Your next trip, last seen at €500
Lowest observedWhen to fly
Explore datesFind the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- Lowest observed
- €500, departing 19 Nov 2026 (Last checked: 22 Oct 2026)One-way fareCheck live prices for this route
- Airlines seen
- Air Canada, Air China, Alaska Airlines, Asiana Airlines, Hainan Airlines, Hunnu Air, Korean Air, MIAT Mongolian Airlines, Philippine Airlines, T'way Air, Turkish Airlines (11)
- Typical journey time
- 36h 05m
About this route
Explore the fares we observed from Ulaanbaatar to Seattle. Prices move often, so pick your dates to see the latest options.
- Route distance
- 8,380 km
- Typical journey time
- 36h 05m
- Seen on fares with a connection
- MIAT Mongolian Airlines, Air China, Korean Air, Alaska Airlines, Asiana Airlines, Air Canada, Hunnu Air, Philippine Airlines (8)
- Alternative airports
- BFI
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- Ulaanbaatar Chinggis Khaan International Airport (UBN) → Ulaanbaatar, city gazetteer reference point (47.8864, 106.9057): ≈ 27 km.
- King County International Airport - Boeing Field (BFI) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 9 km.
- Seattle–Tacoma International Airport (SEA) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 18 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Frequently asked
How much is a flight from Ulaanbaatar to Seattle?
The lowest fare Routavio has observed is €500, found on 22 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Ulaanbaatar to Seattle?
In our observations November 2026 is the cheapest month so far, at €500.
Are there direct flights from Ulaanbaatar to Seattle?
Our data holds no non-stop flight from Ulaanbaatar to Seattle. The fares on this page include at least one stop.
Which airlines fly from Ulaanbaatar to Seattle?
Routavio has seen these carriers on the route: Air Canada, Air China, Alaska Airlines, Asiana Airlines, Hainan Airlines, Hunnu Air, Korean Air, MIAT Mongolian Airlines, Philippine Airlines, T'way Air, Turkish Airlines (11).
How long does the flight from Ulaanbaatar to Seattle take?
Across the 72 fares Routavio observed, the average journey time is 36h 47m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Ulaanbaatar to Seattle fares were non-stop?
None of the 75 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.