 25m

$783

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Sun 7/12

11:45 am-3:45 pm

1 stop18h 00m

Seattle/Tacoma Intl

Sun 7/26

12:10 am-11:35 pm

1 stop33h 25m

$788

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 10/7

9:35 am-6:32 pm

2 stops22h 57m

Seattle/Tacoma Intl

Sat 10/17

10:30 am-5:55 am

2 stops29h 25m

$804

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 10/6

9:35 am-11:26 pm

2 stops27h 51m

Seattle/Tacoma Intl

Thu 10/15

4:30 pm-4:35 am

1 stop22h 05m

$808

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 11/2

9:10 am-11:33 am

2 stops41h 23m

Seattle/Tacoma Intl

Mon 11/30

3:40 pm-5:10 am

1 stop22h 30m

$809

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 9/23

7:05 am-9:31 am

1 stop16h 26m

Portland

Wed 9/23

3:30 pm-5:05 am

1 stop23h 35m

$820

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Wed 9/23

7:05 am-9:31 am

1 stop16h 26m

Portland

Wed 9/23

7:45 pm-9:45 pm

2 stops36h 00m

$827

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Mon 9/21

5:30 pm-10:50 am

2 stops31h 20m

Portland

Wed 10/21

6:00 pm-9:45 am

2 stops25h 45m

$942

BangkokPortland

BKK - PDX

BKKPDX

Bangkok Suvarnabhumi

Sat 10/24

1:25 pm-9:29 am

2 stops34h 04m

Portland

Fri 11/20

5:55 pm-12:05 pm

2 stops27h 10m

$1,009

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 October is, on average, the cheapest month to fly to State of Washington from Bangkok Suvarnabhumi Airport, with most prices found around $515. If you aren’t able to travel to State of Washington during the month of October, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $591.

How far in advance should I book a flight from Bangkok Suvarnabhumi Airport to 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 $865 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 $733 on momondo.

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

You could potentially save up to 11% 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

Fastest flight time

16h 15m

Direct flights

None
The fastest flight from Bangkok Suvarnabhumi Airport to State of Washington takes 16h 15m
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.
Search flight deals

Frequently asked questions about flying from Bangkok Suvarnabhumi Airport to Washington

  • 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 $625Free CancellationRating
7.3
1,000 reviews
Search Philippine Airlines flights
Asiana AirlinesPriceFrom $655Free CancellationRating
8.1
541 reviews
Search Asiana Airlines flights
STARLUX AirlinesPriceFrom $703Free CancellationRating
8.9
339 reviews
Search STARLUX Airlines flights
EVA AirPriceFrom $766Free CancellationRating
8.5
1,474 reviews
Search EVA Air flights
China AirlinesPriceFrom $774Free CancellationRating
8.3
829 reviews
Search China Airlines flights
DeltaPriceFrom $803Free CancellationRating
7.9
8,397 reviews
Search Delta 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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