United Flight 3640 Deals & Information (2026/2027)

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United Flight 3640 Route Deals From $217

The cheapest prices found with in the last 7 days for return flights were $413 and $217 for one-way flights to Albuquerque Intl. Sunport for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Sep 9 - Wed, Sep 23
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$413 Roundtrip, found 4 days ago
$413
Roundtrip
found 4 days ago
Select United flight, departing Wed, Sep 9 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Wed, Sep 23, priced at $413 found 4 days ago
Tue, Aug 4 - Mon, Aug 10
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$426 Roundtrip, found 4 days ago
$426
Roundtrip
found 4 days ago
Select United flight, departing Tue, Aug 4 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Mon, Aug 10, priced at $426 found 4 days ago
Thu, Oct 15 - Mon, Oct 19
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$445 Roundtrip, found 6 days ago
$445
Roundtrip
found 6 days ago
Select United flight, departing Thu, Oct 15 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Mon, Oct 19, priced at $445 found 6 days ago
Wed, Jul 1 - Tue, Jul 7
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$448 Roundtrip, found 3 days ago
$448
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jul 1 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jul 7, priced at $448 found 3 days ago
Wed, Jul 1 - Tue, Jul 7
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$449 Roundtrip, found 3 days ago
$449
Roundtrip
found 3 days ago
Select United flight, departing Wed, Jul 1 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jul 7, priced at $449 found 3 days ago
Tue, Jun 16 - Tue, Jun 23
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$458 Roundtrip, found 5 days ago
$458
Roundtrip
found 5 days ago
Select United flight, departing Tue, Jun 16 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jun 23, priced at $458 found 5 days ago
Wed, Sep 23 - Sun, Sep 27
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$461 Roundtrip, found 10 hours ago
$461
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Sep 23 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Sun, Sep 27, priced at $461 found 10 hours ago
Mon, Jul 13 - Tue, Jul 21
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$472 Roundtrip, found 21 hours ago
$472
Roundtrip
found 21 hours ago
Select United flight, departing Mon, Jul 13 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jul 21, priced at $472 found 21 hours ago
Thu, Jul 2 - Tue, Jul 7
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$474 Roundtrip, found 2 days ago
$474
Roundtrip
found 2 days ago
Select United flight, departing Thu, Jul 2 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Tue, Jul 7, priced at $474 found 2 days ago
Wed, Sep 23 - Sun, Sep 27
ORD
O'Hare Intl.
ABQ
Albuquerque Intl. Sunport
$479 Roundtrip, found 10 hours ago
$479
Roundtrip
found 10 hours ago
Select United flight, departing Wed, Sep 23 from O'Hare Intl. to Albuquerque Intl. Sunport, returning Sun, Sep 27, priced at $479 found 10 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.