United Flight 3640 Deals & Information (2026/2027)

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United Flight 3640 Route Deals From $185

The cheapest prices found with in the last 7 days for return flights were $368 and $185 for one-way flights to Albuquerque Intl. Sunport for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 24 - Mon, Sep 28
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$368 Roundtrip, found 10 hours ago
$368
Roundtrip
found 10 hours ago
Select United flight, departing Thu, Sep 24 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Mon, Sep 28, priced at $368 found 10 hours ago
Mon, Dec 7 - Mon, Dec 14
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$380 Roundtrip, found 18 hours ago
$380
Roundtrip
found 18 hours ago
Select United flight, departing Mon, Dec 7 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Mon, Dec 14, priced at $380 found 18 hours ago
Tue, Sep 22 - Sat, Sep 26
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$383 Roundtrip, found 3 days ago
$383
Roundtrip
found 3 days ago
Select United flight, departing Tue, Sep 22 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Sat, Sep 26, priced at $383 found 3 days ago
Tue, Sep 8 - Wed, Sep 9
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$387 Roundtrip, found 15 hours ago
$387
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Sep 8 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Wed, Sep 9, priced at $387 found 15 hours ago
Mon, Dec 7 - Mon, Dec 14
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$390 Roundtrip, found 18 hours ago
$390
Roundtrip
found 18 hours ago
Select United flight, departing Mon, Dec 7 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Mon, Dec 14, priced at $390 found 18 hours ago
Tue, Sep 8 - Wed, Sep 23
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$391 Roundtrip, found 2 days ago
$391
Roundtrip
found 2 days ago
Select United flight, departing Tue, Sep 8 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Wed, Sep 23, priced at $391 found 2 days ago
Tue, Sep 8 - Wed, Sep 9
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$392 Roundtrip, found 15 hours ago
$392
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Sep 8 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Wed, Sep 9, priced at $392 found 15 hours ago
Tue, Sep 8 - Wed, Sep 9
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$395 Roundtrip, found 15 hours ago
$395
Roundtrip
found 15 hours ago
Select United flight, departing Tue, Sep 8 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Wed, Sep 9, priced at $395 found 15 hours ago
Thu, Sep 24 - Mon, Sep 28
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$396 Roundtrip, found 10 hours ago
$396
Roundtrip
found 10 hours ago
Select United flight, departing Thu, Sep 24 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Mon, Sep 28, priced at $396 found 10 hours ago
Wed, Sep 23 - Sat, Sep 26
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$397 Roundtrip, found 1 day ago
$397
Roundtrip
found 1 day ago
Select United flight, departing Wed, Sep 23 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Sat, Sep 26, priced at $397 found 1 day ago
Mon, Dec 7 - Mon, Dec 14
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$401 Roundtrip, found 18 hours ago
$401
Roundtrip
found 18 hours ago
Select United flight, departing Mon, Dec 7 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Mon, Dec 14, priced at $401 found 18 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.