United Flight 4574 Deals & Information (2025/2026)

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United Flight 4574 Route Deals From $215

The cheapest prices found with in the last 7 days for return flights were $449 and $215 for one-way flights to Macdonald-Cartier Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Aug 8 - Sat, Aug 16
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$449 Roundtrip, found 4 hours ago
$449
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Aug 16, priced at $449 found 4 hours ago
Tue, Jul 8 - Sun, Jul 13
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$459 Roundtrip, found 1 day ago
$459
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sun, Jul 13, priced at $459 found 1 day ago
Tue, Jul 8 - Mon, Jul 14
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$466 Roundtrip, found 1 day ago
$466
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Mon, Jul 14, priced at $466 found 1 day ago
Fri, Aug 8 - Sat, Aug 16
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$478 Roundtrip, found 4 hours ago
$478
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Aug 16, priced at $478 found 4 hours ago
Fri, Aug 8 - Sat, Aug 16
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$487 Roundtrip, found 4 hours ago
$487
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Aug 16, priced at $487 found 4 hours ago
Tue, Jul 8 - Sun, Jul 13
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$492 Roundtrip, found 1 day ago
$492
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sun, Jul 13, priced at $492 found 1 day ago
Fri, Aug 8 - Sat, Aug 16
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$493 Roundtrip, found 4 hours ago
$493
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Aug 16, priced at $493 found 4 hours ago
Fri, Aug 8 - Sat, Aug 16
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$497 Roundtrip, found 4 hours ago
$497
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Aug 16, priced at $497 found 4 hours ago
Fri, Aug 8 - Sat, Aug 16
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$499 Roundtrip, found 4 hours ago
$499
Roundtrip
found 4 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Aug 16, priced at $499 found 4 hours ago
Tue, Jul 8 - Mon, Jul 14
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$504 Roundtrip, found 1 day ago
$504
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Mon, Jul 14, priced at $504 found 1 day ago
Tue, Jul 8 - Mon, Jul 14
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$508 Roundtrip, found 1 day ago
$508
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Mon, Jul 14, priced at $508 found 1 day ago
Tue, Jul 8 - Mon, Jul 14
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$514 Roundtrip, found 1 day ago
$514
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Mon, Jul 14, priced at $514 found 1 day ago
Tue, Jul 8 - Mon, Jul 14
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$516 Roundtrip, found 1 day ago
$516
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Mon, Jul 14, priced at $516 found 1 day ago

Frequently asked questions

What route does flight number UA4574 take?
Flight number UA4574 operates non-stop from Chicago, IL Airport (ORD-O'Hare Intl.) to Tulsa Intl. Airport (TUL). During this trip, expect to be in the air for about 2 hours and 2 minutes. Consider booking ahead to get your favorite seat.
What terminal does UA4574 fly out of?
Flight number UA4574 runs between O'Hare Airport and Tulsa, OK Airport (TUL-Tulsa Intl.), and travelers with a seat on this flight usually depart from Terminal 1.
What kind of plane is on flight number UA4574?
Chances are you'll be hopping on board the Canadair (Bombardier) Regional Jet 550 if you're booked on flight number UA4574. This flight nearly always leaves from ORD and touches down at Tulsa, OK Airport (TUL-Tulsa Intl.).
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 UA4574 flight with Travelocity, please visit our Customer Service Portal.