United Flight 4631 Deals & Information (2025/2026)

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United Flight 4631 Route Deals From $222

The cheapest prices found with in the last 7 days for return flights were $199 and $222 for one-way flights to Denver Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Nov 6 - Wed, Nov 12
MOT
Minot Intl.
DEN
Denver Intl.
$199 Roundtrip, found 5 days ago
$199
Roundtrip
found 5 days ago
Select United flight, departing Thu, Nov 6 from Minot Intl. to Denver Intl., returning Wed, Nov 12, priced at $199 found 5 days ago
Thu, Aug 28 - Mon, Sep 1
MOT
Minot Intl.
DEN
Denver Intl.
$201 Roundtrip, found 4 days ago
$201
Roundtrip
found 4 days ago
Select United flight, departing Thu, Aug 28 from Minot Intl. to Denver Intl., returning Mon, Sep 1, priced at $201 found 4 days ago
Fri, Aug 1 - Wed, Aug 6
MOT
Minot Intl.
DEN
Denver Intl.
$209 Roundtrip, found 6 days ago
$209
Roundtrip
found 6 days ago
Select United flight, departing Fri, Aug 1 from Minot Intl. to Denver Intl., returning Wed, Aug 6, priced at $209 found 6 days ago
Thu, Aug 28 - Mon, Sep 1
MOT
Minot Intl.
DEN
Denver Intl.
$236 Roundtrip, found 4 days ago
$236
Roundtrip
found 4 days ago
Select United flight, departing Thu, Aug 28 from Minot Intl. to Denver Intl., returning Mon, Sep 1, priced at $236 found 4 days ago
Thu, Nov 6 - Wed, Nov 12
MOT
Minot Intl.
DEN
Denver Intl.
$269 Roundtrip, found 5 days ago
$269
Roundtrip
found 5 days ago
Select United flight, departing Thu, Nov 6 from Minot Intl. to Denver Intl., returning Wed, Nov 12, priced at $269 found 5 days ago
Thu, Aug 28 - Mon, Sep 1
MOT
Minot Intl.
DEN
Denver Intl.
$271 Roundtrip, found 4 days ago
$271
Roundtrip
found 4 days ago
Select United flight, departing Thu, Aug 28 from Minot Intl. to Denver Intl., returning Mon, Sep 1, priced at $271 found 4 days ago
Fri, Aug 1 - Wed, Aug 6
MOT
Minot Intl.
DEN
Denver Intl.
$279 Roundtrip, found 6 days ago
$279
Roundtrip
found 6 days ago
Select United flight, departing Fri, Aug 1 from Minot Intl. to Denver Intl., returning Wed, Aug 6, priced at $279 found 6 days ago
Thu, Aug 28 - Mon, Sep 1
MOT
Minot Intl.
DEN
Denver Intl.
$291 Roundtrip, found 4 days ago
$291
Roundtrip
found 4 days ago
Select United flight, departing Thu, Aug 28 from Minot Intl. to Denver Intl., returning Mon, Sep 1, priced at $291 found 4 days ago
Fri, Aug 8 - Sun, Aug 10
MOT
Minot Intl.
DEN
Denver Intl.
$296 Roundtrip, found 5 days ago
$296
Roundtrip
found 5 days ago
Select United flight, departing Fri, Aug 8 from Minot Intl. to Denver Intl., returning Sun, Aug 10, priced at $296 found 5 days ago
Fri, Aug 8 - Sun, Aug 10
MOT
Minot Intl.
DEN
Denver Intl.
$306 Roundtrip, found 5 days ago
$306
Roundtrip
found 5 days ago
Select United flight, departing Fri, Aug 8 from Minot Intl. to Denver Intl., returning Sun, Aug 10, priced at $306 found 5 days ago
Fri, Aug 8 - Sun, Aug 10
MOT
Minot Intl.
DEN
Denver Intl.
$316 Roundtrip, found 5 days ago
$316
Roundtrip
found 5 days ago
Select United flight, departing Fri, Aug 8 from Minot Intl. to Denver Intl., returning Sun, Aug 10, priced at $316 found 5 days ago
Thu, Nov 6 - Wed, Nov 12
MOT
Minot Intl.
DEN
Denver Intl.
$328 Roundtrip, found 5 days ago
$328
Roundtrip
found 5 days ago
Select United flight, departing Thu, Nov 6 from Minot Intl. to Denver Intl., returning Wed, Nov 12, priced at $328 found 5 days ago

Frequently asked questions

What route does flight number UA4631 take?
UA4631 is used on multiple routes. More commonly, UA4631 flies direct from Austin, TX Airport (AUS-Austin-Bergstrom Intl.) to Houston, TX Airport (IAH-George Bush Intercontinental). If you've booked a seat on this route, you'll be flying for about 1 hour and 6 minutes.
What kind of plane is on flight number UA4631?
UA4631 is a flight number that is used on several routes. If you have a ticket on the most popular route, AUS to Houston, TX Airport (IAH-George Bush Intercontinental), there's every chance you'll be on the Embraer 175.
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 UA4631 flight with Travelocity, please visit our Customer Service Portal.