United Flight 3640 Deals & Information (2026/2027)

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United Flight 3640 Route Deals From $131

The cheapest prices found with in the last 7 days for return flights were $267 and $131 for one-way flights to Albuquerque Intl. Sunport for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Aug 8 - Wed, Aug 12
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$267 Roundtrip, found 1 hour ago
$267
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Aug 8 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Wed, Aug 12, priced at $267 found 1 hour ago
Thu, Aug 13 - Thu, Aug 20
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$277 Roundtrip, found 7 hours ago
$277
Roundtrip
found 7 hours ago
Select United flight, departing Thu, Aug 13 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Thu, Aug 20, priced at $277 found 7 hours ago
Tue, Oct 6 - Sat, Oct 10
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$281 Roundtrip, found 1 day ago
$281
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 6 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Sat, Oct 10, priced at $281 found 1 day ago
Tue, Oct 6 - Sat, Oct 10
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$303 Roundtrip, found 1 day ago
$303
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 6 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Sat, Oct 10, priced at $303 found 1 day ago
Wed, Aug 5 - Sat, Aug 8
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$310 Roundtrip, found 1 hour ago
$310
Roundtrip
found 1 hour ago
Select United flight, departing Wed, Aug 5 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Sat, Aug 8, priced at $310 found 1 hour ago
Tue, Oct 6 - Sat, Oct 10
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$315 Roundtrip, found 1 day ago
$315
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 6 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Sat, Oct 10, priced at $315 found 1 day ago
Mon, Oct 5 - Thu, Oct 8
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$322 Roundtrip, found 1 day ago
$322
Roundtrip
found 1 day ago
Select United flight, departing Mon, Oct 5 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Thu, Oct 8, priced at $322 found 1 day ago
Thu, Aug 13 - Thu, Aug 20
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$323 Roundtrip, found 7 hours ago
$323
Roundtrip
found 7 hours ago
Select United flight, departing Thu, Aug 13 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Thu, Aug 20, priced at $323 found 7 hours ago
Tue, Oct 6 - Fri, Oct 9
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$332 Roundtrip, found 1 day ago
$332
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 6 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Fri, Oct 9, priced at $332 found 1 day ago
Tue, Oct 13 - Fri, Oct 16
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$333 Roundtrip, found 1 day ago
$333
Roundtrip
found 1 day ago
Select United flight, departing Tue, Oct 13 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Fri, Oct 16, priced at $333 found 1 day ago

Frequently asked questions

What route does flight number UA3640 take?
UA3640 travels between O'Hare Intl. Airport (ORD) and Bangor International Airport directly. This trip usually takes 2 hours and 26 minutes.
What terminal does UA3640 fly out of?
UA3640 runs between O'Hare Airport and Bangor International Airport, and passengers traveling on this flight usually jet off from Terminal 2.
What kind of plane is on flight number UA3640?
Get ready to hop on board an Embraer 175 if you've reserved a seat on flight UA3640. Most services from O'Hare Intl. Airport (ORD) to Bangor, ME Airport (BGR-Bangor Intl.) are operated using this kind of plane.
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 UA3640 flight with Travelocity, please visit our Customer Service Portal.