Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Pennsylvania to London from $247

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 10/13. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Pennsylvania to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:00 pm - 10:50 pm
EWR
-
SEN
18h 50m
2 stops
Multiple Airlines Logo
11:20 am - 9:00 pm
SEN
-
EWR
14h 40m
1 stop
$748Multiple Airlines
Fri, Sep 4 - Fri, Sep 11
Multiple Airlines Logo
8:30 pm - 7:35 pm
IAD
-
SEN
18h 05m
2 stops
Multiple Airlines Logo
4:50 pm - 7:00 pm
SEN
-
IAD
31h 10m
3 stops
$763Multiple Airlines
Sat, Oct 3 - Sat, Oct 10
Multiple Airlines Logo
3:45 pm - 10:45 am
EWR
-
SEN
14h 00m
2 stops
Multiple Airlines Logo
8:40 pm - 9:00 pm
SEN
-
EWR
29h 20m
2 stops
$807Multiple Airlines
Thu, Sep 3 - Thu, Sep 17
Multiple Airlines Logo
7:40 pm - 2:50 pm
IAD
-
SEN
14h 10m
2 stops
Multiple Airlines Logo
7:15 am - 6:30 pm
SEN
-
IAD
16h 15m
2 stops
$832Multiple Airlines
Sun, Nov 8 - Sat, Nov 14
Multiple Airlines Logo
3:45 pm - 10:45 am
EWR
-
SEN
14h 00m
2 stops
Multiple Airlines Logo
10:10 am - 7:15 pm
SEN
-
EWR
14h 05m
2 stops
$868Multiple Airlines
Thu, Sep 3 - Thu, Sep 10
Multiple Airlines Logo
8:40 pm - 9:45 pm
JFK
-
SEN
20h 05m
2 stops
Multiple Airlines Logo
6:30 am - 10:00 pm
SEN
-
JFK
20h 30m
1 stop
$916Multiple Airlines
Fri, Oct 2 - Tue, Oct 13
Multiple Airlines Logo
11:00 pm - 10:50 pm
EWR
-
SEN
18h 50m
2 stops
Multiple Airlines Logo
7:25 am - 9:00 pm
SEN
-
EWR
18h 35m
1 stop
$918Multiple Airlines
Fri, Sep 4 - Sun, Sep 6
Multiple Airlines Logo
10:05 am - 7:10 pm
PHL
-
SEN
28h 05m
3 stops
Multiple Airlines Logo
5:15 pm - 6:55 pm
SEN
-
PHL
30h 40m
2 stops
$959Multiple Airlines
Thu, Aug 27 - Thu, Sep 3
Multiple Airlines Logo
4:30 pm - 10:45 am
JFK
-
SEN
13h 15m
1 stop
Multiple Airlines Logo
10:10 am - 6:45 pm
SEN
-
JFK
13h 35m
1 stop
$971Multiple Airlines
Thu, Oct 1 - Thu, Oct 8
Multiple Airlines Logo
4:40 pm - 10:30 am
JFK
-
SEN
12h 50m
2 stops
Multiple Airlines Logo
12:15 pm - 8:45 pm
SEN
-
JFK
13h 30m
1 stop
$977Multiple Airlines
Sun, Aug 9 - Wed, Aug 26

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

momondo Fare Finder

 
Customize your flight search to find flights from Pennsylvania to London Southend 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 July 18, 2026.
Use the filters below to find and compare flights from Pennsylvania to London Southend Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkLondon

