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Cheap flights from Pennsylvania to London from $304

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pennsylvania to London departing on 3/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Aer Lingus Logo
5:00 pm - 11:55 amJFK-SOU
13h 55m1 stop
Aer Lingus Logo
12:25 pm - 7:25 pmSOU-JFK
12h 00m1 stop
$509Aer Lingus
Find Deal
Mon, Nov 24 - Tue, Dec 9
Multiple Airlines Logo
5:00 pm - 8:45 amJFK-SOU
10h 45m1 stop
Multiple Airlines Logo
5:30 pm - 7:25 pmSOU-JFK
30h 55m2 stops
$584Multiple Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 13
Multiple Airlines Logo
5:00 pm - 11:55 amJFK-SOU
13h 55m1 stop
Multiple Airlines Logo
8:40 am - 7:25 pmSOU-JFK
15h 45m2 stops
$595Multiple Airlines
Find Deal
Mon, Nov 24 - Tue, Dec 9
Aer Lingus Logo
5:00 pm - 8:45 amJFK-SOU
10h 45m1 stop
Aer Lingus Logo
9:30 am - 7:25 pmSOU-JFK
14h 55m1 stop
$667Aer Lingus
Find Deal
Sat, Dec 6 - Sat, Dec 13
Delta Logo
7:00 pm - 5:00 pmLGA-SOU
17h 00m2 stops
Delta Logo
8:40 am - 10:41 pmSOU-LGA
19h 01m2 stops
$676Delta
Find Deal
Mon, Nov 24 - Tue, Dec 9
Delta Logo
11:47 am - 8:10 amJFK-SOU
15h 23m2 stops
Delta Logo
8:40 am - 10:19 pmSOU-JFK
18h 39m2 stops
$676Delta
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Mon, Nov 24 - Tue, Dec 9
Virgin Atlantic Logo
5:50 pm - 8:45 amIAD-SOU
9h 55m1 stop
Virgin Atlantic Logo
5:35 pm - 3:35 pmSOU-IAD
27h 00m1 stop
$778Virgin Atlantic
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Wed, Apr 29 - Sun, May 3
Virgin Atlantic Logo
1:00 pm - 5:00 pmIAD-SOU
23h 00m2 stops
Virgin Atlantic Logo
9:20 am - 3:35 pmSOU-IAD
11h 15m1 stop
$783Virgin Atlantic
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Wed, Apr 29 - Sun, May 3
KLM Logo
7:35 pm - 8:50 amJFK-SOU
32h 15m1 stop
KLM Logo
9:20 am - 9:42 pmSOU-JFK
17h 22m2 stops
$927KLM
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Sun, May 3 - Wed, May 6
KLM Logo
5:05 pm - 5:00 pmEWR-SOU
18h 55m2 stops
KLM Logo
6:05 pm - 2:55 pmSOU-EWR
25h 50m2 stops
$1,676KLM
Find Deal
Mon, Dec 22 - Mon, Dec 29

KLM flights from Pennsylvania to Southampton

Our best KLM deals on Pennsylvania to Southampton flight tickets
KLM
Nov 16
JFK9:20 pmNew York John F Kennedy Intl
29h 50m
1 stop
SOU8:10 amSouthampton Eastleigh
Nov 18
SOU5:30 pmSouthampton Eastleigh
27h 15m
1 stop
JFK3:45 pmNew York John F Kennedy Intl
$841
Find similar
KLM
May 3
JFK7:35 pmNew York John F Kennedy Intl
32h 15m
1 stop
SOU8:50 amSouthampton Eastleigh
May 6
SOU9:20 amSouthampton Eastleigh
17h 22m
2 stops
JFK9:42 pmNew York John F Kennedy Intl
$927
Find similar
KLM
Dec 22
EWR5:05 pmNewark
18h 55m
2 stops
SOU5:00 pmSouthampton Eastleigh
Dec 29
SOU6:05 pmSouthampton Eastleigh
25h 50m
2 stops
EWR2:55 pmNewark
$1,676
Find similar

