United Flight 337 Deals & Information (2025/2026)

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United Flight 337 Route Deals From $219

The cheapest prices found with in the last 7 days for return flights were $204 and $219 for one-way flights to Great Falls Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jan 23 - Tue, Jan 27
DEN
Denver Intl.
GTF
Great Falls Intl.
$204 Roundtrip, just found
$204
Roundtrip
just found
Select United flight, departing Fri, Jan 23 from Denver Intl. to Great Falls Intl., returning Tue, Jan 27, priced at $204 just found
Fri, Jan 23 - Tue, Jan 27
DEN
Denver Intl.
GTF
Great Falls Intl.
$267 Roundtrip, just found
$267
Roundtrip
just found
Select United flight, departing Fri, Jan 23 from Denver Intl. to Great Falls Intl., returning Tue, Jan 27, priced at $267 just found
Fri, Jan 23 - Tue, Jan 27
DEN
Denver Intl.
GTF
Great Falls Intl.
$276 Roundtrip, just found
$276
Roundtrip
just found
Select United flight, departing Fri, Jan 23 from Denver Intl. to Great Falls Intl., returning Tue, Jan 27, priced at $276 just found
Fri, Jan 23 - Tue, Jan 27
DEN
Denver Intl.
GTF
Great Falls Intl.
$302 Roundtrip, just found
$302
Roundtrip
just found
Select United flight, departing Fri, Jan 23 from Denver Intl. to Great Falls Intl., returning Tue, Jan 27, priced at $302 just found
Fri, Jan 23 - Tue, Jan 27
DEN
Denver Intl.
GTF
Great Falls Intl.
$323 Roundtrip, just found
$323
Roundtrip
just found
Select United flight, departing Fri, Jan 23 from Denver Intl. to Great Falls Intl., returning Tue, Jan 27, priced at $323 just found
Fri, Jan 23 - Tue, Jan 27
DEN
Denver Intl.
GTF
Great Falls Intl.
$339 Roundtrip, just found
$339
Roundtrip
just found
Select United flight, departing Fri, Jan 23 from Denver Intl. to Great Falls Intl., returning Tue, Jan 27, priced at $339 just found
Fri, Jan 23 - Tue, Jan 27
DEN
Denver Intl.
GTF
Great Falls Intl.
$349 Roundtrip, just found
$349
Roundtrip
just found
Select United flight, departing Fri, Jan 23 from Denver Intl. to Great Falls Intl., returning Tue, Jan 27, priced at $349 just found

Frequently asked questions

What route does flight number UA337 take?
UA337 flies straight from Denver, CO Airport (DEN-Denver Intl.) to Dallas-Fort Worth Intl. Airport (DFW). During this journey, you'll be in the air for about 1 hour and 52 minutes. It's wise to book ahead to get your favorite seat.
What kind of plane is on flight number UA337?
The route for UA337 is usually DIA airport to Dallas-Fort Worth Intl. Airport (DFW), and the Boeing 737-900 is the aircraft model you'll probably be flying with.
If I am not able to travel due to COVID-19, can I change my flight to a later date?
For more info about changing your UA337 flight with Travelocity, please visit our Customer Service Portal.