United Flight 4651 Deals & Information (2025/2026)

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 4651 Route Deals From $208

The cheapest prices found with in the last 7 days for return flights were $250 and $208 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$250 Roundtrip, found 2 days ago
$250
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $250 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$286 Roundtrip, found 2 days ago
$286
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $286 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$288 Roundtrip, found 2 days ago
$288
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $288 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$311 Roundtrip, found 2 days ago
$311
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $311 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$324 Roundtrip, found 2 days ago
$324
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $324 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$350 Roundtrip, found 2 days ago
$350
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $350 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$375 Roundtrip, found 2 days ago
$375
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $375 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$384 Roundtrip, found 2 days ago
$384
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $384 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$388 Roundtrip, found 2 days ago
$388
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $388 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$413 Roundtrip, found 2 days ago
$413
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $413 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$422 Roundtrip, found 2 days ago
$422
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $422 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$424 Roundtrip, found 2 days ago
$424
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $424 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$426 Roundtrip, found 2 days ago
$426
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $426 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$436 Roundtrip, found 2 days ago
$436
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $436 found 2 days ago
Wed, Jul 2 - Sat, Jul 12
MLI
Quad City Intl.
ORD
O'Hare Intl.
$462 Roundtrip, found 2 days ago
$462
Roundtrip
found 2 days ago
Select United flight, departing Wed, Jul 2 from Quad City Intl. to O'Hare Intl., returning Sat, Jul 12, priced at $462 found 2 days ago

Frequently asked questions

What route does flight number UA4651 take?
UA4651 serves multiple routes, but the most common is between AMA and Denver, CO Airport (DEN-Denver Intl.). If your flight goes direct, you'll stroll through arrivals in 1 hour and 24 minutes. Multi-stop flights can also travel under the same number, as can services on other routes.
What kind of plane is on flight number UA4651?
It's likely you'll travel aboard the Bombardier CRJ if you've reserved a seat on flight number UA4651 from Rick Husband Amarillo Intl. Airport (AMA) to DIA airport. This is the most commonly used aircraft type on this busy 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 UA4651 flight with Travelocity, please visit our Customer Service Portal.