United Flight 3409 Deals & Information (2025/2026)

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United Flight 3409 Route Deals From $209

The cheapest prices found with in the last 7 days for return flights were $424 and $209 for one-way flights to Macdonald-Cartier Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Jun 23 - Tue, Jun 24
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$424 Roundtrip, found 4 days ago
$424
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jun 23 from O'Hare Intl. to Macdonald-Cartier Intl., returning Tue, Jun 24, priced at $424 found 4 days ago
Sat, Jun 21 - Sat, Jun 28
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$435 Roundtrip, found 6 days ago
$435
Roundtrip
found 6 days ago
Select United flight, departing Sat, Jun 21 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Jun 28, priced at $435 found 6 days ago
Fri, Jul 18 - Sat, Jul 19
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$436 Roundtrip, found 18 hours ago
$436
Roundtrip
found 18 hours ago
Select United flight, departing Fri, Jul 18 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Jul 19, priced at $436 found 18 hours ago
Sat, Jun 21 - Sat, Jun 28
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$449 Roundtrip, found 6 days ago
$449
Roundtrip
found 6 days ago
Select United flight, departing Sat, Jun 21 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Jun 28, priced at $449 found 6 days ago
Mon, Jun 23 - Tue, Jun 24
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$452 Roundtrip, found 4 days ago
$452
Roundtrip
found 4 days ago
Select United flight, departing Mon, Jun 23 from O'Hare Intl. to Macdonald-Cartier Intl., returning Tue, Jun 24, priced at $452 found 4 days ago
Sat, Jun 21 - Sat, Jun 28
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$455 Roundtrip, found 6 days ago
$455
Roundtrip
found 6 days ago
Select United flight, departing Sat, Jun 21 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Jun 28, priced at $455 found 6 days ago
Fri, Jul 18 - Sat, Jul 19
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$457 Roundtrip, found 18 hours ago
$457
Roundtrip
found 18 hours ago
Select United flight, departing Fri, Jul 18 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Jul 19, priced at $457 found 18 hours ago
Fri, Aug 8 - Sat, Aug 16
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$467 Roundtrip, found 9 hours ago
$467
Roundtrip
found 9 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Aug 16, priced at $467 found 9 hours ago
Fri, Aug 8 - Sat, Aug 16
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$472 Roundtrip, found 9 hours ago
$472
Roundtrip
found 9 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Aug 16, priced at $472 found 9 hours ago
Fri, Aug 8 - Sat, Aug 16
ORD
O'Hare Intl.
YOW
Macdonald-Cartier Intl.
$482 Roundtrip, found 9 hours ago
$482
Roundtrip
found 9 hours ago
Select United flight, departing Fri, Aug 8 from O'Hare Intl. to Macdonald-Cartier Intl., returning Sat, Aug 16, priced at $482 found 9 hours ago

Frequently asked questions

What route does flight number UA3409 take?
UA3409 takes approximately 1 hour and 20 minutes to jet straight from John Glenn Columbus Intl. Airport (CMH) to O’Hare Intl. Airport (ORD). We all know there’s magic in the destination, but half the fun is in the journey!
What kind of plane is on flight number UA3409?
There’s a strong chance you’ll find yourself stepping on board the Embraer 170 if you’ve reserved a seat on flight UA3409. This flight nearly always sets off from Columbus, OH Airport (CMH-John Glenn Columbus Intl.) and touches down at O’Hare Airport.
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 UA3409 flight with Travelocity, please visit our Customer Service Portal.