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United Flight 1251 Deals & Information

Trip Type
Flight 1
Flight 2
Flight 3
Flight 4
Flight 5
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United Flight 1251 Route Deals From $49

The cheapest prices found with in the last 7 days for return flights were $97 and $49 for one-way flights to O'Hare Intl. for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Jan 17 -
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$49

One way

just found

Open BOS to ORD flights search result page
Sun, Apr 4 -
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$79

One way

found 1 day ago

Open BOS to ORD flights search result page
Mon, Dec 21 -
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$84

One way

found 1 day ago

Open BOS to ORD flights search result page
Mon, Dec 7 - Wed, Dec 9
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$97

Roundtrip

found 7 hours ago

Open BOS to ORD flights search result page
Mon, Dec 7 - Wed, Dec 9
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$97

Roundtrip

found 7 hours ago

Open BOS to ORD flights search result page
Fri, Dec 25 -
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$115

One way

found 1 day ago

Open BOS to ORD flights search result page
Mon, Dec 7 - Wed, Dec 9
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$123

Roundtrip

found 7 hours ago

Open BOS to ORD flights search result page
Mon, Dec 21 -
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$84

One way

found 1 day ago

Open BOS to ORD flights search result page
Mon, Dec 7 - Wed, Dec 9
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$97

Roundtrip

found 7 hours ago

Open BOS to ORD flights search result page
Mon, Dec 7 - Wed, Dec 9
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$97

Roundtrip

found 7 hours ago

Open BOS to ORD flights search result page
Fri, Dec 25 -
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$115

One way

found 1 day ago

Open BOS to ORD flights search result page
Mon, Dec 7 - Wed, Dec 9
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$123

Roundtrip

found 7 hours ago

Open BOS to ORD flights search result page
Sun, Jan 17 -
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$49

One way

just found

Open BOS to ORD flights search result page
Sun, Apr 4 -
BOS
Logan Intl.
to
ORD
O'Hare Intl.
$79

One way

found 1 day ago

Open BOS to ORD flights search result page

More United Flight For This Route

Carrier Flight Depart BOS Arrive ORD Sun
11/29		 Mon
11/30		 Tue
12/1		 Wed
12/2		 Thu
12/3		 Fri
12/4		 Sat
12/5		 Stops
UA 774 06:10 am 07:55 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 1251 11:26 am 01:10 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 3509 03:00 pm 04:54 pm Check fare Check fare - - - - - 0 stop(s)
UA 503 04:50 pm 06:35 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 1141 06:10 pm 08:08 pm Check fare - - - - - - 0 stop(s)

FAQs about UA1251

What route does flight number UA1251 take?

UA1251 travels between Boston, MA (BOS-Logan Intl.) and Chicago, IL (ORD-O'Hare Intl.) directly. This journey usually takes 2 hours and 48 minutes.

How often is UA1251 on time?

United Airlines flight number UA1251 between Boston, MA (BOS-Logan Intl.) and Chicago, IL (ORD-O'Hare Intl.) runs on schedule 90% of the time — so you can relax with confidence knowing that you will reach your destination ASAP. If this service happens to be delayed, the average wait time is roughly 45 minutes. This route has a star rating of 2.7.

What terminal does UA1251 fly out of?

Flights between Boston, MA (BOS-Logan Intl.) and Chicago, IL (ORD-O'Hare Intl.) are served by flight number UA1251, and passengers with a seat booked on this route normally board from Terminal B.

What kind of plane is on flight number UA1251?

Expect to cruise the skies aboard an Airbus A320 if you have a seat on flight UA1251. Nearly all flights from Boston, MA (BOS-Logan Intl.) to Chicago, IL (ORD-O'Hare Intl.) are operated using this kind of aircraft.