United Flight UA4574 Deals & Information (2025/2026)

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United Flight 4574 Route Deals From $176

The cheapest prices found with in the last 7 days for return flights were $361 and $176 for one-way flights to Macdonald-Cartier Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Aug 15 - Sat, Aug 16
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$361 Roundtrip, found 2 days ago
$361
Roundtrip
found 2 days ago
Select United flight, departing Fri, Aug 15 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Aug 16, priced at $361 found 2 days ago
Fri, Sep 5 - Wed, Sep 10
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$372 Roundtrip, found 3 days ago
$372
Roundtrip
found 3 days ago
Select United flight, departing Fri, Sep 5 from O'Hare Intl. to Macdonald-Cartier Intl., returning Wed, Sep 10, priced at $372 found 3 days ago
Fri, Sep 5 - Wed, Sep 10
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$382 Roundtrip, found 3 days ago
$382
Roundtrip
found 3 days ago
Select United flight, departing Fri, Sep 5 from O'Hare Intl. to Macdonald-Cartier Intl., returning Wed, Sep 10, priced at $382 found 3 days ago
Sat, Oct 4 - Tue, Oct 7
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$383 Roundtrip, found 6 days ago
$383
Roundtrip
found 6 days ago
Select United flight, departing Sat, Oct 4 from O'Hare Intl. to Macdonald-Cartier Intl., returning Tue, Oct 7, priced at $383 found 6 days ago
Fri, Sep 5 - Wed, Sep 10
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$410 Roundtrip, found 3 days ago
$410
Roundtrip
found 3 days ago
Select United flight, departing Fri, Sep 5 from O'Hare Intl. to Macdonald-Cartier Intl., returning Wed, Sep 10, priced at $410 found 3 days ago
Fri, Sep 5 - Wed, Sep 10
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$416 Roundtrip, found 3 days ago
$416
Roundtrip
found 3 days ago
Select United flight, departing Fri, Sep 5 from O'Hare Intl. to Macdonald-Cartier Intl., returning Wed, Sep 10, priced at $416 found 3 days ago
Fri, Sep 5 - Wed, Sep 10
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$420 Roundtrip, found 3 days ago
$420
Roundtrip
found 3 days ago
Select United flight, departing Fri, Sep 5 from O'Hare Intl. to Macdonald-Cartier Intl., returning Wed, Sep 10, priced at $420 found 3 days ago
Fri, Oct 3 - Mon, Oct 6
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$421 Roundtrip, found 6 days ago
$421
Roundtrip
found 6 days ago
Select United flight, departing Fri, Oct 3 from O'Hare Intl. to Macdonald-Cartier Intl., returning Mon, Oct 6, priced at $421 found 6 days ago
Fri, Sep 5 - Wed, Sep 10
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$422 Roundtrip, found 3 days ago
$422
Roundtrip
found 3 days ago
Select United flight, departing Fri, Sep 5 from O'Hare Intl. to Macdonald-Cartier Intl., returning Wed, Sep 10, priced at $422 found 3 days ago
Fri, Oct 3 - Mon, Oct 6
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$423 Roundtrip, found 6 days ago
$423
Roundtrip
found 6 days ago
Select United flight, departing Fri, Oct 3 from O'Hare Intl. to Macdonald-Cartier Intl., returning Mon, Oct 6, priced at $423 found 6 days 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.