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Find cheap one-way flights from Washington D.C. to Ulaanbaatar starting at US$641.

Whether you’re going for a one-way or round-trip to Ulaanbaatar, we’ve got you covered! Check out these different flight options from Washington D.C. below.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Washington D.C. to Ulaanbaatar Flight time & Schedules

Flight info.
Departure
Arrival
Weekly Schedule
  1. QR710

    11:00

    IAD

    12.8h

    06:45

    DOH

    --T-T-S
  2. QR239

    07:40

    DOH

    4.3h

    11:55

    IST

    SMTWTFS
  3. OM162

    14:10

    IST

    8.3h

    03:30

    UBN

    ---W--S
  4. DL3950

    12:30

    IAD

    1.5h

    13:59

    JFK

    SM-WTFS
  5. TK002

    19:50

    JFK

    10.1h

    12:55

    IST

    SMTWTFS
  6. TK236

    18:15

    IST

    8.1h

    07:20

    UBN

    S-T-T--
  7. OM1134

    12:30

    IAD

    10.1h

    05:35

    IST

    SM-W-FS
  8. OM1162

    18:15

    IST

    8.1h

    07:20

    UBN

    S-T-T--
  9. TK188

    12:30

    IAD

    10.1h

    05:35

    IST

    SM-W-FS
  10. TK236

    18:15

    IST

    8.1h

    07:20

    UBN

    S-T-T--
  11. OM1134

    12:30

    IAD

    10.1h

    05:35

    IST

    SM-W-FS
  12. OM162

    14:10

    IST

    8.3h

    03:30

    UBN

    ---W--S
  13. KE094

    13:15

    IAD

    15.4h

    17:40

    ICN

    SMTWTFS
  14. KE197

    08:10

    ICN

    3.7h

    10:50

    UBN

    S-TWTF-
  15. DL5747

    14:00

    DCA

    1.4h

    15:27

    LGA

    SMTWTFS
  16. KE086

    00:50

    JFK

    15.5h

    05:20

    ICN

    SMTWTFS
  17. KE197

    08:10

    ICN

    3.7h

    10:50

    UBN

    S-TWTF-
  18. KE7510

    17:00

    DCA

    1.7h

    18:40

    JFK

    SMTWTFS
  19. KE086

    00:50

    JFK

    15.5h

    05:20

    ICN

    SMTWTFS
  20. KE197

    08:10

    ICN

    3.7h

    10:50

    UBN

    S-TWTF-
  21. DL4852

    19:35

    IAD

    1.4h

    20:59

    JFK

    SMTWTFS
  22. KE086

    00:50

    JFK

    15.5h

    05:20

    ICN

    SMTWTFS
  23. KE197

    08:10

    ICN

    3.7h

    10:50

    UBN

    S-TWTF-
  24. TK008

    21:40

    IAD

    10.2h

    14:50

    IST

    SMTWTFS
  25. TK236

    18:15

    IST

    8.1h

    07:20

    UBN

    S-T-T--

When is the cheapest time to book flights from Washington D.C. to Ulaanbaatar?

These price trend charts carefully monitor and predict how flight prices from Washington D.C. to Ulaanbaatar will change. Keep a close eye on them to understand when the best time to buy your tickets is.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Cheapest airlines flights from Washington D.C. to Ulaanbaatar

Compare prices from various providers below to understand which option best suits your travel needs, before enjoying a comfortable journey with a trusted airline from Washington D.C. to Ulaanbaatar.

Frequently Asked Questions

  • When are flight tickets from Washington D.C. (WAS) to Ulaanbaatar (ULN) the cheapest?

    Airlines adjust prices for flights from Washington D.C. to Ulaanbaatar based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much do flights from Washington D.C. (WAS) to Ulaanbaatar (ULN) cost?

    According to Trip.com's data, the lowest price is around $1,683.
  • What is the transportation method from the main airport to downtown in Ulaanbaatar?

    • The distance from New Ulaanbaatar International Airport to downtown is about 26 km. It takes about 40 minutes by taxi.

How to find a cheap flight from Washington D.C. to Ulaanbaatar

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
1
Being flexible with your dates to get the cheapest Washington D.C. to Ulaanbaatar ticket.
Tap "Date" on flight search bar to scan through the calender for Washington D.C. to Ulaanbaatar airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Tue, Mar 4 at US$641 for one-way flights.
2
Compare cheap Washington D.C. to Ulaanbaatar flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from Washington D.C. to Ulaanbaatar. The cheapest airline operating is Turkish Airlines.
3
Set up a Price Alert
By setting up a Price Alert for your Washington D.C. to Ulaanbaatar route, you can easily track the price of your airline tickets from Washington D.C. to Ulaanbaatar without manually checking every day.
4
Don't miss cheap Washington D.C. to Ulaanbaatar flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com free app and search for cheap flight tickets from Washington D.C. to Ulaanbaatar to get exclusive deals for you.

Washington D.C. to Ulaanbaatar Flight Information

Cheapest nonstop flight price$641
Off-season for travelMarch
Peak season for travelMay
Flight distance10,364.22 km
Popular airlineAir China