Earn point on your loyalty program!arrow arc left

Cheap flights from Portland (PDX) 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 Portland (PDX) to Ulaanbaatar (ULN)

How to find the cheapest flight from Portland (PDX) 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 Portland (PDX) 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 Portland (PDX) 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 Portland to Ulaanbaatar in October , November 2026

31 Oct - 21 Nov $ 1,501.00
PDX
Portland
Alaska Airlines
2 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Alaska Airlines
2 STOPS
PDX
Portland
Pick dates
31 Oct - 14 Nov $ 1,503.00
PDX
Portland
Alaska Airlines
2 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Alaska Airlines
2 STOPS
PDX
Portland
Pick dates
31 Oct - 07 Nov $ 1,526.00
PDX
Portland
Alaska Airlines
2 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Alaska Airlines
2 STOPS
PDX
Portland
Pick dates

Last minute flights from Portland to Ulaanbaatar

26 Oct - 31 Oct $ 1,912.00
PDX
Portland
Alaska Airlines
2 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Alaska Airlines
2 STOPS
PDX
Portland
Pick dates
26 Oct - 31 Oct $ 1,924.00
PDX
Portland
Alaska Airlines
3 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Alaska Airlines
2 STOPS
PDX
Portland
Pick dates
27 Oct - 31 Oct $ 1,977.00
PDX
Portland
Alaska Airlines
2 STOPS
ULN
Ulaanbaatar
ULN
Ulaanbaatar
Alaska Airlines
2 STOPS
PDX
Portland
Pick dates

One-way flights to Ulaanbaatar from Portland

11:06 AM - 7:45 AM
Korean Air
2 Stops
32h 19m
PDX - ULN
$ 727
Kiwi
Pick dates
2:53 PM - 6:30 PM
Turkish Airlines
2 Stops
25h 27m
PDX - ULN
$ 1,301
Kiwi
Pick dates
7:37 PM - 12:25 PM
Cathay Pacific
2 Stops
30h 28m
PDX - ULN
$ 3,176
Kiwi
Pick dates

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