When did momondo last update prices for flights from Washington to Mongolia?

Prices for flights from Washington to Mongolia were last updated today.

How many operators does momondo search for flights from Washington to Mongolia?

As of November 2026, there is 1 operator available to choose from for flights from Washington to Mongolia.

How old do you have to be to fly from Washington to Mongolia?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Mongolia.

What documentation or ID do you need to fly to Mongolia?

The travel and health documents you'll need for your trip to Mongolia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Mongolia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$1,300 Cheap Flights from Washington to Mongolia in 2026/27

Find the cheapest flights from Washington to Mongolia

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:20 pm - 7:30 amSEA Seattle/Tacoma Intl-UBN Ulaanbaatar Chinggis Khaan

21h 10m1 stop Istanbul

9:20 am - 5:35 pmUBN Ulaanbaatar Chinggis Khaan-SEA Seattle/Tacoma Intl

23h 15m1 stop Istanbul

$1,300Turkish Airlines

Thu, May 6 - Tue, May 25

7:20 pm - 7:30 amSEA Seattle/Tacoma Intl-UBN Ulaanbaatar Chinggis Khaan

21h 10m1 stop Istanbul

9:20 am - 5:35 pmUBN Ulaanbaatar Chinggis Khaan-SEA Seattle/Tacoma Intl

23h 15m1 stop Istanbul

$1,314Turkish Airlines

Thu, May 6 - Tue, May 25

10:25 am - 1:10 amSEA Seattle/Tacoma Intl-UBN Ulaanbaatar Chinggis Khaan

22h 45m1 stop Hong Kong Intl

2:50 pm - 8:45 amUBN Ulaanbaatar Chinggis Khaan-SEA Seattle/Tacoma Intl

33h 55m1 stop Hong Kong Intl

$1,316Cathay Pacific

Tue, Feb 9 - Wed, Feb 24

7:20 pm - 7:30 amSEA Seattle/Tacoma Intl-UBN Ulaanbaatar Chinggis Khaan

21h 10m1 stop Istanbul

9:20 am - 5:35 pmUBN Ulaanbaatar Chinggis Khaan-SEA Seattle/Tacoma Intl

23h 15m1 stop Istanbul

$1,328Turkish Airlines

Thu, May 6 - Tue, May 25

10:20 am - 10:40 amSEA Seattle/Tacoma Intl-UBN Ulaanbaatar Chinggis Khaan

32h 20m1 stop Beijing Capital

5:15 pm - 8:45 amUBN Ulaanbaatar Chinggis Khaan-SEA Seattle/Tacoma Intl

31h 30m2 stops Beijing Capital Hong Kong Intl

$1,333Multiple Airlines

Tue, Dec 1 - Fri, Dec 11

7:15 pm - 7:30 amSEA Seattle/Tacoma Intl-UBN Ulaanbaatar Chinggis Khaan

21h 15m1 stop Istanbul

9:20 am - 5:20 pmUBN Ulaanbaatar Chinggis Khaan-SEA Seattle/Tacoma Intl

23h 00m1 stop Istanbul

$1,334Turkish Airlines

Thu, May 6 - Tue, May 25

10:20 am - 1:10 pmSEA Seattle/Tacoma Intl-UBN Ulaanbaatar Chinggis Khaan

34h 50m1 stop Beijing Capital

5:15 pm - 8:20 amUBN Ulaanbaatar Chinggis Khaan-SEA Seattle/Tacoma Intl

31h 05m1 stop Beijing Capital

$1,344Multiple Airlines

Tue, Dec 1 - Fri, Dec 11

10:25 am - 1:10 amSEA Seattle/Tacoma Intl-UBN Ulaanbaatar Chinggis Khaan

22h 45m1 stop Hong Kong Intl

7:15 am - 6:42 pmUBN Ulaanbaatar Chinggis Khaan-SEA Seattle/Tacoma Intl

51h 27m2 stops Hong Kong Intl Vancouver Intl

$1,355Cathay Pacific

Tue, Feb 9 - Tue, Feb 23

4:49 pm - 5:40 pmSEA Seattle/Tacoma Intl-UBN Ulaanbaatar Chinggis Khaan

32h 51m2 stops Los Angeles Hong Kong Intl

2:50 pm - 8:45 amUBN Ulaanbaatar Chinggis Khaan-SEA Seattle/Tacoma Intl

33h 55m1 stop Hong Kong Intl

$1,356Cathay Pacific

Tue, Feb 9 - Wed, Feb 24

10:25 am - 5:40 pmSEA Seattle/Tacoma Intl-UBN Ulaanbaatar Chinggis Khaan

39h 15m1 stop Hong Kong Intl

7:15 am - 10:46 pmUBN Ulaanbaatar Chinggis Khaan-SEA Seattle/Tacoma Intl

31h 31m2 stops Hong Kong Intl Los Angeles

$1,361Cathay Pacific

Tue, Feb 9 - Thu, Feb 25

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Cathay Pacific flights from State of Washington to Mongolia

