United Flight 3662 Deals & Information (2026/2027)

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United Flight 3662 Route Deals From $86

The cheapest prices found with in the last 7 days for return flights were $211 and $86 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Mar 24 - Mon, Mar 30
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$211 Roundtrip, found 13 hours ago
$211
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Mar 24 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Mon, Mar 30, priced at $211 found 13 hours ago
Wed, Mar 25 - Tue, Mar 31
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$215 Roundtrip, found 4 hours ago
$215
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Mar 25 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Tue, Mar 31, priced at $215 found 4 hours ago
Tue, Mar 24 - Mon, Mar 30
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$219 Roundtrip, found 13 hours ago
$219
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Mar 24 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Mon, Mar 30, priced at $219 found 13 hours ago
Thu, Mar 5 - Fri, Mar 6
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$228 Roundtrip, found 4 days ago
$228
Roundtrip
found 4 days ago
Select United flight, departing Thu, Mar 5 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Fri, Mar 6, priced at $228 found 4 days ago
Thu, Nov 5 - Sat, Nov 14
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$233 Roundtrip, found 4 days ago
$233
Roundtrip
found 4 days ago
Select United flight, departing Thu, Nov 5 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Sat, Nov 14, priced at $233 found 4 days ago
Wed, Mar 25 - Tue, Mar 31
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$235 Roundtrip, found 4 hours ago
$235
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Mar 25 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Tue, Mar 31, priced at $235 found 4 hours ago
Tue, Mar 24 - Mon, Mar 30
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$238 Roundtrip, found 13 hours ago
$238
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Mar 24 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Mon, Mar 30, priced at $238 found 13 hours ago
Thu, Mar 26 - Mon, Mar 30
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$251 Roundtrip, found 1 day ago
$251
Roundtrip
found 1 day ago
Select United flight, departing Thu, Mar 26 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Mon, Mar 30, priced at $251 found 1 day ago
Tue, Mar 24 - Mon, Mar 30
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$252 Roundtrip, found 13 hours ago
$252
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Mar 24 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Mon, Mar 30, priced at $252 found 13 hours ago
Wed, Mar 25 - Tue, Mar 31
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$259 Roundtrip, found 4 hours ago
$259
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Mar 25 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Tue, Mar 31, priced at $259 found 4 hours ago
Tue, Mar 24 - Mon, Mar 30
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$271 Roundtrip, found 13 hours ago
$271
Roundtrip
found 13 hours ago
Select United flight, departing Tue, Mar 24 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Mon, Mar 30, priced at $271 found 13 hours ago
Wed, Mar 25 - Tue, Mar 31
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$275 Roundtrip, found 4 hours ago
$275
Roundtrip
found 4 hours ago
Select United flight, departing Wed, Mar 25 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Tue, Mar 31, priced at $275 found 4 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.