Flights from United States to Mongolia from $ 1,344*
expand_more
1 Passenger, Economy
expand_morePromotion Code
expand_moreexpand_more
today
today
Best prices for United flights from United States to Mongolia
flight_takeoff
flight_land
$
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
Best business class fares from United States to Mongolia
flight_takeoff
flight_land
$
Newark/New York (EWR)to
Ulaanbaatar (UBN)
02/24/26 - 03/10/26
Roundtrip
Business
from
$Â 5,806
Viewed: 4 hours ago
Los Angeles (LAX)to
Ulaanbaatar (UBN)
12/27/25 - 01/03/26
Roundtrip
Business
from
$Â 7,356
Viewed: 4 hours ago
Chicago (ORD)to
Ulaanbaatar (UBN)
01/20/26 - 02/15/26
Roundtrip
Business
from
$Â 5,485
Viewed: 15 hours ago
Denver (DEN)to
Ulaanbaatar (UBN)
07/16/26 - 07/31/26
Roundtrip
Business
from
$Â 5,961
Viewed: 9 hours ago
San Francisco (SFO)to
Ulaanbaatar (UBN)
07/08/26 - 07/24/26
Roundtrip
Business
from
$Â 5,983
Viewed: 19 hours ago
Washington, D.C. (IAD)to
Ulaanbaatar (UBN)
07/18/26 - 07/31/26
Roundtrip
Business
from
$Â 6,393
Viewed: 16 hours ago
Houston (IAH)to
Ulaanbaatar (UBN)
08/08/26 - 09/05/26
Roundtrip
Business
from
$Â 6,206
Viewed: 17 hours ago
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.