Our best Cathay Pacific deals on State of Washington to Mongolia flight tickets

Cathay Pacific

Feb 9

SEA10:25 amSeattle/Tacoma Intl

22h 45m

1 stop

UBN1:10 amUlaanbaatar Chinggis Khaan

Feb 24

UBN2:50 pmUlaanbaatar Chinggis Khaan

33h 55m

1 stop

SEA8:45 amSeattle/Tacoma Intl

$1,316

Cathay Pacific

Feb 9

SEA10:25 amSeattle/Tacoma Intl

22h 45m

1 stop

UBN1:10 amUlaanbaatar Chinggis Khaan

Feb 23

UBN7:15 amUlaanbaatar Chinggis Khaan

51h 27m

2 stops

SEA6:42 pmSeattle/Tacoma Intl

$1,355

Cathay Pacific

Feb 9

SEA4:49 pmSeattle/Tacoma Intl

32h 51m

2 stops

UBN5:40 pmUlaanbaatar Chinggis Khaan

Feb 24

UBN2:50 pmUlaanbaatar Chinggis Khaan

33h 55m

1 stop

SEA8:45 amSeattle/Tacoma Intl

$1,356

Delta flights from State of Washington to Mongolia

Our best Delta deals on State of Washington to Mongolia flight tickets

Delta

Feb 11

SEA12:50 pmSeattle/Tacoma Intl

29h 35m

1 stop

UBN10:25 amUlaanbaatar Chinggis Khaan

Feb 24

UBN12:25 pmUlaanbaatar Chinggis Khaan

15h 25m

1 stop

SEA11:50 amSeattle/Tacoma Intl

$1,511

Delta

Feb 11

SEA12:50 pmSeattle/Tacoma Intl

29h 35m

1 stop

UBN10:25 amUlaanbaatar Chinggis Khaan

Feb 27

UBN12:25 pmUlaanbaatar Chinggis Khaan

15h 25m

1 stop

SEA11:50 amSeattle/Tacoma Intl

$1,561

Delta

Feb 12

SEA12:50 pmSeattle/Tacoma Intl

29h 35m

1 stop

UBN10:25 amUlaanbaatar Chinggis Khaan

Feb 21

UBN12:25 pmUlaanbaatar Chinggis Khaan

15h 25m

1 stop

SEA11:50 amSeattle/Tacoma Intl

$1,611

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Mongolia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleUlaanbaatar

