United Flight 303 Deals & Information (2026/2027)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 303 Route Deals From $129

The cheapest prices found with in the last 7 days for return flights were $278 and $129 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 10 - Tue, Oct 13
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$278 Roundtrip, found 5 days ago
$278
Roundtrip
found 5 days ago
Select United flight, departing Sat, Oct 10 from Kansas City Intl. to O'Hare Intl., returning Tue, Oct 13, priced at $278 found 5 days ago
Mon, Oct 5 - Wed, Oct 7
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$280 Roundtrip, found 4 days ago
$280
Roundtrip
found 4 days ago
Select United flight, departing Mon, Oct 5 from Kansas City Intl. to O'Hare Intl., returning Wed, Oct 7, priced at $280 found 4 days ago
Thu, Oct 1 - Mon, Oct 5
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$282 Roundtrip, found 4 days ago
$282
Roundtrip
found 4 days ago
Select United flight, departing Thu, Oct 1 from Kansas City Intl. to O'Hare Intl., returning Mon, Oct 5, priced at $282 found 4 days ago
Mon, Oct 5 - Wed, Oct 7
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$283 Roundtrip, found 4 days ago
$283
Roundtrip
found 4 days ago
Select United flight, departing Mon, Oct 5 from Kansas City Intl. to O'Hare Intl., returning Wed, Oct 7, priced at $283 found 4 days ago
Mon, Oct 5 - Wed, Oct 7
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$284 Roundtrip, found 4 days ago
$284
Roundtrip
found 4 days ago
Select United flight, departing Mon, Oct 5 from Kansas City Intl. to O'Hare Intl., returning Wed, Oct 7, priced at $284 found 4 days ago
Thu, Oct 1 - Mon, Oct 5
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$288 Roundtrip, found 4 days ago
$288
Roundtrip
found 4 days ago
Select United flight, departing Thu, Oct 1 from Kansas City Intl. to O'Hare Intl., returning Mon, Oct 5, priced at $288 found 4 days ago
Thu, Oct 1 - Mon, Oct 5
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$293 Roundtrip, found 4 days ago
$293
Roundtrip
found 4 days ago
Select United flight, departing Thu, Oct 1 from Kansas City Intl. to O'Hare Intl., returning Mon, Oct 5, priced at $293 found 4 days ago
Mon, Oct 5 - Wed, Oct 7
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$306 Roundtrip, found 4 days ago
$306
Roundtrip
found 4 days ago
Select United flight, departing Mon, Oct 5 from Kansas City Intl. to O'Hare Intl., returning Wed, Oct 7, priced at $306 found 4 days ago
Thu, Oct 1 - Mon, Oct 5
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$309 Roundtrip, found 4 days ago
$309
Roundtrip
found 4 days ago
Select United flight, departing Thu, Oct 1 from Kansas City Intl. to O'Hare Intl., returning Mon, Oct 5, priced at $309 found 4 days ago
Sat, Oct 10 - Tue, Oct 13
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$317 Roundtrip, found 5 days ago
$317
Roundtrip
found 5 days ago
Select United flight, departing Sat, Oct 10 from Kansas City Intl. to O'Hare Intl., returning Tue, Oct 13, priced at $317 found 5 days ago
Fri, Dec 4 - Mon, Dec 7
MCI
Kansas City Intl.
ORD
O'Hare Intl.
$342 Roundtrip, found 22 hours ago
$342
Roundtrip
found 22 hours ago
Select United flight, departing Fri, Dec 4 from Kansas City Intl. to O'Hare Intl., returning Mon, Dec 7, priced at $342 found 22 hours ago

Frequently asked questions

What route does flight number UA303 take?
UA303 operates from Belize City Airport (BZE-Philip S. W. Goldson Intl.) to Denver Intl. Airport (DEN) and flies direct. This journey typically takes 4 hours and 20 minutes.
How often is UA303 on time?
If you're flying with United Airlines flight number UA303 between Philip S. W. Goldson Intl. Airport and Denver, CO Airport (DEN-Denver Intl.), 80% of these services touch down on schedule. If you are delayed, expect to wait about 33 minutes on average. Thanks to the airline's quality service, this flight has a star rating of 2.1.
What kind of plane is on flight number UA303?
Expect to hop on board a Boeing 737-800 if your flight number is UA303. Most flights from Belize City Airport (BZE-Philip S. W. Goldson Intl.) to DEN are operated using this type of plane.
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 UA303 flight with Travelocity, please visit our Customer Service Portal.