EWR - SEN

EWRSEN

Newark

Fri 9/4

11:00 pm-10:50 pm

2 stops18h 50m

London Southend

Fri 9/11

11:20 am-9:00 pm

1 stop14h 40m

$748

Washington, D.C.London

IAD - SEN

IADSEN

Washington, D.C. Dulles Intl

Sat 10/3

8:30 pm-7:35 pm

2 stops18h 05m

London Southend

Sat 10/10

4:50 pm-7:00 pm

3 stops31h 10m

$763

NewarkLondon

EWR - SEN

EWRSEN

Newark

Thu 9/3

3:45 pm-10:45 am

2 stops14h 00m

London Southend

Thu 9/17

8:40 pm-9:00 pm

2 stops29h 20m

$807

Washington, D.C.London

IAD - SEN

IADSEN

Washington, D.C. Dulles Intl

Sun 11/8

7:40 pm-2:50 pm

2 stops14h 10m

London Southend

Sat 11/14

7:15 am-6:30 pm

2 stops16h 15m

$832

NewarkLondon

EWR - SEN

EWRSEN

Newark

Thu 9/3

3:45 pm-10:45 am

2 stops14h 00m

London Southend

Thu 9/10

10:10 am-7:15 pm

2 stops14h 05m

$868

New YorkLondon

JFK - SEN

JFKSEN

New York John F Kennedy Intl

Fri 10/2

8:40 pm-9:45 pm

2 stops20h 05m

London Southend

Tue 10/13

6:30 am-10:00 pm

1 stop20h 30m

$916

NewarkLondon

EWR - SEN

EWRSEN

Newark

Fri 9/4

11:00 pm-10:50 pm

2 stops18h 50m

London Southend

Sun 9/6

7:25 am-9:00 pm

1 stop18h 35m

$918

PhiladelphiaLondon

PHL - SEN

PHLSEN

Philadelphia

Thu 8/27

10:05 am-7:10 pm

3 stops28h 05m

London Southend

Thu 9/3

5:15 pm-6:55 pm

2 stops30h 40m

$959

New YorkLondon

JFK - SEN

JFKSEN

New York John F Kennedy Intl

Thu 10/1

4:30 pm-10:45 am

1 stop13h 15m

London Southend

Thu 10/8

10:10 am-6:45 pm

1 stop13h 35m

$971
Quickest round-trip

New YorkLondon

JFK - SEN

JFKSEN

New York John F Kennedy Intl

Sun 8/9

4:40 pm-10:30 am

2 stops12h 50m

London Southend

Wed 8/26

12:15 pm-8:45 pm

1 stop13h 30m

$977

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Pennsylvania to London Southend 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

How long does it take to fly to London Southend Airport?

Flight times from Pennsylvania to London Southend Airport vary, but if you’re flying out of Philadelphia and flying into London Heathrow Airport (one of the most popular routes), then the duration is 7h on average. Another popular route from Pennsylvania to London Southend Airport is flying from Pittsburgh to London Heathrow Airport, which will take roughly 7h 15m. Keep in mind that layovers or delays could extend your travel time.

Cheap Pennsylvania to London Southend Airport flight deals and tips

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

Fastest flight time

11h 15m

Direct flights

None
The fastest flight from Pennsylvania to London Southend Airport takes 11h 15m
There are no direct flights from Pennsylvania to London Southend Airport. There are no popular flight routes from Pennsylvania to London Southend Airport.
Search flight deals

Frequently asked questions about flying from Pennsylvania to London Southend Airport

  • When did momondo last update prices for flights from Pennsylvania to London Southend Airport?

    Prices for flights from Pennsylvania to London Southend Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Pennsylvania to London Southend 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 London Southend Airport.

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

    The required travel and health documents for your London Southend 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 Southend 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
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Dover
Crawley
Wembley
Croydon
Stansted
Slough
Harrow
Kingston upon Thames
Watford
Brentwood
Ilford
Cobham
Folkestone
Guildford
Romford

Why use momondo?

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

Finding the right flight to London from Pennsylvania 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 Pennsylvania to London with flexible booking policies on momondo?

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

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

Once all potential Pennsylvania to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Pennsylvania and alert you when they change.

An easier way to manage your London Southend 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Mon 8/17
Mon 8/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London

Popular cities in the United Kingdom

Popular flights according to clicks in the last 7 days on momondo
Flights to London Heathrow Airportfrom $434
Flights to London Gatwick Airportfrom $386
Flights to London Stansted Airportfrom $419
Flights to London City Airportfrom $580
Flights to London Luton Airportfrom $424
Flights to Glasgow Intl Airportfrom $440
Flights to Belfast Intl Airportfrom $562
Flights to Belfast City Airportfrom $569