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Cheap flights from Philadelphia to London from £491

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Philadelphia to London

Cheap return flights

Enter your travel dates to find the best prices.
KLM Logo
19:29 - 17:00PHL  Philadelphia-SOU Southampton Eastleigh
17h 31m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
KLM Logo
17:20 - 17:19SOU  Southampton Eastleigh-PHL Philadelphia
28h 59m2 stops Amsterdam Schiphol Boston Logan Intl
£757KLM
Sun, 14 Mar - Wed, 31 Mar
KLM Logo
19:29 - 17:00PHL  Philadelphia-SOU Southampton Eastleigh
17h 31m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
KLM Logo
17:20 - 16:19SOU  Southampton Eastleigh-PHL Philadelphia
27h 59m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
£761KLM
Sun, 14 Mar - Thu, 1 Apr
Aer Lingus Logo
18:40 - 08:50PHL  Philadelphia-SOU Southampton Eastleigh
10h 10m1 stop Dublin
Aer Lingus Logo
20:00 - 18:55SOU  Southampton Eastleigh-PHL Philadelphia
27h 55m1 stop Dublin
£837Aer Lingus
Sun, 14 Mar - Wed, 31 Mar
Aer Lingus Logo
18:40 - 08:50PHL  Philadelphia-SOU Southampton Eastleigh
10h 10m1 stop Dublin
Aer Lingus Logo
20:00 - 18:55SOU  Southampton Eastleigh-PHL Philadelphia
27h 55m1 stop Dublin
£839Aer Lingus
Sun, 14 Mar - Thu, 1 Apr
Multiple Airlines Logo
18:40 - 17:15PHL  Philadelphia-SOU Southampton Eastleigh
18h 35m2 stops Dublin Glasgow Intl
Multiple Airlines Logo
09:20 - 18:55SOU  Southampton Eastleigh-PHL Philadelphia
14h 35m1 stop Dublin
£857Multiple Airlines
Sun, 14 Mar - Wed, 31 Mar
Multiple Airlines Logo
18:40 - 17:15PHL  Philadelphia-SOU Southampton Eastleigh
18h 35m2 stops Dublin Glasgow Intl
Multiple Airlines Logo
20:00 - 18:55SOU  Southampton Eastleigh-PHL Philadelphia
27h 55m1 stop Dublin
£860Multiple Airlines
Sun, 14 Mar - Thu, 1 Apr
Aer Lingus Logo
21:13 - 19:30PHL  Philadelphia-SOU Southampton Eastleigh
41h 17m2 stops Boston Logan Intl Dublin
Aer Lingus Logo
09:20 - 18:55SOU  Southampton Eastleigh-PHL Philadelphia
14h 35m1 stop Dublin
£876Aer Lingus
Sat, 13 Mar - Wed, 31 Mar
KLM Logo
18:13 - 17:00PHL  Philadelphia-SOU Southampton Eastleigh
17h 47m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
KLM Logo
09:05 - 23:02SOU  Southampton Eastleigh-PHL Philadelphia
18h 57m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County
£892KLM
Fri, 12 Mar - Wed, 31 Mar
Multiple Airlines Logo
17:40 - 08:45PHL  Philadelphia-SOU Southampton Eastleigh
10h 05m1 stop Dublin
Multiple Airlines Logo
09:20 - 18:55SOU  Southampton Eastleigh-PHL Philadelphia
14h 35m1 stop Dublin
£908Multiple Airlines
Sat, 13 Mar - Wed, 31 Mar
Delta Logo
06:40 - 08:55PHL  Philadelphia-SOU Southampton Eastleigh
21h 15m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol
Delta Logo
09:20 - 23:40SOU  Southampton Eastleigh-PHL Philadelphia
19h 20m2 stops Amsterdam Schiphol Minneapolis St Paul
£928Delta
Sat, 13 Mar - Wed, 31 Mar

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British Airways flights from Philadelphia to Southampton

Our best British Airways deals on Philadelphia to Southampton flight tickets
British Airways
4 Nov
PHL17:40Philadelphia
10h 10m
1 stop
SOU08:50Southampton Eastleigh
8 Nov
SOU21:00Southampton Eastleigh
22h 55m
1 stop
PHL14:55Philadelphia
£3,705
British Airways
25 Apr
PHL20:25Philadelphia
15h 25m
1 stop
SOU16:50Southampton Eastleigh
28 Apr
SOU20:15Southampton Eastleigh
22h 40m
1 stop
PHL13:55Philadelphia
£3,709
British Airways
4 Nov
PHL19:40Philadelphia
18h 25m
2 stops
SOU19:05Southampton Eastleigh
9 Nov
SOU09:20Southampton Eastleigh
11h 50m
1 stop
PHL16:10Philadelphia
£3,712

KLM flights from Philadelphia to Southampton

Our best KLM deals on Philadelphia to Southampton flight tickets
KLM
14 Mar
PHL19:29Philadelphia
17h 31m
2 stops
SOU17:00Southampton Eastleigh
31 Mar
SOU17:20Southampton Eastleigh
28h 59m
2 stops
PHL17:19Philadelphia
£757
KLM
14 Mar
PHL19:29Philadelphia
17h 31m
2 stops
SOU17:00Southampton Eastleigh
1 Apr
SOU17:20Southampton Eastleigh
27h 59m
2 stops
PHL16:19Philadelphia
£761
KLM
12 Mar
PHL18:13Philadelphia
17h 47m
2 stops
SOU17:00Southampton Eastleigh
31 Mar
SOU09:05Southampton Eastleigh
18h 57m
2 stops
PHL23:02Philadelphia
£892

momondo Fare Finder

 
Use the filters below to find and compare flights from Philadelphia to Southampton that are best for you.

