Typical price difference
-2%฿40,817 here compared with ฿41,839
One-way and roundtrip flights from Bangkok
Alaska Airlines flights to Seattle
🏙️City
- Lowest fare
- ฿19,039 Sep 28
- Roundtrip from
- ฿37,848
- Typical roundtrip
- ฿40,817
Top deals
Flights and prices
Seattle: prices, dates and useful details
Planning a trip to Seattle? Compare dates, airlines, flight times and direct options from Bangkok. 12 one-way fares from ฿19,039 · 62 roundtrips from ฿37,848. These results are for alaska airlines (as).
- One way from
- ฿19,039
- 12 outbound-only options
- Roundtrip from
- ฿37,848
- 62 complete trips
- Typical roundtrip
- ฿40,817
- Half cost less, half cost more
- Flight options
- 62
- Roundtrips available
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Best Deals
Departure monthSeptember 2026
Seattle
Weather17°MildTypical one way฿19,663Cheapest one-way fare฿19,039฿19,663−3%Sep 28Save ฿624
Departure month
September 2026
Seattle
Weather17°Mild
Typical one way฿19,663
Cheapest one-way fare฿19,039
฿19,663−3%
Sep 28Save ฿624
Departure monthOctober 2026
Seattle
Weather12°MildTypical one way฿19,663Cheapest one-way fare฿19,046฿19,663−3%Oct 2Save ฿617
Departure month
October 2026
Seattle
Weather12°Mild
Typical one way฿19,663
Cheapest one-way fare฿19,046
฿19,663−3%
Oct 2Save ฿617
Departure monthAugust 2026
Seattle
Weather20°MildTypical one way฿19,663Cheapest one-way fare฿20,895Aug 27
Departure month
August 2026
Seattle
Weather20°Mild
Typical one way฿19,663
Cheapest one-way fare฿20,895
Aug 27
Plan with confidence
Find the trip that fits
Compare prices, dates, airlines and travel time. Then choose the deal that feels right.
See the difference
Alaska Airlines (AS) at a glance
Compare price, non-stop choice and travel time with other Seattle options.
Non-stop options
0%+0 points compared with other flights
Typical flight time
15h 15m— longer than the comparison
Roundtrip options
62Trips ready to compare
Typical prices
What do Seattle roundtrips usually cost?
This distribution uses roundtrip prices only; one-way prices remain in their own labeled summary.
Lowest฿37,848
Typical low฿38,028
Typical฿40,817
Typical high฿41,884
Airline comparison
Alternative airlines for Seattle
Some trips combine airlines, so check both flights before you book.
| Comparison | Lowest | Typical range | Results | Non-stop |
|---|---|---|---|---|
| 1China Airlines | ฿33,031 | ฿38,028–฿43,615 | 431 | 0% |
| 2Starlux Airlines | ฿35,521 | ฿35,793–฿39,328 | 94 | 0% |
| 3Korean Air | ฿37,848 | ฿38,028–฿41,884 | 29 | 0% |
| 4Alaska Airlines | ฿37,848 | ฿38,028–฿41,884 | 62 | 0% |
| 5Thai Airways | ฿43,254 | ฿43,254–฿43,434 | 14 | — |
| 6Asiana Airlines | ฿43,627 | ฿46,281–฿47,698 | 66 | 0% |
| 7EVA Air | ฿48,602 | ฿48,602–฿49,726 | 10 | — |
Weather through the year
Typical temperatures in Seattle
Usual monthly temperatures can help you choose when to go. They are not a live forecast.
5°Jan
6°Feb
8°Mar
11°Apr
14°May
17°Jun
20°Jul
20°Aug
17°Sep
12°Oct
7°Nov
5°Dec
Useful trip facts
What to know about Seattle
- Country
- United States
- Arrival code
- SEA
- Typical annual temperature
- 11°C
- Trip styles
- City
- Typical outbound from Bangkok
- 15h 15m
- Typical stay
- 10 nights
Usual temperature, not a forecast
Why go
Why travelers consider Seattle
Emerald City of the Pacific Northwest. Coffee culture, tech innovation, and stunning natural beauty between Puget Sound and the Cascade Mountains.
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Common questions about Seattle
What is the lowest available one-way fare for Seattle?
The lowest available one-way fare is ฿19,039. It is compared only with other one-way fares.
What is the lowest available roundtrip fare for Seattle?
The lowest available roundtrip fare is ฿37,848. Check the dates, baggage and final total before booking.
What is a typical fare for Seattle?
A typical fare is ฿40,817. Many available options sit between ฿38,028 and ฿41,884.
How many choices are available for Seattle?
Choose from 62 roundtrip flights across 1 destination in 1 country.
Are direct flights available for Seattle?
0 roundtrip flights are non-stop both ways. That is 0% of the current choices.
Which month has the lowest fares for Seattle?
Sep 2026 has the lowest available roundtrip fare, from ฿37,848.
Where does Alaska Airlines to Seattle fly from Bangkok?
Alaska Airlines to Seattle operates flights from Bangkok to multiple destinations. Browse the deals on this page to see all available Alaska Airlines to Seattle routes.
How do I find the best deals on Alaska Airlines to Seattle?
We track Alaska Airlines to Seattle flight prices daily from Bangkok. Set up a watchlist for your preferred route to get notified when prices drop.