United Flight 3506 Deals & Information (2026/2027)

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United Flight 3506 Route Deals From $131

The cheapest prices found with in the last 7 days for return flights were $268 and $131 for one-way flights to Macdonald-Cartier Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Feb 6 - Sun, Feb 8
EWR
Newark Liberty Intl. Airport
YOW
Macdonald-Cartier Intl.
$268 Roundtrip, found 3 hours ago
$268
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Feb 6 from Newark Liberty Intl. Airport to Macdonald-Cartier Intl., returning Sun, Feb 8, priced at $268 found 3 hours ago
Fri, Feb 6 - Sun, Feb 8
EWR
Newark Liberty Intl. Airport
YOW
Macdonald-Cartier Intl.
$272 Roundtrip, found 3 hours ago
$272
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Feb 6 from Newark Liberty Intl. Airport to Macdonald-Cartier Intl., returning Sun, Feb 8, priced at $272 found 3 hours ago
Fri, Feb 6 - Sun, Feb 8
EWR
Newark Liberty Intl. Airport
YOW
Macdonald-Cartier Intl.
$278 Roundtrip, found 3 hours ago
$278
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Feb 6 from Newark Liberty Intl. Airport to Macdonald-Cartier Intl., returning Sun, Feb 8, priced at $278 found 3 hours ago
Fri, Feb 6 - Sun, Feb 8
EWR
Newark Liberty Intl. Airport
YOW
Macdonald-Cartier Intl.
$286 Roundtrip, found 3 hours ago
$286
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Feb 6 from Newark Liberty Intl. Airport to Macdonald-Cartier Intl., returning Sun, Feb 8, priced at $286 found 3 hours ago
Fri, Feb 6 - Sun, Feb 8
EWR
Newark Liberty Intl. Airport
YOW
Macdonald-Cartier Intl.
$297 Roundtrip, found 3 hours ago
$297
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Feb 6 from Newark Liberty Intl. Airport to Macdonald-Cartier Intl., returning Sun, Feb 8, priced at $297 found 3 hours ago
Fri, Feb 6 - Sun, Feb 8
EWR
Newark Liberty Intl. Airport
YOW
Macdonald-Cartier Intl.
$306 Roundtrip, found 3 hours ago
$306
Roundtrip
found 3 hours ago
Select United flight, departing Fri, Feb 6 from Newark Liberty Intl. Airport to Macdonald-Cartier Intl., returning Sun, Feb 8, priced at $306 found 3 hours ago

Frequently asked questions

What route does flight number UA3506 take?
UA3506 takes a number of routes. The most popular is between LaGuardia Airport (LGA) and O'Hare Airport, which flies direct. This flight takes about 2 hours and 38 minutes. However, you might find other flights with this number that are multi-stop.
What terminal does UA3506 fly out of?
Terminal B is where you'll most likely jet off from if you're booked on a flight from LGA. LGA to O'Hare Airport is the most frequently traveled route for flight number UA3506.
What kind of plane is on flight number UA3506?
If you're booked on flight UA3506 from LGA to O'Hare Airport, you're likely to be on board the Embraer 170. This flight number serves multiple routes, but this is the most popular.
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 UA3506 flight with Travelocity, please visit our Customer Service Portal.