# Seattle to Chiang Mai flights

Page: https://www.routavio.com/flights/seattle-to-chiang-mai

## About this route

Explore the fares we observed from Seattle to Chiang Mai. Prices move often, so pick your dates to see the latest options.

- Route distance: 11,562 km
- Typical journey time: 20h 45m
- Airlines seen: Alaska Airlines, Cathay Pacific, China Airlines, EVA Air, Frontier Airlines, Hainan Airlines, Korean Air, Philippine Airlines, Singapore Airlines, STARLUX Airlines, Thai AirAsia, Thai Vietjet Air (12)
- Seen on fares with a connection: Korean Air, EVA Air, Singapore Airlines, China Airlines, Cathay Pacific, Alaska Airlines, Hainan Airlines, Philippine Airlines (8)
- Alternative airports: BFI

- No recently checked fare for this route.

## Frequently asked

### How much was a flight from Seattle to Chiang Mai?

A fare of €403 was seen on 12 Oct 2026. Fares change, so search your dates for the current price.

### Are there direct flights from Seattle to Chiang Mai?

Our data holds no non-stop flight from Seattle to Chiang Mai. The fares on this page include at least one stop.

### Which airlines fly from Seattle to Chiang Mai?

Routavio has seen these carriers on the route: Alaska Airlines, Cathay Pacific, China Airlines, EVA Air, Frontier Airlines, Hainan Airlines, Korean Air, Philippine Airlines, Singapore Airlines, STARLUX Airlines, Thai AirAsia, Thai Vietjet Air (12).

### How long does the flight from Seattle to Chiang Mai take?

Across the 59 fares Routavio observed, the average journey time is 29h 39m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

### How many of the observed Seattle to Chiang Mai fares were non-stop?

None of the 59 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.

Route data last updated by Routavio on 6 November 2026