United Flight 4665 Deals & Information (2026/2027)

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United Flight 4665 Route Deals From $230

The cheapest prices found with in the last 7 days for return flights were $209 and $230 for one-way flights to Bismarck Municipal for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Mar 26 - Sun, Mar 29
DEN
Denver Intl.
BIS
Bismarck Municipal
$209 Roundtrip, found 3 days ago
$209
Roundtrip
found 3 days ago
Select United flight, departing Thu, Mar 26 from Denver Intl. to Bismarck Municipal, returning Sun, Mar 29, priced at $209 found 3 days ago
Wed, Mar 4 - Mon, Mar 9
DEN
Denver Intl.
BIS
Bismarck Municipal
$240 Roundtrip, found 19 hours ago
$240
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Mar 4 from Denver Intl. to Bismarck Municipal, returning Mon, Mar 9, priced at $240 found 19 hours ago
Thu, Mar 26 - Sun, Mar 29
DEN
Denver Intl.
BIS
Bismarck Municipal
$257 Roundtrip, found 3 days ago
$257
Roundtrip
found 3 days ago
Select United flight, departing Thu, Mar 26 from Denver Intl. to Bismarck Municipal, returning Sun, Mar 29, priced at $257 found 3 days ago
Wed, Mar 4 - Mon, Mar 9
DEN
Denver Intl.
BIS
Bismarck Municipal
$259 Roundtrip, found 19 hours ago
$259
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Mar 4 from Denver Intl. to Bismarck Municipal, returning Mon, Mar 9, priced at $259 found 19 hours ago
Thu, Mar 26 - Sun, Mar 29
DEN
Denver Intl.
BIS
Bismarck Municipal
$261 Roundtrip, found 3 days ago
$261
Roundtrip
found 3 days ago
Select United flight, departing Thu, Mar 26 from Denver Intl. to Bismarck Municipal, returning Sun, Mar 29, priced at $261 found 3 days ago
Wed, Mar 4 - Mon, Mar 9
DEN
Denver Intl.
BIS
Bismarck Municipal
$262 Roundtrip, found 19 hours ago
$262
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Mar 4 from Denver Intl. to Bismarck Municipal, returning Mon, Mar 9, priced at $262 found 19 hours ago
Sat, Feb 14 - Mon, Feb 23
DEN
Denver Intl.
BIS
Bismarck Municipal
$264 Roundtrip, found 1 day ago
$264
Roundtrip
found 1 day ago
Select United flight, departing Sat, Feb 14 from Denver Intl. to Bismarck Municipal, returning Mon, Feb 23, priced at $264 found 1 day ago
Wed, Mar 4 - Mon, Mar 9
DEN
Denver Intl.
BIS
Bismarck Municipal
$269 Roundtrip, found 19 hours ago
$269
Roundtrip
found 19 hours ago
Select United flight, departing Wed, Mar 4 from Denver Intl. to Bismarck Municipal, returning Mon, Mar 9, priced at $269 found 19 hours ago
Thu, Mar 26 - Sun, Mar 29
DEN
Denver Intl.
BIS
Bismarck Municipal
$279 Roundtrip, found 3 days ago
$279
Roundtrip
found 3 days ago
Select United flight, departing Thu, Mar 26 from Denver Intl. to Bismarck Municipal, returning Sun, Mar 29, priced at $279 found 3 days ago
Thu, Mar 26 - Sun, Mar 29
DEN
Denver Intl.
BIS
Bismarck Municipal
$279 Roundtrip, found 3 days ago
$279
Roundtrip
found 3 days ago
Select United flight, departing Thu, Mar 26 from Denver Intl. to Bismarck Municipal, returning Sun, Mar 29, priced at $279 found 3 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.