Flights from Billings to Denver with United Airlines

Our cheapest offers for flights from Billings to Denver

Here you can compare cheap flights from Billings (BIL) to Denver (DEN) 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 Denver. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Best option
Billings
Denver
Outbound
10/09/25
direct
UA5829
01h 51min
Return
11/05/25
direct
UA1417
01h 36min
United Airlines ?
$237
Billings
Denver
Outbound
10/09/25
direct
UA5829
01h 51min
Return
11/05/25
direct
UA5339
01h 46min
United Airlines ?
$250
Billings
Denver
Outbound
10/09/25
direct
UA5829
01h 51min
Return
11/05/25
direct
UA5339
01h 46min
United Airlines
$259
Billings
Denver
Outbound
10/09/25
direct
UA0372
01h 43min
Return
11/05/25
2 Stopovers (SAN, SEA)
F92817, AS0574, AS2457
12h 07min
United Airlines ?
$364
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Billings - Denver

Roundtrip from 236,46 USD
Flight duration min. 01:31 / max. 01:56
Return flight duration min. 01:31/ max. 01:49
Distance 733 km
Flights per week 31
Departure airport Airport Billings, MT (BIL)
Arrival airport Airport Denver International Airport, CO (DEN)
Destination country Flights to United States
Alternative flights to Denver
Flight destinations with a similar price