Earn point on your loyalty program!arrow arc left

Cheap flights from Bismarck (BIS) to Denver (DEN)

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 Bismarck (BIS) to Denver (DEN)

How to find the cheapest flight from Bismarck (BIS) to Denver (DEN)
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 Bismarck (BIS) to Denver (DEN)
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 Bismarck (BIS) to Denver (DEN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Bismarck to Denver in November , December 2026

30 Nov - 03 Dec $ 344.00
BIS
Bismarck
Allegiant Air
1 STOPS
DEN
Denver
DEN
Denver
Allegiant Air
2 STOPS
BIS
Bismarck
Pick dates
30 Nov - 17 Dec $ 377.00
BIS
Bismarck
Allegiant Air
1 STOPS
DEN
Denver
DEN
Denver
Allegiant Air
1 STOPS
BIS
Bismarck
Pick dates
30 Nov - 22 Dec $ 411.00
BIS
Bismarck
Allegiant Air
1 STOPS
DEN
Denver
DEN
Denver
Allegiant Air
1 STOPS
BIS
Bismarck
Pick dates

Last minute flights from Bismarck to Denver

22 Nov - 30 Nov $ 435.00
BIS
Bismarck
Allegiant Air
1 STOPS
DEN
Denver
DEN
Denver
Allegiant Air
1 STOPS
BIS
Bismarck
Pick dates
22 Nov - 30 Nov $ 435.00
BIS
Bismarck
Allegiant Air
1 STOPS
DEN
Denver
DEN
Denver
Allegiant Air
1 STOPS
BIS
Bismarck
Pick dates
19 Nov - 30 Nov $ 567.00
BIS
Bismarck
Allegiant Air
1 STOPS
DEN
Denver
DEN
Denver
Allegiant Air
1 STOPS
BIS
Bismarck
Pick dates

One-way flights to Denver from Bismarck

8:57 PM - 12:22 PM
Frontier Airlines
2 Stops
19h 50m
BIS - DEN
$ 154
Kiwi
Pick dates
8:57 PM - 6:12 AM
Frontier Airlines
1 Stops
13h 18m
BIS - DEN
$ 183
Kiwi
Pick dates
10:10 PM - 6:40 AM
Frontier Airlines
1 Stops
12h 33m
BIS - DEN
$ 201
Kiwi
Pick dates

How to find the cheapest flight from Bismarck (BIS) to Denver (DEN)

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 Bismarck (BIS) to Denver (DEN)
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 Bismarck (BIS) to Denver (DEN)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.