Flight Routes from Denver to Billings

Trip type

Our cheapest offers for flights from Denver to Billings

Here you can compare cheap flights from Denver (DEN) to Billings (BIL) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Billings. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Denver
Billings
Outbound
05/16/26
direct
UA1417
01h 37min
Return
05/29/26
direct
UA0478
01h 49min
United Airlines ?
$251
Denver
Billings
Outbound
07/26/26
direct
UA1417
01h 37min
Return
08/05/26
direct
UA0478
01h 49min
United Airlines ?
$259
Denver
Billings
Outbound
07/26/26
direct
UA1417
01h 37min
Return
08/05/26
direct
UA0478
01h 49min
United Airlines ?
$267
Denver
Billings
Outbound
05/16/26
direct
UA1417
01h 37min
Return
05/29/26
direct
UA4758
01h 50min
United Airlines ?
$268
Denver
Billings
Outbound
06/25/26
direct
UA5498
01h 44min
Return
06/30/26
direct
UA4758
01h 52min
United Airlines
$400
Denver
Billings
Outbound
06/25/26
direct
UA5257
01h 41min
Return
06/30/26
direct
UA5829
01h 50min
United Airlines ?
$408
Denver
Billings
Outbound
05/16/26
1 Stopover (SEA)
AS0643, AS2084
07h 16min
Return
05/29/26
1 Stopover (PDX)
AS2181, AS0711
06h 03min
Alaska Airlines ?
$698
Denver
Billings
Outbound
07/26/26
1 Stopover (SEA)
AS0643, AS2054
06h 56min
Return
08/05/26
1 Stopover (PDX)
AS3049, AS1627
05h 59min
Alaska Airlines ?
$890
Denver
Billings
Outbound
06/25/26
1 Stopover (SEA)
AS0249, AS2457
05h 39min
Return
06/30/26
1 Stopover (PDX)
AS2297, AS1627
05h 57min
Alaska Airlines ?
$1,026
Denver
Billings
Outbound
06/25/26
1 Stopover (LAS)
F92015, G40006
26h 30min
Return
06/30/26
3 Stopovers (SLC, GDL, MEX)
AM3319, AM0793, AM0239, Y40760
30h 34min
Frontier Airlines, Allegiant Air ?
$1,034
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Denver to Billings

Favorite airline: United Airlines
41 % of flights from Denver to Billings are booked with United Airlines.
United Airlines
41 %
Delta
35 %
Alaska Airlines
24 %
Direct flights are cheaper
Compared to direct flights, flights with a stopover on this route are on average 19 % more expensive.
non stop flight
1 stop
01h 33min
05h 09min
$ 209
$ 259
The favorite connection is non-stop
41 % of travelers decide to book a direct flight on this route.
Route
bookings
Direct flights
01h 33min, from $ 209
41 %
1 stopover Salt Lake City International Airport, UT
05h 07min, from $ 274
29 %
1 stopover Seattle-Tacoma International Airport, WA
16h 20min, from $ 2.006
24 %

Important flight information

Flight information: Denver - Billings

Roundtrip from $ 250,50
Flight duration min. 01:31 / max. 01:49
Return flight duration min. 01:31/ max. 01:56
Distance 733 km
Flights per week 31
Departure airport Airport Denver International Airport, CO (DEN)
Arrival airport Airport Billings, MT (BIL)
Destination country Flights to United States
Alternative routes to United States
Alternative flights to Billings
Flight destinations with a similar price