Earn point on your loyalty program!arrow arc left

Cheap flights from Billings (BIL) to Ulaanbaatar (ULN)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Billings (BIL) to Ulaanbaatar (ULN)

How to find the cheapest flight from Billings (BIL) to Ulaanbaatar (ULN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Billings (BIL) to Ulaanbaatar (ULN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Billings (BIL) to Ulaanbaatar (ULN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Billings to Ulaanbaatar in November , December 2025

28 Nov - 06 Dec $ 1,339.00
BIL
Billings
Allegiant Air
3 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Allegiant Air
3 STOPS
BIL
Billings
Pick dates
28 Nov - 05 Dec $ 1,393.00
BIL
Billings
Allegiant Air
3 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Allegiant Air
3 STOPS
BIL
Billings
Pick dates
28 Nov - 12 Dec $ 1,404.00
BIL
Billings
Allegiant Air
3 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Allegiant Air
3 STOPS
BIL
Billings
Pick dates

Last minute flights from Billings to Ulaanbaatar

28 Nov - 01 Dec $ 1,896.00
BIL
Billings
Allegiant Air
3 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Allegiant Air
3 STOPS
BIL
Billings
Pick dates
24 Nov - 01 Dec $ 1,901.00
BIL
Billings
Allegiant Air
3 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Allegiant Air
3 STOPS
BIL
Billings
Pick dates
26 Nov - 01 Dec $ 2,126.00
BIL
Billings
Allegiant Air
3 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Allegiant Air
3 STOPS
BIL
Billings
Pick dates

One-way flights to Ulaanbaatar from Billings

5:47 PM - 7:45 AM
Korean Air
3 Stops
49h 38m
BIL - ULN
$ 712
Kiwi
Pick dates
12:55 PM - 7:45 AM
Korean Air
3 Stops
30h 30m
BIL - ULN
$ 748
Kiwi
Pick dates
11:37 AM - 7:45 AM
Korean Air
3 Stops
31h 48m
BIL - ULN
$ 874
Kiwi
Pick dates

How to find the cheapest flight from Billings (BIL) to Ulaanbaatar (ULN)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Billings (BIL) to Ulaanbaatar (ULN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Billings (BIL) to Ulaanbaatar (ULN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.