United Flight 5040 Deals & Information (2026/2027)

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United Flight 5040 Route Deals From $221

The cheapest prices found with in the last 7 days for return flights were $443 and $221 for one-way flights to Yellowstone Regional for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Mar 21 - Tue, Mar 24
DEN
Denver Intl.
COD
Yellowstone Regional
$443 Roundtrip, found 5 days ago
$443
Roundtrip
found 5 days ago
Select United flight, departing Sat, Mar 21 from Denver Intl. to Yellowstone Regional, returning Tue, Mar 24, priced at $443 found 5 days ago
Thu, Mar 19 - Mon, Mar 23
DEN
Denver Intl.
COD
Yellowstone Regional
$460 Roundtrip, found 5 days ago
$460
Roundtrip
found 5 days ago
Select United flight, departing Thu, Mar 19 from Denver Intl. to Yellowstone Regional, returning Mon, Mar 23, priced at $460 found 5 days ago
Thu, Mar 19 - Mon, Mar 23
DEN
Denver Intl.
COD
Yellowstone Regional
$473 Roundtrip, found 5 days ago
$473
Roundtrip
found 5 days ago
Select United flight, departing Thu, Mar 19 from Denver Intl. to Yellowstone Regional, returning Mon, Mar 23, priced at $473 found 5 days ago
Fri, Mar 20 - Mon, Mar 23
DEN
Denver Intl.
COD
Yellowstone Regional
$492 Roundtrip, found 5 days ago
$492
Roundtrip
found 5 days ago
Select United flight, departing Fri, Mar 20 from Denver Intl. to Yellowstone Regional, returning Mon, Mar 23, priced at $492 found 5 days ago
Thu, Mar 19 - Mon, Mar 23
DEN
Denver Intl.
COD
Yellowstone Regional
$523 Roundtrip, found 5 days ago
$523
Roundtrip
found 5 days ago
Select United flight, departing Thu, Mar 19 from Denver Intl. to Yellowstone Regional, returning Mon, Mar 23, priced at $523 found 5 days ago
Thu, Mar 19 - Sun, Mar 22
DEN
Denver Intl.
COD
Yellowstone Regional
$528 Roundtrip, found 5 days ago
$528
Roundtrip
found 5 days ago
Select United flight, departing Thu, Mar 19 from Denver Intl. to Yellowstone Regional, returning Sun, Mar 22, priced at $528 found 5 days ago
Thu, Mar 19 - Mon, Mar 23
DEN
Denver Intl.
COD
Yellowstone Regional
$536 Roundtrip, found 5 days ago
$536
Roundtrip
found 5 days ago
Select United flight, departing Thu, Mar 19 from Denver Intl. to Yellowstone Regional, returning Mon, Mar 23, priced at $536 found 5 days ago
Sat, Mar 21 - Tue, Mar 24
DEN
Denver Intl.
COD
Yellowstone Regional
$547 Roundtrip, found 5 days ago
$547
Roundtrip
found 5 days ago
Select United flight, departing Sat, Mar 21 from Denver Intl. to Yellowstone Regional, returning Tue, Mar 24, priced at $547 found 5 days ago
Fri, Mar 20 - Mon, Mar 23
DEN
Denver Intl.
COD
Yellowstone Regional
$558 Roundtrip, found 5 days ago
$558
Roundtrip
found 5 days ago
Select United flight, departing Fri, Mar 20 from Denver Intl. to Yellowstone Regional, returning Mon, Mar 23, priced at $558 found 5 days ago
Fri, Mar 20 - Mon, Mar 23
DEN
Denver Intl.
COD
Yellowstone Regional
$597 Roundtrip, found 5 days ago
$597
Roundtrip
found 5 days ago
Select United flight, departing Fri, Mar 20 from Denver Intl. to Yellowstone Regional, returning Mon, Mar 23, priced at $597 found 5 days ago
Thu, Mar 19 - Sun, Mar 22
DEN
Denver Intl.
COD
Yellowstone Regional
$615 Roundtrip, found 5 days ago
$615
Roundtrip
found 5 days ago
Select United flight, departing Thu, Mar 19 from Denver Intl. to Yellowstone Regional, returning Sun, Mar 22, priced at $615 found 5 days ago
Tue, Mar 17 - Sat, Mar 21
DEN
Denver Intl.
COD
Yellowstone Regional
$633 Roundtrip, found 5 days ago
$633
Roundtrip
found 5 days ago
Select United flight, departing Tue, Mar 17 from Denver Intl. to Yellowstone Regional, returning Sat, Mar 21, priced at $633 found 5 days ago
Sat, Mar 21 - Tue, Mar 24
DEN
Denver Intl.
COD
Yellowstone Regional
$634 Roundtrip, found 5 days ago
$634
Roundtrip
found 5 days ago
Select United flight, departing Sat, Mar 21 from Denver Intl. to Yellowstone Regional, returning Tue, Mar 24, priced at $634 found 5 days ago
Fri, Mar 20 - Mon, Mar 23
DEN
Denver Intl.
COD
Yellowstone Regional
$662 Roundtrip, found 5 days ago
$662
Roundtrip
found 5 days ago
Select United flight, departing Fri, Mar 20 from Denver Intl. to Yellowstone Regional, returning Mon, Mar 23, priced at $662 found 5 days ago
Thu, Mar 19 - Sun, Mar 22
DEN
Denver Intl.
COD
Yellowstone Regional
$670 Roundtrip, found 5 days ago
$670
Roundtrip
found 5 days ago
Select United flight, departing Thu, Mar 19 from Denver Intl. to Yellowstone Regional, returning Sun, Mar 22, priced at $670 found 5 days ago
Sun, Mar 22 - Wed, Mar 25
DEN
Denver Intl.
COD
Yellowstone Regional
$706 Roundtrip, found 1 hour ago
$706
Roundtrip
found 1 hour ago
Select United flight, departing Sun, Mar 22 from Denver Intl. to Yellowstone Regional, returning Wed, Mar 25, priced at $706 found 1 hour ago

Frequently asked questions

What route does flight number UA5040 take?
UA5040 operates direct from Cape Girardeau Municipal Airport (CGI) to Chicago, IL Airport (ORD-O'Hare Intl.). During this journey, expect to be in the air for about 1 hour and 33 minutes. Book ahead to lock in your preferred seat.
How often is UA5040 on time?
If you're flying on United Airlines flight number UA5040 between Cape Girardeau Regional Airport and Chicago, IL Airport (ORD-O'Hare Intl.), 85% of these services leave on time. On the rare occasion that there is a delay, the wait time is approximately 51 minutes on average. Thanks to the airline's first-rate service, this flight has earned a star rating of 1.75.
What kind of plane is on flight number UA5040?
The Bombardier CRJ is the aircraft that's mostly used for flight UA5040. This flight typically heads off from CGI and arrives at O'Hare Intl. Airport (ORD).
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 UA5040 flight with Travelocity, please visit our Customer Service Portal.