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Route

Depart

Return

Price

Cheapest return flight

PhiladelphiaSouthampton

PHL Philadelphia - SOU Southampton Eastleigh

PHLSOU

Philadelphia

Sun 14/3

19:29-17:00

2 stops17h 31m

Southampton Eastleigh

Wed 31/3

17:20-17:19

2 stops28h 59m

£757

PhiladelphiaSouthampton

PHL Philadelphia - SOU Southampton Eastleigh

PHLSOU

Philadelphia

Sun 14/3

19:29-17:00

2 stops17h 31m

Southampton Eastleigh

Thu 1/4

17:20-16:19

2 stops27h 59m

£761

PhiladelphiaSouthampton

PHL Philadelphia - SOU Southampton Eastleigh

PHLSOU

Philadelphia

Sun 14/3

18:40-08:50

1 stop10h 10m

Southampton Eastleigh

Wed 31/3

20:00-18:55

1 stop27h 55m

£837

PhiladelphiaSouthampton

PHL Philadelphia - SOU Southampton Eastleigh

PHLSOU

Philadelphia

Sun 14/3

18:40-08:50

1 stop10h 10m

Southampton Eastleigh

Thu 1/4

20:00-18:55

1 stop27h 55m

£839

PhiladelphiaSouthampton

PHL Philadelphia - SOU Southampton Eastleigh

PHLSOU

Philadelphia

Sun 14/3

18:40-17:15

2 stops18h 35m

Southampton Eastleigh

Wed 31/3

09:20-18:55

1 stop14h 35m

£857

PhiladelphiaSouthampton

PHL Philadelphia - SOU Southampton Eastleigh

PHLSOU

Philadelphia

Sun 14/3

18:40-17:15

2 stops18h 35m

Southampton Eastleigh

Thu 1/4

20:00-18:55

1 stop27h 55m

£860

PhiladelphiaSouthampton

PHL Philadelphia - SOU Southampton Eastleigh

PHLSOU

Philadelphia

Sat 13/3

21:13-19:30

2 stops41h 17m

Southampton Eastleigh

Wed 31/3

09:20-18:55

1 stop14h 35m

£876

PhiladelphiaSouthampton

PHL Philadelphia - SOU Southampton Eastleigh

PHLSOU

Philadelphia

Fri 12/3

18:13-17:00

2 stops17h 47m

Southampton Eastleigh

Wed 31/3

09:05-23:02

2 stops18h 57m

£892
Fastest return journey

PhiladelphiaSouthampton

PHL Philadelphia - SOU Southampton Eastleigh

PHLSOU

Philadelphia

Sat 13/3

17:40-08:45

1 stop10h 05m

Southampton Eastleigh

Wed 31/3

09:20-18:55

1 stop14h 35m

£908

PhiladelphiaSouthampton

PHL Philadelphia - SOU Southampton Eastleigh

PHLSOU

Philadelphia

Sat 13/3

06:40-08:55

2 stops21h 15m

Southampton Eastleigh

Wed 31/3

09:20-23:40

2 stops19h 20m

£928

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Philadelphia to Southampton

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 airline that flies from Philadelphia to Southampton Eastleigh?

Delta is the most popular carrier operating from Philadelphia to Southampton Eastleigh

Which airlines fly to Southampton?

British Airways, Virgin Atlantic and United Airlines are the top three most popular airlines that fly to Southampton from Philadelphia according to our data. British Airways is the first choice among our users, with 37% of people opting to fly with this airline when travelling to Southampton. Keep in mind that there are 14 different airlines that fly to Southampton on a routine basis, so you have a few additional options to choose from.

When to book flights from Philadelphia to Southampton

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

Cheap Philadelphia to Southampton (PHL to SOU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Southampton

Best price found

£491

Fastest flight time

15h 25m

Direct flights

None
The best one-way flight to Southampton from Philadelphia in the past 72 hours is £491. The best return flight deal from Philadelphia to Southampton found on momondo in the last 72 hours is £757.
The fastest flight from Philadelphia to Southampton takes 15h 25m
There are no direct flights from Philadelphia to Southampton. There are no popular flight routes from Philadelphia to Southampton.
Search flight deals

Frequently asked questions about flying from Philadelphia to Southampton

  • How far is Philadelphia to Southampton Eastleigh by plane?

    A flight from Philadelphia to Southampton Eastleigh will travel around 3499.1 mi. By plane, this route typically takes 15h 25m.

  • When did momondo last update prices for flights from Philadelphia Airport to Southampton Eastleigh Airport?

    Prices for flights from Philadelphia Airport to Southampton Eastleigh Airport are updated daily.

  • How old do you have to be to fly from Philadelphia Airport to Southampton Eastleigh Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Southampton Eastleigh Airport.

  • What documentation or ID do you need to fly to Southampton Eastleigh Airport?

    The travel and health documents required for your trip to Southampton Eastleigh Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Southampton Eastleigh Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Portsmouth

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Philadelphia to Southampton. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Southampton from Philadelphia which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Philadelphia to Southampton flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for Philadelphia to Southampton flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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