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Cheap flights from Philadelphia to London from $351

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to London departing on 2/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Philadelphia to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
5:35 pm - 5:55 pm
PHL
-
LCY
19h 20m1 stop
Lufthansa Logo
9:15 am - 4:00 pm
LCY
-
PHL
11h 45m1 stop
$731Lufthansa
Sun, Apr 5 - Wed, May 6
Multiple Airlines Logo
9:25 pm - 9:30 pm
PHL
-
LCY
19h 05m1 stop
Multiple Airlines Logo
6:50 am - 2:05 pm
LCY
-
PHL
12h 15m1 stop
$741Multiple Airlines
Tue, Jan 13 - Tue, Jan 20
Iberia Logo
7:55 pm - 2:35 pm
PHL
-
LCY
13h 40m1 stop
Iberia Logo
7:50 am - 3:35 pm
LCY
-
PHL
12h 45m1 stop
$742Iberia
Mon, Feb 2 - Thu, Feb 26
Multiple Airlines Logo
3:30 pm - 5:05 pm
PHL
-
LCY
44h 35m2 stops
Multiple Airlines Logo
9:15 am - 2:47 pm
LCY
-
PHL
34h 32m2 stops
$744Multiple Airlines
Tue, Jan 13 - Tue, Jan 20
SWISS Logo
1:10 pm - 5:05 pm
PHL
-
LCY
22h 55m2 stops
SWISS Logo
5:45 pm - 9:36 pm
LCY
-
PHL
32h 51m2 stops
$752SWISS
Mon, Jan 12 - Mon, Jan 19
Multiple Airlines Logo
5:40 pm - 9:20 am
PHL
-
LCY
10h 40m1 stop
Multiple Airlines Logo
9:15 am - 9:36 pm
LCY
-
PHL
17h 21m2 stops
$757Multiple Airlines
Thu, Jan 15 - Tue, Jan 20
Multiple Airlines Logo
9:25 pm - 12:40 pm
PHL
-
LCY
10h 15m1 stop
Multiple Airlines Logo
6:50 am - 2:05 pm
LCY
-
PHL
12h 15m1 stop
$766Multiple Airlines
Tue, Jan 20 - Tue, Jan 27
Iberia Logo
7:55 pm - 2:05 pm
PHL
-
LCY
13h 10m1 stop
Iberia Logo
7:50 am - 3:40 pm
LCY
-
PHL
12h 50m1 stop
$767Iberia
Wed, Jan 21 - Wed, Jan 28
British Airways Logo
9:25 pm - 12:40 pm
PHL
-
LCY
10h 15m1 stop
British Airways Logo
7:50 am - 3:40 pm
LCY
-
PHL
12h 50m1 stop
$774British Airways
Wed, Jan 14 - Wed, Jan 21
Multiple Airlines Logo
4:35 pm - 12:55 pm
PHL
-
LCY
15h 20m2 stops
Multiple Airlines Logo
9:15 am - 10:46 pm
LCY
-
PHL
17h 31m2 stops
$775Multiple Airlines
Tue, Mar 3 - Tue, Mar 10

Iberia flights from Philadelphia to London City Airport

Our best Iberia deals on Philadelphia to London City Airport flight tickets
Iberia
Feb 2
PHL7:55 pmPhiladelphia
13h 40m
1 stop
LCY2:35 pmLondon City
Feb 26
LCY7:50 amLondon City
12h 45m
1 stop
PHL3:35 pmPhiladelphia
$742
Find similar
Iberia
Jan 21
PHL7:55 pmPhiladelphia
13h 10m
1 stop
LCY2:05 pmLondon City
Jan 28
LCY7:50 amLondon City
12h 50m
1 stop
PHL3:40 pmPhiladelphia
$767
Find similar
Iberia
Feb 11
PHL7:55 pmPhiladelphia
13h 10m
1 stop
LCY2:05 pmLondon City
Feb 16
LCY7:15 pmLondon City
25h 20m
1 stop
PHL3:35 pmPhiladelphia
$778
Find similar

Lufthansa flights from Philadelphia to London City Airport

Our best Lufthansa deals on Philadelphia to London City Airport flight tickets
Lufthansa
Apr 5
PHL5:35 pmPhiladelphia
19h 20m
1 stop
LCY5:55 pmLondon City
May 6
LCY9:15 amLondon City
11h 45m
1 stop
PHL4:00 pmPhiladelphia
$731
Find similar
Lufthansa
Apr 16
PHL5:35 pmPhiladelphia
19h 20m
1 stop
LCY5:55 pmLondon City
Apr 24
LCY9:15 amLondon City
11h 45m
1 stop
PHL4:00 pmPhiladelphia
$777
Find similar
Lufthansa
May 13
PHL5:35 pmPhiladelphia
19h 20m
1 stop
LCY5:55 pmLondon City
May 27
LCY9:15 amLondon City
11h 45m
1 stop
PHL4:00 pmPhiladelphia
$795
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to London City Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Philadelphia to London City Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaLondon

