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Find cheap United Airlines flights to Philadelphia from £466

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Cheap United Airlines Flight Deals to Philadelphia

 
Here are some of the best deals found on KAYAK recently from United Airlines to Philadelphia that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Recent return United Airlines flight deals to Philadelphia

KAYAK's recommended return flight United Airlines deals departing in the coming months to Philadelphia.
Discover the best prices for you by selecting your travel dates on KAYAK.
United Airlines Logo
08:40 - 00:44LHR-PHL
21h 04m2 stops
United Airlines Logo
10:35 - 06:45PHL-LHR
15h 10m2 stops
£466United Airlines
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Fri, 16 May - Thu, 22 May
United Airlines Logo
09:30 - 11:53LHR-PHL
31h 23m2 stops
United Airlines Logo
10:44 - 06:55PHL-LHR
15h 11m1 stop
£470United Airlines
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Mon, 12 May - Mon, 19 May
United Airlines Logo
07:45 - 18:59LHR-PHL
16h 14m2 stops
United Airlines Logo
10:44 - 07:15PHL-LHR
15h 31m2 stops
£472United Airlines
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Mon, 12 May - Mon, 19 May
United Airlines Logo
06:50 - 17:40LHR-PHL
15h 50m2 stops
United Airlines Logo
10:44 - 07:15PHL-LHR
15h 31m2 stops
£474United Airlines
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Tue, 13 May - Tue, 20 May
United Airlines Logo
09:30 - 11:53LHR-PHL
31h 23m2 stops
United Airlines Logo
07:30 - 09:35PHL-LHR
21h 05m1 stop
£476United Airlines
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Mon, 12 May - Mon, 19 May
United Airlines Logo
14:05 - 22:06LHR-PHL
13h 01m1 stop
United Airlines Logo
15:20 - 06:30PHL-LHR
10h 10m1 stop
£480United Airlines
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Tue, 13 May - Tue, 20 May
United Airlines Logo
09:30 - 14:36LHR-PHL
10h 06m1 stop
United Airlines Logo
06:15 - 06:55PHL-LHR
19h 40m1 stop
£480United Airlines
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Mon, 12 May - Mon, 19 May
United Airlines Logo
09:30 - 14:36LHR-PHL
10h 06m1 stop
United Airlines Logo
10:44 - 07:15PHL-LHR
15h 31m2 stops
£481United Airlines
Find Deal
Mon, 12 May - Mon, 19 May
United Airlines Logo
10:50 - 15:49LHR-PHL
57h 59m2 stops
United Airlines Logo
09:45 - 09:35PHL-LHR
18h 50m1 stop
£482United Airlines
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Sat, 30 Aug - Sun, 7 Sep
United Airlines Logo
09:30 - 22:06LHR-PHL
17h 36m1 stop
United Airlines Logo
07:30 - 06:35PHL-LHR
18h 05m1 stop
£484United Airlines
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Mon, 12 May - Mon, 19 May
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Good to know

Low season

January

High season

June

Cheapest flight

£466

Average price round-trip

£607
Best time to beat the crowds (9% less expensive on average)
Most popular time to fly (1% more expensive on average)
Flight from London Heathrow Airport to Philadelphia
(price for this month)

When to book flights with United Airlines to Philadelphia

Average price per month
Flight prices as travel date approaches

FAQs for flying to Philadelphia with United Airlines

  • Which airport do United Airlines flights to Philadelphia fly into?

    You’ll fly into Philadelphia Airport when flying to Philadelphia with United Airlines.

  • Are there any other airlines in Star Alliance that fly to Philadelphia?

    Unfortunately, there are no other airlines in Star Alliance that fly to Philadelphia.

United Airlines customer reviews

7.4
GoodBased on 8,696 verified guest reviews
8.1Crew
7.7Boarding
7.3Comfort
7.1Entertainment
6.6Food

Pros +
Cons -

Show reviews that mention
Traveller rating:
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D
10.0 Wonderful
No issues, great flight, great crew
V
10.0 Wonderful
Friendly crew, all very smooth
V
8.0 Very Good
Crew friendly and efficient. Nobody seated next to me
B
2.0 Poor
Our flights got changed from United to Air Canada and our purchased seats did not get transferred so we had to pay for seats twice. I brought it up with Air Canada and they stated I had to go back and chase it with United. The united seats were $21 Canadian each and Air Canada were $56 each so we have paid $77 for each seat. Very unhappy
A
10.0 Wonderful
Everything is good except the dinner and breakfast. The sandwich is very delicious. Toilet is clean, I only use one of them. Flight attendants are very nice. 👍👍
A
8.0 Very Good
A bit rush for transit. Food and entertainment are not available
A
8.0 Very Good
So far so good but food and entertainment are not available for this flight
D
10.0 Wonderful
Boarding was a little difficult. The gate area at O'Hare was very small and crowded due to multiple gates in the area. Could not hear the intercom, so had to rely on signage to see when my group was boarding and the signage was blocked by passengers standing in the gate. Flight was great and we arrived in Montreal on time.
L
8.0 Very Good
Good
A
8.0 Very Good
Was all good

Everything you need to know for your flight to Philadelphia

Other airlines flying to Philadelphia

Flight deals from the most popular airlines with KAYAK users flying the route

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