United Flight 3566 Deals & Information (2025/2026)

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United Flight 3566 Route Deals From $90

The cheapest prices found with in the last 7 days for return flights were $209 and $90 for one-way flights to John Glenn Columbus Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, May 1 - Sun, May 4
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$209 Roundtrip, found 2 hours ago
$209
Roundtrip
found 2 hours ago
Select United flight, departing Thu, May 1 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Sun, May 4, priced at $209 found 2 hours ago
Mon, Apr 21 - Thu, Apr 24
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$211 Roundtrip, found 6 hours ago
$211
Roundtrip
found 6 hours ago
Select United flight, departing Mon, Apr 21 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Thu, Apr 24, priced at $211 found 6 hours ago
Wed, May 7 - Sun, May 11
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$219 Roundtrip, found 18 hours ago
$219
Roundtrip
found 18 hours ago
Select United flight, departing Wed, May 7 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Sun, May 11, priced at $219 found 18 hours ago
Mon, Apr 21 - Thu, Apr 24
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$222 Roundtrip, found 6 hours ago
$222
Roundtrip
found 6 hours ago
Select United flight, departing Mon, Apr 21 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Thu, Apr 24, priced at $222 found 6 hours ago
Fri, Aug 22 - Wed, Aug 27
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$232 Roundtrip, found 3 days ago
$232
Roundtrip
found 3 days ago
Select United flight, departing Fri, Aug 22 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Wed, Aug 27, priced at $232 found 3 days ago
Mon, Apr 21 - Thu, Apr 24
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$238 Roundtrip, found 6 hours ago
$238
Roundtrip
found 6 hours ago
Select United flight, departing Mon, Apr 21 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Thu, Apr 24, priced at $238 found 6 hours ago
Wed, Apr 23 - Mon, Apr 28
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$241 Roundtrip, found 4 days ago
$241
Roundtrip
found 4 days ago
Select United flight, departing Wed, Apr 23 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Mon, Apr 28, priced at $241 found 4 days ago
Mon, Apr 21 - Thu, Apr 24
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$244 Roundtrip, found 6 hours ago
$244
Roundtrip
found 6 hours ago
Select United flight, departing Mon, Apr 21 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Thu, Apr 24, priced at $244 found 6 hours ago
Wed, Apr 23 - Mon, Apr 28
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$244 Roundtrip, found 4 days ago
$244
Roundtrip
found 4 days ago
Select United flight, departing Wed, Apr 23 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Mon, Apr 28, priced at $244 found 4 days ago
Mon, Apr 21 - Thu, Apr 24
IAD
Washington Dulles Intl.
CMH
John Glenn Columbus Intl.
$250 Roundtrip, found 6 hours ago
$250
Roundtrip
found 6 hours ago
Select United flight, departing Mon, Apr 21 from Washington Dulles Intl. to John Glenn Columbus Intl., returning Thu, Apr 24, priced at $250 found 6 hours ago

Frequently asked questions

What route does flight number UA3566 take?
UA3566 operates between O’Hare Airport and IND and is a direct flight. This service typically takes 57 minutes.
What terminal does UA3566 fly out of?
UA3566 runs between O’Hare Airport and Indianapolis, IN Airport (IND-Indianapolis Intl.), and travelers on this flight commonly board the plane from Terminal 2.
What kind of plane is on flight number UA3566?
The Embraer 170 is the aircraft model that’s generally used for flight UA3566. This flight nearly always sets off from O’Hare Intl. Airport (ORD) and arrives at Indianapolis Intl. Airport (IND).
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 UA3566 flight with Travelocity, please visit our Customer Service Portal.