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Cheap flights from Ulaanbaatar (UBN) to Seattle (SEA)

UBN — SEA
ago. 23 — ago. 301
sáb. 8/23
sáb. 8/30
1 adult, Economy
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Best time to book a flight from Ulaanbaatar to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Ulaanbaatar with our price prediction graph.
Estimated round-trip price
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Cheapflights Insights

Everything you need to know about your flight from Ulaanbaatar to Seattle

What is the cheapest time of day to fly from UBN to SEA?

Find hourly flight availability from Ulaanbaatar to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 18, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 26% on flights from Ulaanbaatar to Seattle by exploring options for tickets in the afternoon.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated agosto 18, 2025.
Read reviews from past customers who have flown Korean Air and Asiana Airlines from Ulaanbaatar to Seattle. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,131 reviews

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Korean Air
8.4
Very good
1,131 reviews
Korean Air
8.4
Very good
1,131 reviews

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!
Asiana Airlines
8.2
Very good
476 reviews
Korean Air
8.4
Very good
1,131 reviews

Entertainment

8.2

Food

8.1

Comfort

8.3

Boarding

8.5

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Related info for your journey

Find useful and relevant information for your journey from Ulaanbaatar to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Ulaanbaatar to Seattle round-trip?

    According to our current data, Asiana Airlines ($1,016), and Korean Air ($1,150) offers the cheapest pricing from Ulaanbaatar to Seattle.

  • Can I find deals for flights from Ulaanbaatar to Seattle that include hotel bookings?

    Yes. In addition to deals on Ulaanbaatar to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ulaanbaatar to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ulaanbaatar to Seattle.

  • Can I find deals for business class flights from Ulaanbaatar to Seattle?

    Yes. Cheapflights offers flight deals from Ulaanbaatar to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ulaanbaatar to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Ulaanbaatar to Seattle (average of $238). Flying from Ulaanbaatar to Seattle in June is currently the most expensive (average of $388). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

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SeaTac
Tukwila
Tacoma
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Alternative routes for Ulaanbaatar to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Ulaanbaatar to Seattle flights

Top 2 airlines flying from Ulaanbaatar to Seattle

Discover the top 2 airlines that operate flights from Ulaanbaatar to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
Asiana AirlinesCheapest$1,016Average$1,102FlexibilityNo cancel feeOn-time76%
Korean AirCheapest$1,150Average$1,244FlexibilityNo cancel feeOn-time81%

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