SEA Seattle/Tacoma Intl - UBN Ulaanbaatar Chinggis Khaan

SEAUBN

Seattle/Tacoma Intl

Thu 5/6

7:20 pm-7:30 am

1 stop21h 10m

Ulaanbaatar Chinggis Khaan

Tue 5/25

9:20 am-5:35 pm

1 stop23h 15m

$1,300

SeattleUlaanbaatar

SEA Seattle/Tacoma Intl - UBN Ulaanbaatar Chinggis Khaan

SEAUBN

Seattle/Tacoma Intl

Thu 5/6

7:20 pm-7:30 am

1 stop21h 10m

Ulaanbaatar Chinggis Khaan

Tue 5/25

9:20 am-5:35 pm

1 stop23h 15m

$1,314

SeattleUlaanbaatar

SEA Seattle/Tacoma Intl - UBN Ulaanbaatar Chinggis Khaan

SEAUBN

Seattle/Tacoma Intl

Tue 2/9

10:25 am-1:10 am

1 stop22h 45m

Ulaanbaatar Chinggis Khaan

Wed 2/24

2:50 pm-8:45 am

1 stop33h 55m

$1,316

SeattleUlaanbaatar

SEA Seattle/Tacoma Intl - UBN Ulaanbaatar Chinggis Khaan

SEAUBN

Seattle/Tacoma Intl

Thu 5/6

7:20 pm-7:30 am

1 stop21h 10m

Ulaanbaatar Chinggis Khaan

Tue 5/25

9:20 am-5:35 pm

1 stop23h 15m

$1,328

SeattleUlaanbaatar

SEA Seattle/Tacoma Intl - UBN Ulaanbaatar Chinggis Khaan

SEAUBN

Seattle/Tacoma Intl

Tue 12/1

10:20 am-10:40 am

1 stop32h 20m

Ulaanbaatar Chinggis Khaan

Fri 12/11

5:15 pm-8:45 am

2 stops31h 30m

$1,333

Quickest round-trip

SeattleUlaanbaatar

SEA Seattle/Tacoma Intl - UBN Ulaanbaatar Chinggis Khaan

SEAUBN

Seattle/Tacoma Intl

Thu 5/6

7:15 pm-7:30 am

1 stop21h 15m

Ulaanbaatar Chinggis Khaan

Tue 5/25

9:20 am-5:20 pm

1 stop23h 00m

$1,334

SeattleUlaanbaatar

SEA Seattle/Tacoma Intl - UBN Ulaanbaatar Chinggis Khaan

SEAUBN

Seattle/Tacoma Intl

Tue 12/1

10:20 am-1:10 pm

1 stop34h 50m

Ulaanbaatar Chinggis Khaan

Fri 12/11

5:15 pm-8:20 am

1 stop31h 05m

$1,344

SeattleUlaanbaatar

SEA Seattle/Tacoma Intl - UBN Ulaanbaatar Chinggis Khaan

SEAUBN

Seattle/Tacoma Intl

Tue 2/9

10:25 am-1:10 am

1 stop22h 45m

Ulaanbaatar Chinggis Khaan

Tue 2/23

7:15 am-6:42 pm

2 stops51h 27m

$1,355

SeattleUlaanbaatar

SEA Seattle/Tacoma Intl - UBN Ulaanbaatar Chinggis Khaan

SEAUBN

Seattle/Tacoma Intl

Tue 2/9

4:49 pm-5:40 pm

2 stops32h 51m

Ulaanbaatar Chinggis Khaan

Wed 2/24

2:50 pm-8:45 am

1 stop33h 55m

$1,356

SeattleUlaanbaatar

SEA Seattle/Tacoma Intl - UBN Ulaanbaatar Chinggis Khaan

SEAUBN

Seattle/Tacoma Intl

Tue 2/9

10:25 am-5:40 pm

1 stop39h 15m

Ulaanbaatar Chinggis Khaan

Thu 2/25

7:15 am-10:46 pm

2 stops31h 31m

$1,361

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Mongolia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Mongolia?

The cheapest month to fly to Mongolia from State of Washington is in October. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you’re not able to fly to Mongolia in October, then April is your next best option. Flight prices from State of Washington to Mongolia during April average around $0.

Can stopping save me money on State of Washington to Mongolia flights?

You could potentially save up to 31% on your flight if you consider stops on a State of Washington to Mongolia flight.

Cheap State of Washington to Mongolia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Mongolia

Best Price Found	$1,300
Fastest flight time	28h 05m
Direct flights	None

The best flight deal from State of Washington to Mongolia found on momondo in the last 72 hours is $1,300

The fastest flight from State of Washington to Mongolia takes 28h 05m

There are no direct flights from State of Washington to Mongolia. There are no popular flight routes from State of Washington to Mongolia.

Search flight deals

Frequently asked questions about flying from Washington to Mongolia

When did momondo last update prices for flights from Washington to Mongolia?
Prices for flights from Washington to Mongolia were last updated today.
How many operators does momondo search for flights from Washington to Mongolia?
As of November 2026, there is 1 operator available to choose from for flights from Washington to Mongolia.
How old do you have to be to fly from Washington to Mongolia?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington to Mongolia.
What documentation or ID do you need to fly to Mongolia?
The travel and health documents you'll need for your trip to Mongolia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Mongolia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from State of Washington to Mongolia

Compare and see reviews for airlines that fly from State of Washington to Mongolia with momondo

Airline	Rating	Free Cancellation	Price
Asiana Airlines	PriceFrom $1,372	Free Cancellation	Rating 8.1 570 reviews		Search Asiana Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Mongolia?

Finding the right flight to Mongolia from Washington is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Mongolia quick and easy, saving you time and money.

Can I find flights from Washington to Mongolia with flexible booking policies on momondo?

All flight searches from Washington to Mongolia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington to Mongolia?

Once you have performed a search for Washington to Mongolia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington to Mongolia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington to Mongolia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Mongolia and let you know when they change.

An easier way to manage your Mongolia trip

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Popular cities in Mongolia

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Cheap flights from Washington to Mongolia from $1,300

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Mongolia departing on 5/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Washington to Mongolia

Cheap round-trip flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

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Cathay Pacific flights from State of Washington to Mongolia

Our best Cathay Pacific deals on State of Washington to Mongolia flight tickets

Delta flights from State of Washington to Mongolia

Our best Delta deals on State of Washington to Mongolia flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Mongolia that are best for you.

See travel insights to Mongolia from

How to get the cheapest flight ticket from State of Washington to Mongolia

What is the cheapest month to fly to Mongolia?

Can stopping save me money on State of Washington to Mongolia flights?

Cheap State of Washington to Mongolia flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington to Mongolia

Best airlines flying from State of Washington to Mongolia

Compare and see reviews for airlines that fly from State of Washington to Mongolia with momondo

Why use momondo?

An easier way to manage your Mongolia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Mongolia

Popular cities in Mongolia

Popular flights according to clicks in the last 7 days on momondo

State of Washington flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Mongolia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Mongolia

List of cabin classes available on flights landing in Mongolia. Availability may vary depending on flight origin and airline.

Complete your trip to Mongolia

Explore popular destinations other users love

According to popular flight searches on momondo this year