₩611,700 Cheap Flights from Bangkok (BKK) to Seattle (SEA)

View ₩611,700 flight on Wed, Oct 8, 2025Opens in a new window

Popular airlines from Suvarnabhumi Intl. Airport (BKK) to Seattle-Tacoma International Airport (SEA)

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Cheap Flights from Bangkok to Seattle (BKK-SEA)

Prices were available within the past 7 days and start at ₩611,700 for one-way flights and ₩978,500 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Wed, Nov 12 - Wed, Nov 19
BKK
Bangkok
SEA
Seattle
₩978,500 Roundtrip, found 5 days ago
₩978,500
Roundtrip
found 5 days ago
Select Philippine Airlines flight, departing Wed, Nov 12 from Bangkok to Seattle, returning Wed, Nov 19, priced at ₩978,500 found 5 days ago
Philippine Airlines
Wed, Nov 12 - Wed, Nov 19
BKK
Bangkok
SEA
Seattle
₩1,136,500 Roundtrip, found 5 days ago
₩1,136,500
Roundtrip
found 5 days ago
Select Philippine Airlines flight, departing Wed, Nov 12 from Bangkok to Seattle, returning Wed, Nov 19, priced at ₩1,136,500 found 5 days ago
EVA Airways
Wed, Nov 12 - Wed, Nov 19
BKK
Bangkok
SEA
Seattle
₩1,136,900 Roundtrip, found 5 days ago
₩1,136,900
Roundtrip
found 5 days ago
Select EVA Airways flight, departing Wed, Nov 12 from Bangkok to Seattle, returning Wed, Nov 19, priced at ₩1,136,900 found 5 days ago
Philippine Airlines
Wed, Nov 12 - Wed, Nov 19
BKK
Bangkok
SEA
Seattle
₩1,150,600 Roundtrip, found 5 days ago
₩1,150,600
Roundtrip
found 5 days ago
Select Philippine Airlines flight, departing Wed, Nov 12 from Bangkok to Seattle, returning Wed, Nov 19, priced at ₩1,150,600 found 5 days ago
Philippine Airlines
Wed, Nov 12 - Wed, Nov 19
BKK
Bangkok
SEA
Seattle
₩1,167,400 Roundtrip, found 5 days ago
₩1,167,400
Roundtrip
found 5 days ago
Select Philippine Airlines flight, departing Wed, Nov 12 from Bangkok to Seattle, returning Wed, Nov 19, priced at ₩1,167,400 found 5 days ago
Air Canada
Wed, Nov 12 - Wed, Nov 19
BKK
Bangkok
SEA
Seattle
₩1,183,900 Roundtrip, found 5 days ago
₩1,183,900
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Nov 12 from Bangkok to Seattle, returning Wed, Nov 19, priced at ₩1,183,900 found 5 days ago
Air Canada
Wed, Nov 12 - Wed, Nov 19
BKK
Bangkok
SEA
Seattle
₩1,213,400 Roundtrip, found 5 days ago
₩1,213,400
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Nov 12 from Bangkok to Seattle, returning Wed, Nov 19, priced at ₩1,213,400 found 5 days ago
Air Canada
Wed, Nov 12 - Wed, Nov 19
BKK
Bangkok
SEA
Seattle
₩1,227,500 Roundtrip, found 5 days ago
₩1,227,500
Roundtrip
found 5 days ago
Select Air Canada flight, departing Wed, Nov 12 from Bangkok to Seattle, returning Wed, Nov 19, priced at ₩1,227,500 found 5 days ago
Korean Air
Wed, Nov 12 - Wed, Nov 19
BKK
Bangkok
SEA
Seattle
₩1,378,000 Roundtrip, found 5 days ago
₩1,378,000
Roundtrip
found 5 days ago
Select Korean Air flight, departing Wed, Nov 12 from Bangkok to Seattle, returning Wed, Nov 19, priced at ₩1,378,000 found 5 days ago
Delta
Wed, Nov 12 - Wed, Nov 19
BKK
Bangkok
SEA
Seattle
₩1,525,700 Roundtrip, found 5 days ago
₩1,525,700
Roundtrip
found 5 days ago
Select Delta flight, departing Wed, Nov 12 from Bangkok to Seattle, returning Wed, Nov 19, priced at ₩1,525,700 found 5 days ago

Find the cheapest month to fly from Bangkok (BKK) to Seattle (SEA)

November is typically the cheapest month to fly

From ₩815,368 - ₩1,336,839 per traveler.

Frequently asked questions

How much is a flight from Bangkok Airport to Seattle - Tacoma Intl. Airport (SEA)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip flight between Suvarnabhumi Airport and Sea-Tac Airport was ₩978,500. Cheap tickets don't hang around, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from BKK to SEA?
We get that your situation can change unexpectedly, so we've made it as easy as possible for you to cancel your trip online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from Suvarnabhumi Airport to SEA that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Bangkok Airport to Seattle - Tacoma Intl. Airport (SEA) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Suvarnabhumi Intl. Airport (BKK) to SEA?
You'll have 12,000 kilometers to cover on the long-haul Bang Phli to SeaTac route. Dress in comfy clothes and consider taking a sleep mask and earplugs.
Which airlines fly direct from BKK to SEA?
Direct flights aren't available, so you'll need to make at least one stop between Suvarnabhumi Intl. Airport (BKK) and Seattle - Tacoma Intl. Airport (SEA). Use the layover time to stretch your legs and freshen up.
Are Suvarnabhumi Airport to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
Flight prices change all the time, so it's no sure thing. While last-minute deals between Suvarnabhumi Intl. Airport (BKK) and Sea-Tac Airport are possible, it also makes sense to keep track of prices well before you fly. In fact, some air carriers announce their prices up to 12 months before the departure date. Expedia is constantly updating the best airfare bargains around, so keep checking and be ready to book when prices drop.

Travel information

Travel information

Origin airport
Suvarnabhumi Intl.
Destination airport
Seattle - Tacoma Intl.
Roundtrip price
₩978,500
Distance
11917 km

Book with confidence

Book with confidence

Bangkok to Seattle Flights

Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from Bangkok to Seattle will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Seattle.

Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with BKK to SEA flights that won’t make your bank account wince. Ready to temporarily leave behind Bangkok for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to SEA with hotels and car rentals to score even bigger savings.

All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.

Bangkok to Seattle Flights

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