Aer Lingus flights from Pennsylvania to Southampton

Our best Aer Lingus deals on Pennsylvania to Southampton flight tickets
Aer Lingus
Nov 24
JFK5:00 pmNew York John F Kennedy Intl
13h 55m
1 stop
SOU11:55 amSouthampton Eastleigh
Dec 9
SOU12:25 pmSouthampton Eastleigh
12h 00m
1 stop
JFK7:25 pmNew York John F Kennedy Intl
$509
Find similar
Aer Lingus
Dec 6
JFK5:00 pmNew York John F Kennedy Intl
10h 45m
1 stop
SOU8:45 amSouthampton Eastleigh
Dec 13
SOU9:30 amSouthampton Eastleigh
14h 55m
1 stop
JFK7:25 pmNew York John F Kennedy Intl
$667
Find similar
Aer Lingus
Dec 6
JFK5:00 pmNew York John F Kennedy Intl
10h 45m
1 stop
SOU8:45 amSouthampton Eastleigh
Dec 13
SOU9:30 amSouthampton Eastleigh
14h 55m
1 stop
JFK7:25 pmNew York John F Kennedy Intl
$670
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to Southampton 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 November 8, 2025.
Use the filters below to find and compare flights from Pennsylvania to Southampton that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 11/24

5:00 pm-11:55 am

1 stop13h 55m

Southampton Eastleigh

Tue 12/9

12:25 pm-7:25 pm

1 stop12h 00m

$509

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sat 12/6

5:00 pm-8:45 am

1 stop10h 45m

Southampton Eastleigh

Sat 12/13

5:30 pm-7:25 pm

2 stops30h 55m

$584

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 11/24

5:00 pm-11:55 am

1 stop13h 55m

Southampton Eastleigh

Tue 12/9

8:40 am-7:25 pm

2 stops15h 45m

$595

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sat 12/6

5:00 pm-8:45 am

1 stop10h 45m

Southampton Eastleigh

Sat 12/13

9:30 am-7:25 pm

1 stop14h 55m

$667

New YorkSouthampton

LGA - SOU

LGASOU

New York LaGuardia

Mon 11/24

7:00 pm-5:00 pm

2 stops17h 00m

Southampton Eastleigh

Tue 12/9

8:40 am-10:41 pm

2 stops19h 01m

$676

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Mon 11/24

11:47 am-8:10 am

2 stops15h 23m

Southampton Eastleigh

Tue 12/9

8:40 am-10:19 pm

2 stops18h 39m

$676

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 4/29

5:50 pm-8:45 am

1 stop9h 55m

Southampton Eastleigh

Sun 5/3

5:35 pm-3:35 pm

1 stop27h 00m

$778

Washington, D.C.Southampton

IAD - SOU

IADSOU

Washington, D.C. Dulles Intl

Wed 4/29

1:00 pm-5:00 pm

2 stops23h 00m

Southampton Eastleigh

Sun 5/3

9:20 am-3:35 pm

1 stop11h 15m

$783

New YorkSouthampton

JFK - SOU

JFKSOU

New York John F Kennedy Intl

Sun 5/3

7:35 pm-8:50 am

1 stop32h 15m

Southampton Eastleigh

Wed 5/6

9:20 am-9:42 pm

2 stops17h 22m

$927

NewarkSouthampton

EWR - SOU

EWRSOU

Newark

Mon 12/22

5:05 pm-5:00 pm

2 stops18h 55m

Southampton Eastleigh

Mon 12/29

6:05 pm-2:55 pm

2 stops25h 50m

$1,676

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 Pennsylvania 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 day to depart on your flight to Southampton?

On average, the least expensive day to fly to Southampton from Pennsylvania is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $928. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Pennsylvania to Southampton for around $1,306.

What is the cheapest time of day to depart on your flight to Southampton?

Flying to Southampton from Pennsylvania in the evening is the least expensive time of day to depart. momondo users have found prices as low as $871 when looking at flights departing in the evening. Flights to Southampton are more costly in the afternoon, with an average ticket price of $1,054. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Pennsylvania to Southampton flights?

You could potentially save up to 66% on your flight if you consider stops on a Pennsylvania to Southampton flight.

Cheap Pennsylvania to Southampton flight deals and tips

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

Direct flights

None
There are no direct flights from Pennsylvania to Southampton. There are no popular flight routes from Pennsylvania to Southampton.
Search flight deals

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

    Prices for flights from Pennsylvania to Southampton Eastleigh Airport refresh daily.

  • How many operators does momondo search for flights from Pennsylvania to Southampton Eastleigh Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Pennsylvania to Southampton Eastleigh Airport.

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

    The required travel and health documents for your Southampton Eastleigh 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 Southampton Eastleigh Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Pennsylvania to Southampton

Compare and see reviews for airlines that fly from Pennsylvania to Southampton with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom $880Free CancellationRating
7.2
1,366 reviews
Search Aer Lingus flights

Traveling 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 Pennsylvania to Southampton?

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

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

Yes. momondo allows you to filter the results for Pennsylvania to Southampton flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Southampton from Pennsylvania. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for Pennsylvania 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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