$181 Cheap Flights from Newark Liberty Intl. Airport (EWR) to London (LHR)

View $181 flight on Mon, Oct 13, 2025Opens in a new window

Popular airlines from Newark Liberty Intl. Airport (EWR) to Heathrow Airport (LHR)

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Find available prices by choosing your travel dates.

Cheap Flights from Newark Liberty Intl. Airport to London (EWR-LHR)

Prices were available within the past 7 days and start at $181 for one-way flights and $428 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scandinavian Airlines
Sat, Oct 11 - Fri, Oct 17
EWR
New York
LHR
London
$428 Roundtrip, found 19 hours ago
$428
Roundtrip
found 19 hours ago
Select Scandinavian Airlines flight, departing Sat, Oct 11 from New York to London, returning Fri, Oct 17, priced at $428 found 19 hours ago
United
Sat, May 10 - Sun, May 11
EWR
New York
LHR
London
$439 Roundtrip, found 1 hour ago
$439
Roundtrip
found 1 hour ago
Select United flight, departing Sat, May 10 from New York to London, returning Sun, May 11, priced at $439 found 1 hour ago
British Airways
Thu, Aug 14 - Tue, Aug 26
EWR
New York
LHR
London
$443 Roundtrip, found 1 day ago
$443
Roundtrip
found 1 day ago
Select British Airways flight, departing Thu, Aug 14 from New York to London, returning Tue, Aug 26, priced at $443 found 1 day ago
American Airlines
Fri, Oct 10 - Thu, Oct 16
EWR
New York
LHR
London
$444 Roundtrip, found 19 hours ago
$444
Roundtrip
found 19 hours ago
Select American Airlines flight, departing Fri, Oct 10 from New York to London, returning Thu, Oct 16, priced at $444 found 19 hours ago
Bargain Flight
Fri, Apr 25 - Sun, Apr 27
EWR
New York
LHR
London
$477 Roundtrip, just found
$477
Roundtrip
just found
Select Bargain Flight flight, departing Fri, Apr 25 from New York to London, returning Sun, Apr 27, priced at $477 just found
Lufthansa
Fri, Oct 10 - Thu, Oct 16
EWR
New York
LHR
London
$511 Roundtrip, found 19 hours ago
$511
Roundtrip
found 19 hours ago
Select Lufthansa flight, departing Fri, Oct 10 from New York to London, returning Thu, Oct 16, priced at $511 found 19 hours ago
Icelandair
Thu, Nov 13 - Mon, Nov 24
EWR
New York
LHR
London
$520 Roundtrip, just found
$520
Roundtrip
just found
Select Icelandair flight, departing Thu, Nov 13 from New York to London, returning Mon, Nov 24, priced at $520 just found
TAP Portugal
Thu, Dec 4 - Wed, Dec 10
EWR
New York
LHR
London
$539 Roundtrip, just found
$539
Roundtrip
just found
Select TAP Portugal flight, departing Thu, Dec 4 from New York to London, returning Wed, Dec 10, priced at $539 just found
Air Canada
Wed, Aug 6 - Thu, Aug 21
EWR
New York
LHR
London
$564 Roundtrip, just found
$564
Roundtrip
just found
Select Air Canada flight, departing Wed, Aug 6 from New York to London, returning Thu, Aug 21, priced at $564 just found
Swiss International Air Lines
Fri, May 9 - Tue, May 13
EWR
New York
LHR
London
$566 Roundtrip, just found
$566
Roundtrip
just found
Select Swiss International Air Lines flight, departing Fri, May 9 from New York to London, returning Tue, May 13, priced at $566 just found
Flights from Newark Liberty Intl. Airport (EWR) to London (LHR)
Origin airport
Newark Liberty Intl. Airport
Destination airport
Heathrow
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$427
Distance
3456 mi

Newark Liberty Intl. Airport to London Flights

The cheapest times to fly from Newark Liberty Intl. Airport to London

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Newark Liberty Intl. Airport to London are during the month of October. You can find some of the cheapest flights from Newark Liberty Intl. Airport to London with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Newark Liberty Intl. Airport to London

Sunday is one of the best days to book for cheap flights from Newark Liberty Intl. Airport to London: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Newark Liberty Intl. Airport to London

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Newark Liberty Intl. Airport to London in 2025. You can also book with separate airlines for your outbound and return journeys, from $181 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Newark Liberty Intl. Airport to London flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Newark Liberty Intl. Airport to London airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

How long does it take to fly from EWR to London Heathrow?
Book a ticket with United Airlines and you can expect to be cruising the skies for around 7 hours and 5 minutes. This well-known carrier operates a direct flight that takes off at 7:10PM from Newark Airport and reaches London Heathrow at 7:15AM. Expedia has some epic flight deals, so find out what’s on offer on this route today.
Is it cheaper to buy a plane ticket from EWR to LHR last minute?
When it’s time to book your flights, it pays to be prepared. While it’s possible to find a deal on a Newark Airport to LHR flight at the last minute, fares usually don’t get cheaper as the departure date nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days ahead. For international flights it’s between three and four months.
What airline has the least delays from EWR to Heathrow Airport (LHR)?
Jet off with United Airlines from EWR to London Heathrow and you’re more likely to arrive at the time listed on your plane ticket. This airline tops the list on this route, with an on-time score of 71%. If your flight is delayed, the free Expedia App is the perfect way to stay up to date. Our handy app will give you real-time trip alerts, from flight delays to any gate number changes.
What airports do you fly into for London from Newark?
Heathrow Airport (LHR), London City Airport (LCY) and Gatwick Airport (LGW) are your choices when taking off from Newark to London. Approximately 14 mi west of the center of London, Heathrow Airport (LHR) is the city’s major gateway. Consider things like flight schedules and the distance to your hotel before deciding where you fly into. Big Ben and Buckingham Palace are two awesome attractions to put on your itinerary when you reach your destination.
What are the most popular departure times for flights from Liberty Intl. Airport (EWR) to Heathrow Airport?
For United Airlines flights setting off from EWR to Heathrow Airport, the busiest time is between 6:00 PM - 7:00 PM. If you’d like to avoid any holdups, head off in the morning. This way you’re more likely to escape the air traffic that builds up in the skyways in the afternoon and evening.
Can I change the date of my flight from Newark Airport to LHR?
It’s a breeze to make amendments to your Newark Airport to Heathrow Airport journey yourself. Just go to the Expedia Trips portal and hit “change flight.” Search for new flights and lock in the one that fits your new plans. You’ll see an estimate of your flight change fee, if applicable. Alternatively, visit our Customer Service portal to connect with our Virtual Agent and quickly get answers to all your questions.

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*Available to One Key members.