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Cheap flights from Pittsburgh to London from $359

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Pittsburgh to London departing on 10/1. 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 Pittsburgh to London

Cheap round-trip flights

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PIT-SEN
3751 mimulti-stop
Multiple Airlines Logo
SEN-PIT
3751 mimulti-stop
Multiple Airlines
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momondo Fare Finder

 
Customize your flight search to find flights from Pittsburgh 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 September 15, 2025.
Use the filters below to find and compare flights from Pittsburgh to London Southend Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PittsburghLondon

PIT - SEN

PITSEN

Pittsburgh

Wed 10/1

6:30 am-8:50 pm

3 stops33h 20m

$359

PittsburghLondon

PIT - SEN

PITSEN

Pittsburgh

Tue 2/10

8:00 am-10:45 pm

3 stops33h 45m

$391

PittsburghLondon

PIT - SEN

PITSEN

Pittsburgh

Tue 10/28

5:17 pm-9:00 pm

3 stops47h 43m

$418

PittsburghLondon

PIT - SEN

PITSEN

Pittsburgh

Mon 10/20

4:27 pm-10:40 pm

3 stops25h 13m

$543

PittsburghLondon

PIT - SEN

PITSEN

Pittsburgh

Tue 9/23

8:30 pm-12:55 pm

3 stops35h 25m

$568

PittsburghLondon

PIT - SEN

PITSEN

Pittsburgh

Tue 9/23

8:30 pm-10:20 pm

2 stops20h 50m

$744

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Pittsburgh to London Southend Airport

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

Cheap Pittsburgh to London Southend Airport (PIT to SEN) flight deals and tips

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

Direct flights

None
There are no direct flights from Pittsburgh to London Southend Airport. There are no popular flight routes from Pittsburgh to London Southend Airport.
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  • How far is Pittsburgh to London Southend by plane?

    There are 3743.7 mi between Pittsburgh and London Southend.

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

    Prices for flights from Pittsburgh Airport to London Southend Airport refresh daily.

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

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

    The travel and health documents you'll need for your trip to London Southend Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Southend Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • How do I get Price Alerts for flights from Pittsburgh to London Southend Airport?

    Search flight deals from Pittsburgh to London Southend Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Pittsburgh to London Southend Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near London?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Pittsburgh.

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

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

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

Once you have performed a search for Pittsburgh to London 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 Pittsburgh to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Pittsburgh. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices 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.
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1 adult
Wed 10/15
Wed 10/22
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