United Flight 3640 Deals & Information (2026/2027)

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United Flight 3640 Route Deals From $208

The cheapest prices found with in the last 7 days for return flights were $406 and $208 for one-way flights to Albuquerque Intl. Sunport for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Jun 17 - Tue, Jun 23
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$406 Roundtrip, found 11 hours ago
$406
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Jun 17 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jun 23, priced at $406 found 11 hours ago
Wed, Jun 17 - Tue, Jun 23
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$416 Roundtrip, found 11 hours ago
$416
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Jun 17 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jun 23, priced at $416 found 11 hours ago
Tue, Jul 7 - Tue, Jul 21
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$423 Roundtrip, found 2 days ago
$423
Roundtrip
found 2 days ago
Select United flight, departing Tue, Jul 7 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jul 21, priced at $423 found 2 days ago
Tue, Jun 23 - Tue, Jun 30
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$434 Roundtrip, found 1 day ago
$434
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 23 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jun 30, priced at $434 found 1 day ago
Wed, Jun 17 - Tue, Jun 23
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$435 Roundtrip, found 11 hours ago
$435
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Jun 17 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jun 23, priced at $435 found 11 hours ago
Wed, Jun 17 - Tue, Jun 23
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$436 Roundtrip, found 11 hours ago
$436
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Jun 17 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jun 23, priced at $436 found 11 hours ago
Wed, Jun 17 - Tue, Jun 23
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$441 Roundtrip, found 11 hours ago
$441
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Jun 17 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jun 23, priced at $441 found 11 hours ago
Wed, Jun 17 - Tue, Jun 23
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$443 Roundtrip, found 11 hours ago
$443
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Jun 17 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jun 23, priced at $443 found 11 hours ago
Tue, Jun 23 - Tue, Jun 30
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$444 Roundtrip, found 1 day ago
$444
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jun 23 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jun 30, priced at $444 found 1 day ago
Wed, Jun 17 - Tue, Jun 23
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$445 Roundtrip, found 11 hours ago
$445
Roundtrip
found 11 hours ago
Select United flight, departing Wed, Jun 17 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jun 23, priced at $445 found 11 hours 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.