Flights from Denver to Billings with United Airlines

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
09/25/25
direct
UA5339
01h 40min
Return
10/05/25
direct
UA0372
01h 43min
United Airlines ?
$238
Denver
Billings
Outbound
09/25/25
direct
UA0703
01h 33min
Return
10/05/25
direct
UA0372
01h 43min
United Airlines ?
$247
Denver
Billings
Outbound
09/25/25
direct
UA5257
01h 41min
Return
10/05/25
direct
UA5829
01h 51min
United Airlines
$262
Denver
Billings
Outbound
11/09/25
direct
UA5339
01h 46min
Return
12/07/25
direct
UA4758
01h 46min
United Airlines ?
$275
found 2 days ago
Denver
Billings
Outbound
11/09/25
direct
UA5339
01h 46min
Return
12/07/25
direct
UA0372
01h 42min
United Airlines ?
$280
found 2 days ago
Denver
Billings
Outbound
11/09/25
direct
UA5339
01h 46min
Return
12/07/25
direct
UA4758
01h 46min
United Airlines
$291
found 2 days ago
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Denver - Billings

Roundtrip from US$ 237,68
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