United Flight 3646 Deals & Information (2026/2027)

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United Flight 3646 Route Deals From $71

The cheapest prices found with in the last 7 days for return flights were $183 and $71 for one-way flights to John Glenn Columbus Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Apr 9 - Sat, Apr 11
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$183 Roundtrip, found 5 days ago
$183
Roundtrip
found 5 days ago
Select United flight, departing Thu, Apr 9 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Sat, Apr 11, priced at $183 found 5 days ago
Thu, Apr 9 - Sat, Apr 11
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$204 Roundtrip, found 5 days ago
$204
Roundtrip
found 5 days ago
Select United flight, departing Thu, Apr 9 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Sat, Apr 11, priced at $204 found 5 days ago
Sat, Apr 4 - Wed, Apr 8
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$224 Roundtrip, found 2 days ago
$224
Roundtrip
found 2 days ago
Select United flight, departing Sat, Apr 4 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Wed, Apr 8, priced at $224 found 2 days ago
Wed, May 20 - Thu, May 21
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$230 Roundtrip, found 3 days ago
$230
Roundtrip
found 3 days ago
Select United flight, departing Wed, May 20 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Thu, May 21, priced at $230 found 3 days ago
Tue, Jun 16 - Thu, Jun 18
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$235 Roundtrip, found 5 days ago
$235
Roundtrip
found 5 days ago
Select United flight, departing Tue, Jun 16 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Thu, Jun 18, priced at $235 found 5 days ago
Thu, Apr 9 - Sat, Apr 11
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$241 Roundtrip, found 5 days ago
$241
Roundtrip
found 5 days ago
Select United flight, departing Thu, Apr 9 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Sat, Apr 11, priced at $241 found 5 days ago
Thu, Apr 9 - Sat, Apr 11
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$245 Roundtrip, found 5 days ago
$245
Roundtrip
found 5 days ago
Select United flight, departing Thu, Apr 9 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Sat, Apr 11, priced at $245 found 5 days ago
Mon, Jun 1 - Sat, Jun 6
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$247 Roundtrip, found 2 days ago
$247
Roundtrip
found 2 days ago
Select United flight, departing Mon, Jun 1 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Sat, Jun 6, priced at $247 found 2 days ago
Fri, Apr 10 - Mon, Apr 13
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$251 Roundtrip, found 5 days ago
$251
Roundtrip
found 5 days ago
Select United flight, departing Fri, Apr 10 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Mon, Apr 13, priced at $251 found 5 days ago
Sat, Apr 4 - Wed, Apr 8
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$254 Roundtrip, found 2 days ago
$254
Roundtrip
found 2 days ago
Select United flight, departing Sat, Apr 4 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Wed, Apr 8, priced at $254 found 2 days ago
Wed, Jun 24 - Sun, Jun 28
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$255 Roundtrip, found 4 days ago
$255
Roundtrip
found 4 days ago
Select United flight, departing Wed, Jun 24 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Sun, Jun 28, priced at $255 found 4 days ago
Thu, Jun 18 - Tue, Jun 30
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$262 Roundtrip, found 3 hours ago
$262
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Jun 18 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Tue, Jun 30, priced at $262 found 3 hours ago
Thu, Apr 9 - Sun, Apr 12
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$273 Roundtrip, found 4 hours ago
$273
Roundtrip
found 4 hours ago
Select United flight, departing Thu, Apr 9 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Sun, Apr 12, priced at $273 found 4 hours ago
Wed, Oct 14 - Sun, Oct 18
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$275 Roundtrip, found 1 day ago
$275
Roundtrip
found 1 day ago
Select United flight, departing Wed, Oct 14 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Sun, Oct 18, priced at $275 found 1 day ago
Thu, Jun 18 - Tue, Jun 30
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$281 Roundtrip, found 3 hours ago
$281
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Jun 18 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Tue, Jun 30, priced at $281 found 3 hours ago
Thu, Jun 18 - Tue, Jun 30
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$303 Roundtrip, found 3 hours ago
$303
Roundtrip
found 3 hours ago
Select United flight, departing Thu, Jun 18 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Tue, Jun 30, priced at $303 found 3 hours ago

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.