United Flight 3662 Deals & Information (2026/2027)

Wander Wisely with exceptional service, 24/7 supportOpens in a new window

Feel at ease with free flight cancellations within 24 hours of booking

Change your flight without a fee on select flights

United Flight 3662 Route Deals From $112

The cheapest prices found with in the last 7 days for return flights were $199 and $112 for one-way flights to Washington Dulles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Feb 12 - Sat, Feb 14
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$199 Roundtrip, found 6 days ago
$199
Roundtrip
found 6 days ago
Select United flight, departing Thu, Feb 12 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Sat, Feb 14, priced at $199 found 6 days ago
Mon, May 4 - Wed, May 6
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$213 Roundtrip, found 2 days ago
$213
Roundtrip
found 2 days ago
Select United flight, departing Mon, May 4 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Wed, May 6, priced at $213 found 2 days ago
Fri, Feb 27 - Mon, Mar 2
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$222 Roundtrip, found 6 days ago
$222
Roundtrip
found 6 days ago
Select United flight, departing Fri, Feb 27 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Mon, Mar 2, priced at $222 found 6 days ago
Sun, Mar 29 - Sat, Apr 4
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$223 Roundtrip, found 4 days ago
$223
Roundtrip
found 4 days ago
Select United flight, departing Sun, Mar 29 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Sat, Apr 4, priced at $223 found 4 days ago
Fri, May 22 - Mon, May 25
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$253 Roundtrip, found 1 hour ago
$253
Roundtrip
found 1 hour ago
Select United flight, departing Fri, May 22 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Mon, May 25, priced at $253 found 1 hour ago
Fri, May 22 - Mon, May 25
CMH
John Glenn Columbus Intl.
IAD
Washington Dulles Intl.
$261 Roundtrip, found 1 hour ago
$261
Roundtrip
found 1 hour ago
Select United flight, departing Fri, May 22 from John Glenn Columbus Intl. to Washington Dulles Intl., returning Mon, May 25, priced at $261 found 1 hour 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.