United Flight 3662 Deals & Information (2026/2027)

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United Flight 3662 Route Deals From $60

The cheapest prices found with in the last 7 days for return flights were $148 and $60 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Mar 2 - Tue, Mar 3
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$148 Roundtrip, found 4 days ago
$148
Roundtrip
found 4 days ago
Select United flight, departing Mon, Mar 2 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Tue, Mar 3, priced at $148 found 4 days ago
Thu, Apr 16 - Wed, Apr 22
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$158 Roundtrip, found 5 days ago
$158
Roundtrip
found 5 days ago
Select United flight, departing Thu, Apr 16 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Wed, Apr 22, priced at $158 found 5 days ago
Wed, Mar 25 - Tue, Mar 31
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$171 Roundtrip, found 22 hours ago
$171
Roundtrip
found 22 hours ago
Select United flight, departing Wed, Mar 25 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Tue, Mar 31, priced at $171 found 22 hours ago
Thu, Apr 16 - Wed, Apr 22
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$185 Roundtrip, found 5 days ago
$185
Roundtrip
found 5 days ago
Select United flight, departing Thu, Apr 16 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Wed, Apr 22, priced at $185 found 5 days ago
Thu, Apr 16 - Wed, Apr 22
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$197 Roundtrip, found 5 days ago
$197
Roundtrip
found 5 days ago
Select United flight, departing Thu, Apr 16 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Wed, Apr 22, priced at $197 found 5 days ago
Tue, Feb 17 - Fri, Feb 20
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$200 Roundtrip, found 4 days ago
$200
Roundtrip
found 4 days ago
Select United flight, departing Tue, Feb 17 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Fri, Feb 20, priced at $200 found 4 days ago
Mon, Mar 2 - Tue, Mar 3
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$209 Roundtrip, found 4 days ago
$209
Roundtrip
found 4 days ago
Select United flight, departing Mon, Mar 2 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Tue, Mar 3, priced at $209 found 4 days ago
Wed, Mar 25 - Tue, Mar 31
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$214 Roundtrip, found 22 hours ago
$214
Roundtrip
found 22 hours ago
Select United flight, departing Wed, Mar 25 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Tue, Mar 31, priced at $214 found 22 hours ago
Thu, Apr 16 - Wed, Apr 22
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$218 Roundtrip, found 5 days ago
$218
Roundtrip
found 5 days ago
Select United flight, departing Thu, Apr 16 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Wed, Apr 22, priced at $218 found 5 days ago
Tue, Mar 24 - Mon, Mar 30
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$220 Roundtrip, found 2 hours ago
$220
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Mar 24 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Mon, Mar 30, priced at $220 found 2 hours ago

Frequently asked questions

What route does flight number UA3662 take?
UA3662 operates between Columbus, OH Airport (CMH-John Glenn Columbus Intl.) and Washington, DC Airport (IAD-Washington Dulles Intl.) and flies direct. This journey generally takes 1 hour and 16 minutes.
What kind of plane is on flight number UA3662?
The Embraer 170 is the aircraft most frequently used for flight number UA3662. More often than not, this flight heads off from John Glenn Intl. Airport and comes in to land at Washington Dulles Intl. Airport (IAD).
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 UA3662 flight with Travelocity, please visit our Customer Service Portal.