
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $507 (CheapOair) |
One-way from | $235 (TAP AIR PORTUGAL) |
Popular in | June |
Cheapest in | February |
Average price | $626 |
Good round-trip deal | $597 or less |
Good one-way deal | $304 or less |
Fly from
Fly to
Route
Depart
Return
NewarkLondon
EWR - LHR
EWRLHR
Newark
Wed 4/22
5:45 pm-4:00 pm
2 stops17h 15m
London Heathrow
Sat 4/25
5:30 pm-1:15 pm
1 stop24h 45m
NewarkLondon
EWR - LHR
EWRLHR
Newark
Mon 4/20
5:45 pm-12:55 pm
2 stops14h 10m
London Heathrow
Wed 5/20
7:50 pm-1:15 pm
1 stop22h 25m
NewarkLondon
EWR - LHR
EWRLHR
Newark
Fri 5/1
5:45 pm-4:00 pm
2 stops17h 15m
London Heathrow
Sun 5/10
7:30 pm-1:15 pm
2 stops22h 45m
NewarkLondon
EWR - LHR
EWRLHR
Newark
Fri 4/17
5:20 pm-12:55 pm
1 stop14h 35m
London Heathrow
Fri 5/1
9:05 pm-1:15 pm
2 stops21h 10m
NewarkLondon
EWR - LHR
EWRLHR
Newark
Mon 5/11
8:25 pm-8:20 pm
1 stop18h 55m
London Heathrow
Mon 5/18
9:25 pm-7:15 pm
1 stop26h 50m
NewarkLondon
EWR - LHR
EWRLHR
Newark
Wed 4/22
5:15 pm-9:20 am
1 stop11h 05m
London Heathrow
Thu 5/7
7:05 am-1:15 pm
1 stop11h 10m
NewarkLondon
EWR - LHR
EWRLHR
Newark
Tue 4/7
5:25 pm-5:55 am
Nonstop7h 30m
London Heathrow
Fri 4/17
3:20 pm-6:45 pm
Nonstop8h 25m
NewarkLondon
EWR - LHR
EWRLHR
Newark
Mon 4/20
8:45 pm-9:20 am
Nonstop7h 35m
London Heathrow
Wed 4/22
5:50 pm-1:05 pm
1 stop24h 15m
NewarkLondon
EWR - LHR
EWRLHR
Newark
Mon 3/30
5:50 pm-5:50 am
Nonstop7h 00m
London Heathrow
Thu 4/30
11:00 am-1:55 pm
Nonstop7h 55m
NewarkLondon
EWR - LHR
EWRLHR
Newark
Sun 4/5
5:50 pm-5:50 am
Nonstop7h 00m
London Heathrow
Wed 6/3
4:35 pm-7:25 pm
Nonstop7h 50m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
To ensure you get the cheapest price possible for a flight from Newark Airport to London Heathrow Airport, you should look to book at least 26 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, November is the cheapest month in which you can book a flight from Newark Airport to London Heathrow Airport (average of $456). Flying from Newark Airport to London Heathrow Airport in June is currently the most expensive (average of $616). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Newark Airport to London Heathrow Airport as you normally would.
About 20% of weekly flights between Newark and London have experienced delays in the past year, with the average delay time being 180 minutes.
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Over the last year, British Airways have had the lowest number of delays on this route, with just 19% of flights being delayed.
Dublin (DUB) – chosen by Cheapflights users on 39% of 1-stop itineraries from Newark Airport to London Heathrow Airport on Cheapflights.
Lisbon (LIS) is the most affordable 1-stop option, with an average round-trip price of $471.
Flights via Dublin (DUB) have the shortest average one-way travel time for 1-stop routes: 9h 44m.
Flights via Dublin (DUB) offer the fastest connection on this route, with an average layover time of 2h 12m.
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BUF - DEN
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BUF - DEN
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Julia,Sep 2025
BUF - DEN
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$129 | Average$494 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$294 | Average$628 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$392 | Average$468 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$438 | Average$584 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$440 | Average$569 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$446 | Average$536 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$455 | Average$629 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$458 | Average$495 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$463 | Average$651 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$486 | Average$886 | FlexibilityNo cancel fee | On-time78% |