PHL - LCY

PHLLCY

Philadelphia

Sun 4/5

5:35 pm-5:55 pm

1 stop19h 20m

London City

Wed 5/6

9:15 am-4:00 pm

1 stop11h 45m

$731

PhiladelphiaLondon

PHL - LCY

PHLLCY

Philadelphia

Tue 1/13

9:25 pm-9:30 pm

1 stop19h 05m

London City

Tue 1/20

6:50 am-2:05 pm

1 stop12h 15m

$741

PhiladelphiaLondon

PHL - LCY

PHLLCY

Philadelphia

Mon 2/2

7:55 pm-2:35 pm

1 stop13h 40m

London City

Thu 2/26

7:50 am-3:35 pm

1 stop12h 45m

$742

PhiladelphiaLondon

PHL - LCY

PHLLCY

Philadelphia

Tue 1/13

3:30 pm-5:05 pm

2 stops44h 35m

London City

Tue 1/20

9:15 am-2:47 pm

2 stops34h 32m

$744

PhiladelphiaLondon

PHL - LCY

PHLLCY

Philadelphia

Mon 1/12

1:10 pm-5:05 pm

2 stops22h 55m

London City

Mon 1/19

5:45 pm-9:36 pm

2 stops32h 51m

$752

PhiladelphiaLondon

PHL - LCY

PHLLCY

Philadelphia

Thu 1/15

5:40 pm-9:20 am

1 stop10h 40m

London City

Tue 1/20

9:15 am-9:36 pm

2 stops17h 21m

$757

PhiladelphiaLondon

PHL - LCY

PHLLCY

Philadelphia

Tue 1/20

9:25 pm-12:40 pm

1 stop10h 15m

London City

Tue 1/27

6:50 am-2:05 pm

1 stop12h 15m

$766

PhiladelphiaLondon

PHL - LCY

PHLLCY

Philadelphia

Wed 1/21

7:55 pm-2:05 pm

1 stop13h 10m

London City

Wed 1/28

7:50 am-3:40 pm

1 stop12h 50m

$767

PhiladelphiaLondon

PHL - LCY

PHLLCY

Philadelphia

Wed 1/14

9:25 pm-12:40 pm

1 stop10h 15m

London City

Wed 1/21

7:50 am-3:40 pm

1 stop12h 50m

$774

PhiladelphiaLondon

PHL - LCY

PHLLCY

Philadelphia

Tue 3/3

4:35 pm-12:55 pm

2 stops15h 20m

London City

Tue 3/10

9:15 am-10:46 pm

2 stops17h 31m

$775

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to London from

How to get the cheapest flight ticket from Philadelphia to London City Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest time of day to depart on your flight to London City Airport?

Our most recent data shows that the best time of day to fly to London City Airport is in the evening. Flights from Philadelphia to London City Airport during this time can be as low as $1,063. Flights in the afternoon are often more expensive with an average ticket price of $1,405.

When to book flights from Philadelphia to London City Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to London City Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to London City Airport (PHL to LCY) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to London City Airport

Fastest flight time

10h 15m

Direct flights

None
The fastest flight from Philadelphia to London City Airport takes 10h 15m
There are no direct flights from Philadelphia to London City Airport. There are no popular flight routes from Philadelphia to London City Airport.
Search flight deals

  • How far is Philadelphia to London City by plane?

    The distance between Philadelphia and London City is about 3546.0 mi. By plane, this route typically takes 10h 15m.

  • When did momondo last update prices for flights from Philadelphia Airport to London City Airport?

    Prices for flights from Philadelphia Airport to London City Airport refresh daily.

  • How old do you have to be to fly from Philadelphia Airport to London City Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to London City Airport.

  • What documentation or ID do you need to fly to London City Airport?

    The required travel and health documents for your London City Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London City Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Gatwick
Hounslow
Milton Keynes
Dover
Luton
Slough
Guildford
Hayes
Dartford
Crawley
Brentwood
Wembley
Watford
Ilford
Cobham
Folkestone
Romford
Richmond
Uxbridge
Stansted

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to London?

Finding the right flight to London from Philadelphia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Philadelphia to London with flexible booking policies on momondo?

Yes. All flights to London from Philadelphia on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Philadelphia to London?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Philadelphia to London.

I’m not ready to book a flight from Philadelphia to London right now. Can momondo alert me if prices change?

Price alerts on flights to London from Philadelphia are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London City Airport trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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