United Flight UA4665 Deals & Information (2025/2026)

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United Flight 4665 Route Deals From $224

The cheapest prices found with in the last 7 days for return flights were $209 and $224 for one-way flights to Bismarck Municipal for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 25 - Tue, Jul 29
DEN
Denver Intl.
BIS
Bismarck Municipal
$209 Roundtrip, just found
$209
Roundtrip
just found
Select United flight, departing Fri, Jul 25 from Denver Intl. to Bismarck Municipal, returning Tue, Jul 29, priced at $209 just found
Fri, Aug 1 - Mon, Aug 4
DEN
Denver Intl.
BIS
Bismarck Municipal
$214 Roundtrip, found 3 days ago
$214
Roundtrip
found 3 days ago
Select United flight, departing Fri, Aug 1 from Denver Intl. to Bismarck Municipal, returning Mon, Aug 4, priced at $214 found 3 days ago
Fri, Jul 25 - Sun, Jul 27
DEN
Denver Intl.
BIS
Bismarck Municipal
$244 Roundtrip, found 23 hours ago
$244
Roundtrip
found 23 hours ago
Select United flight, departing Fri, Jul 25 from Denver Intl. to Bismarck Municipal, returning Sun, Jul 27, priced at $244 found 23 hours ago
Fri, Aug 1 - Mon, Aug 4
DEN
Denver Intl.
BIS
Bismarck Municipal
$250 Roundtrip, found 3 days ago
$250
Roundtrip
found 3 days ago
Select United flight, departing Fri, Aug 1 from Denver Intl. to Bismarck Municipal, returning Mon, Aug 4, priced at $250 found 3 days ago
Fri, Jul 25 - Sun, Jul 27
DEN
Denver Intl.
BIS
Bismarck Municipal
$269 Roundtrip, found 23 hours ago
$269
Roundtrip
found 23 hours ago
Select United flight, departing Fri, Jul 25 from Denver Intl. to Bismarck Municipal, returning Sun, Jul 27, priced at $269 found 23 hours ago
Thu, Jul 3 - Sun, Jul 13
DEN
Denver Intl.
BIS
Bismarck Municipal
$275 Roundtrip, found 5 hours ago
$275
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Jul 3 from Denver Intl. to Bismarck Municipal, returning Sun, Jul 13, priced at $275 found 5 hours ago
Fri, Aug 1 - Sun, Aug 3
DEN
Denver Intl.
BIS
Bismarck Municipal
$276 Roundtrip, found 3 days ago
$276
Roundtrip
found 3 days ago
Select United flight, departing Fri, Aug 1 from Denver Intl. to Bismarck Municipal, returning Sun, Aug 3, priced at $276 found 3 days ago
Fri, Jul 25 - Tue, Jul 29
DEN
Denver Intl.
BIS
Bismarck Municipal
$279 Roundtrip, just found
$279
Roundtrip
just found
Select United flight, departing Fri, Jul 25 from Denver Intl. to Bismarck Municipal, returning Tue, Jul 29, priced at $279 just found
Fri, Aug 1 - Mon, Aug 4
DEN
Denver Intl.
BIS
Bismarck Municipal
$286 Roundtrip, found 3 days ago
$286
Roundtrip
found 3 days ago
Select United flight, departing Fri, Aug 1 from Denver Intl. to Bismarck Municipal, returning Mon, Aug 4, priced at $286 found 3 days ago
Wed, Jun 18 - Sun, Jun 22
DEN
Denver Intl.
BIS
Bismarck Municipal
$288 Roundtrip, found 5 days ago
$288
Roundtrip
found 5 days ago
Select United flight, departing Wed, Jun 18 from Denver Intl. to Bismarck Municipal, returning Sun, Jun 22, priced at $288 found 5 days ago

Frequently asked questions

What route does flight number UA4665 take?
UA4665 is used on multiple routes, but the most common is between Denver, CO Airport (DEN-Denver Intl.) and Bismarck, ND Airport (BIS-Bismarck Municipal). If on a direct flight, you’ll stroll through arrivals in around 1 hour and 37 minutes. Multi-stop flights can also use this number, as can services on other routes.
How often is UA4665 on time?
If you’re taking to the skies on United Airlines flight number UA4665 between DIA airport and Bismarck Municipal Airport (BIS), leave some buffer room in your travel plans — these flights arrive on time 73% of the time. If your departure is delayed, you’re likely to wait about 39 minutes. This is the most popular route for your flight, and it has a 0.6-star rating.
What kind of plane is on flight number UA4665?
It’s more than likely you’ll be hopping on board the Bombardier CRJ if you’re taking flight number UA4665 from DEN to Bismarck Municipal Airport. This is the most commonly used type of aircraft on this route.
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 UA4665 flight with Travelocity, please visit our Customer Service Portal.