United Flight 3637 Deals & Information (2026/2027)

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United Flight 3637 Route Deals From $162

The cheapest prices found with in the last 7 days for return flights were $238 and $162 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Apr 10 - Sun, Apr 12
YYZ
Pearson Intl.
IAD
Washington Dulles Intl.
$238 Roundtrip, found 6 days ago
$238
Roundtrip
found 6 days ago
Select United flight, departing Fri, Apr 10 from Pearson Intl. to Washington Dulles Intl., returning Sun, Apr 12, priced at $238 found 6 days ago
Tue, Feb 10 - Tue, Feb 24
YYZ
Pearson Intl.
IAD
Washington Dulles Intl.
$254 Roundtrip, found 6 days ago
$254
Roundtrip
found 6 days ago
Select United flight, departing Tue, Feb 10 from Pearson Intl. to Washington Dulles Intl., returning Tue, Feb 24, priced at $254 found 6 days ago
Tue, Feb 17 - Sun, Feb 22
YYZ
Pearson Intl.
IAD
Washington Dulles Intl.
$273 Roundtrip, found 2 days ago
$273
Roundtrip
found 2 days ago
Select United flight, departing Tue, Feb 17 from Pearson Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $273 found 2 days ago
Tue, Feb 17 - Sun, Feb 22
YYZ
Pearson Intl.
IAD
Washington Dulles Intl.
$293 Roundtrip, found 2 days ago
$293
Roundtrip
found 2 days ago
Select United flight, departing Tue, Feb 17 from Pearson Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $293 found 2 days ago
Tue, Feb 17 - Sun, Feb 22
YYZ
Pearson Intl.
IAD
Washington Dulles Intl.
$314 Roundtrip, found 2 days ago
$314
Roundtrip
found 2 days ago
Select United flight, departing Tue, Feb 17 from Pearson Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $314 found 2 days ago
Tue, Feb 17 - Sun, Feb 22
YYZ
Pearson Intl.
IAD
Washington Dulles Intl.
$328 Roundtrip, found 2 days ago
$328
Roundtrip
found 2 days ago
Select United flight, departing Tue, Feb 17 from Pearson Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $328 found 2 days ago
Tue, Feb 17 - Sun, Feb 22
YYZ
Pearson Intl.
IAD
Washington Dulles Intl.
$345 Roundtrip, found 2 days ago
$345
Roundtrip
found 2 days ago
Select United flight, departing Tue, Feb 17 from Pearson Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $345 found 2 days ago
Tue, Feb 17 - Sun, Feb 22
YYZ
Pearson Intl.
IAD
Washington Dulles Intl.
$349 Roundtrip, found 2 days ago
$349
Roundtrip
found 2 days ago
Select United flight, departing Tue, Feb 17 from Pearson Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $349 found 2 days ago
Tue, Feb 17 - Sun, Feb 22
YYZ
Pearson Intl.
IAD
Washington Dulles Intl.
$361 Roundtrip, found 2 days ago
$361
Roundtrip
found 2 days ago
Select United flight, departing Tue, Feb 17 from Pearson Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $361 found 2 days ago
Tue, Feb 17 - Sun, Feb 22
YYZ
Pearson Intl.
IAD
Washington Dulles Intl.
$369 Roundtrip, found 2 days ago
$369
Roundtrip
found 2 days ago
Select United flight, departing Tue, Feb 17 from Pearson Intl. to Washington Dulles Intl., returning Sun, Feb 22, priced at $369 found 2 days ago

Frequently asked questions

What route does flight number UA3637 take?
UA3637 serves multiple routes, but the most common is between Chicago, IL Airport (ORD-O'Hare Intl.) and SAV. If your flight is direct, you'll disembark the plane in around 2 hours and 9 minutes. Multi-stop flights can also operate under the same number, as can flights on other routes.
What terminal does UA3637 fly out of?
You'll likely board the aircraft from Terminal 2 if you're starting your journey at O'Hare Intl. Airport (ORD). UA3637 serves a number of routes, but the direct flight between Chicago, IL Airport (ORD-O'Hare Intl.) and SAV is the most frequently traveled.
What kind of plane is on flight number UA3637?
UA3637 is a flight number that's used on multiple routes. If you've booked a ticket on the most popular route, O'Hare Airport to Savannah - Hilton Head Intl. Airport (SAV), you're likely to be boarding an Embraer 175.
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 UA3637 flight with Travelocity, please visit our Customer Service Portal.