United Flight 3646 Deals & Information (2026/2027)

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United Flight 3646 Route Deals From $60

The cheapest prices found with in the last 7 days for return flights were $202 and $60 for one-way flights to John Glenn Columbus Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Mar 24 - Thu, Mar 26
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$202 Roundtrip, found 1 day ago
$202
Roundtrip
found 1 day ago
Select United flight, departing Tue, Mar 24 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Thu, Mar 26, priced at $202 found 1 day ago
Fri, Mar 13 - Mon, Mar 16
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$228 Roundtrip, found 19 hours ago
$228
Roundtrip
found 19 hours ago
Select United flight, departing Fri, Mar 13 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Mon, Mar 16, priced at $228 found 19 hours ago
Tue, Mar 24 - Thu, Mar 26
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$249 Roundtrip, found 1 day ago
$249
Roundtrip
found 1 day ago
Select United flight, departing Tue, Mar 24 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Thu, Mar 26, priced at $249 found 1 day ago
Fri, Mar 13 - Mon, Mar 16
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$251 Roundtrip, found 19 hours ago
$251
Roundtrip
found 19 hours ago
Select United flight, departing Fri, Mar 13 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Mon, Mar 16, priced at $251 found 19 hours ago
Wed, Sep 30 - Sun, Oct 4
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$255 Roundtrip, found 15 hours ago
$255
Roundtrip
found 15 hours ago
Select United flight, departing Wed, Sep 30 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Sun, Oct 4, priced at $255 found 15 hours ago
Wed, Mar 25 - Fri, Mar 27
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$291 Roundtrip, just found
$291
Roundtrip
just found
Select United flight, departing Wed, Mar 25 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Fri, Mar 27, priced at $291 just found
Wed, Mar 25 - Fri, Mar 27
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$293 Roundtrip, just found
$293
Roundtrip
just found
Select United flight, departing Wed, Mar 25 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Fri, Mar 27, priced at $293 just found
Wed, Mar 25 - Fri, Mar 27
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$313 Roundtrip, just found
$313
Roundtrip
just found
Select United flight, departing Wed, Mar 25 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Fri, Mar 27, priced at $313 just found
Wed, Mar 25 - Fri, Mar 27
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$324 Roundtrip, just found
$324
Roundtrip
just found
Select United flight, departing Wed, Mar 25 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Fri, Mar 27, priced at $324 just found
Wed, Mar 25 - Fri, Mar 27
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$346 Roundtrip, just found
$346
Roundtrip
just found
Select United flight, departing Wed, Mar 25 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Fri, Mar 27, priced at $346 just found
Wed, Mar 25 - Fri, Mar 27
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$355 Roundtrip, just found
$355
Roundtrip
just found
Select United flight, departing Wed, Mar 25 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Fri, Mar 27, priced at $355 just found
Wed, Mar 25 - Fri, Mar 27
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$363 Roundtrip, just found
$363
Roundtrip
just found
Select United flight, departing Wed, Mar 25 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Fri, Mar 27, priced at $363 just found

Frequently asked questions

What route does flight number UA3646 take?
Flight number UA3646 takes approximately 3 hours and 37 minutes to fly non-stop from O'Hare Airport to Salt Lake City, UT Airport (SLC-Salt Lake City Intl.). We all know there's magic in the destination, but getting there is half the fun!
What terminal does UA3646 fly out of?
Flight number UA3646 runs between Chicago, IL Airport (ORD-O'Hare Intl.) and Salt Lake City Intl. Airport, and those taking this flight usually board the plane from Terminal 2.
What kind of plane is on flight number UA3646?
The Embraer 175 is the aircraft that's mostly used for flight number UA3646. This flight almost always departs from Chicago, IL Airport (ORD-O'Hare Intl.) and touches down at Salt Lake City, UT Airport (SLC-Salt Lake City Intl.).
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 UA3646 flight with Travelocity, please visit our Customer Service Portal.