United Flight 1251 Deals & Information (2025/2026)

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United Flight 1251 Route Deals From $171

The cheapest prices found with in the last 7 days for return flights were $328 and $171 for one-way flights to Los Angeles Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Mar 2 - Thu, Mar 5
HNL
Daniel K. Inouye Intl.
LAX
Los Angeles Intl.
$328 Roundtrip, found 2 days ago
$328
Roundtrip
found 2 days ago
Select United flight, departing Mon, Mar 2 from Daniel K. Inouye Intl. to Los Angeles Intl., returning Thu, Mar 5, priced at $328 found 2 days ago
Fri, Oct 24 - Sat, Oct 25
HNL
Daniel K. Inouye Intl.
LAX
Los Angeles Intl.
$332 Roundtrip, found 3 days ago
$332
Roundtrip
found 3 days ago
Select United flight, departing Fri, Oct 24 from Daniel K. Inouye Intl. to Los Angeles Intl., returning Sat, Oct 25, priced at $332 found 3 days ago
Sat, Oct 25 - Sun, Oct 26
HNL
Daniel K. Inouye Intl.
LAX
Los Angeles Intl.
$336 Roundtrip, found 1 day ago
$336
Roundtrip
found 1 day ago
Select United flight, departing Sat, Oct 25 from Daniel K. Inouye Intl. to Los Angeles Intl., returning Sun, Oct 26, priced at $336 found 1 day ago
Sun, Nov 9 - Thu, Nov 13
HNL
Daniel K. Inouye Intl.
LAX
Los Angeles Intl.
$350 Roundtrip, found 18 hours ago
$350
Roundtrip
found 18 hours ago
Select United flight, departing Sun, Nov 9 from Daniel K. Inouye Intl. to Los Angeles Intl., returning Thu, Nov 13, priced at $350 found 18 hours ago
Thu, Sep 4 - Fri, Sep 5
HNL
Daniel K. Inouye Intl.
LAX
Los Angeles Intl.
$356 Roundtrip, found 6 days ago
$356
Roundtrip
found 6 days ago
Select United flight, departing Thu, Sep 4 from Daniel K. Inouye Intl. to Los Angeles Intl., returning Fri, Sep 5, priced at $356 found 6 days ago
Sat, Oct 25 - Sun, Oct 26
HNL
Daniel K. Inouye Intl.
LAX
Los Angeles Intl.
$365 Roundtrip, found 1 day ago
$365
Roundtrip
found 1 day ago
Select United flight, departing Sat, Oct 25 from Daniel K. Inouye Intl. to Los Angeles Intl., returning Sun, Oct 26, priced at $365 found 1 day ago

Frequently asked questions

What route does flight number UA1251 take?
UA1251 flies directly from BOS to O'Hare Intl. Airport (ORD). During this trip, you can expect to be in the air for approximately 2 hours and 47 minutes. It pays to book ahead to lock in your preferred seat.
What terminal does UA1251 fly out of?
Flight number UA1251 runs between Logan Intl. Airport (BOS) and O'Hare Intl. Airport (ORD), and travelers on this flight commonly depart from Terminal B.
What kind of plane is on flight number UA1251?
You're likely to be on the Boeing 737-800 if you're booked on flight number UA1251. Generally, this flight leaves from Logan Intl. Airport (BOS) and comes in to land at Chicago, IL Airport (ORD-O'Hare Intl.).
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 UA1251 flight with Travelocity, please visit our Customer Service Portal.