United's Polaris Business Class offers lie-flat seats, noise-reducing headphones, and Saks Fifth Avenue bedding.
United's Premium Plus offers bigger seats, extra legroom, and upgraded meals on international flights.

Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $524 (The Travel House) |
One-way from | $410 (Booking.com) |
Popular in | December |
Cheapest in | September |
Average price | $748 |
Good round-trip deal | $829 or less |
Good one-way deal | $540 or less |
Fly from
Fly to
Route
Depart
Return
Price
LondonNewark
LHR - EWR
LHREWR
London Heathrow
Sun 3/8
6:05 pm-2:35 pm
1 stop24h 30m
Newark
Sat 3/14
6:40 pm-12:55 pm
1 stop14h 15m
LondonNewark
LHR - EWR
LHREWR
London Heathrow
Mon 2/2
10:40 am-1:50 pm
Nonstop8h 10m
Newark
Sun 2/8
6:35 pm-6:30 am
Nonstop6h 55m
LondonNewark
LHR - EWR
LHREWR
London Heathrow
Wed 2/11
9:05 pm-1:25 pm
2 stops21h 20m
Newark
Wed 2/25
5:40 pm-12:55 pm
1 stop14h 15m
LondonNewark
LHR - EWR
LHREWR
London Heathrow
Sat 2/7
6:40 am-1:25 pm
1 stop11h 45m
Newark
Thu 2/12
5:40 pm-5:00 pm
1 stop18h 20m
LondonNewark
LHR - EWR
LHREWR
London Heathrow
Tue 1/13
5:30 pm-1:25 pm
1 stop24h 55m
Newark
Tue 1/20
5:30 pm-4:00 pm
1 stop17h 30m
LondonNewark
LHR - EWR
LHREWR
London Heathrow
Tue 3/3
12:05 pm-8:30 pm
1 stop13h 25m
Newark
Wed 3/11
3:00 pm-6:40 am
1 stop11h 40m
LondonNewark
LHR - EWR
LHREWR
London Heathrow
Wed 1/14
12:05 pm-8:30 pm
1 stop13h 25m
Newark
Wed 1/21
10:40 pm-11:05 am
Nonstop7h 25m
LondonNewark
LHR - EWR
LHREWR
London Heathrow
Thu 1/22
5:30 pm-1:35 pm
2 stops25h 05m
Newark
Sat 1/31
6:30 pm-6:50 pm
1 stop19h 20m
LondonNewark
LHR - EWR
LHREWR
London Heathrow
Wed 3/25
12:15 pm-7:25 pm
1 stop11h 10m
Newark
Tue 3/31
8:25 pm-11:55 am
1 stop10h 30m
LondonNewark
LHR - EWR
LHREWR
London Heathrow
Mon 2/9
6:00 am-1:55 pm
1 stop12h 55m
Newark
Mon 2/16
8:25 am-8:35 pm
Nonstop7h 10m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
The best time to book flights from London Heathrow Airport to Newark Airport is 73 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Newark Airport (average of $414). Flying from London Heathrow Airport to Newark Airport in June is currently the most expensive (average of $478). 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.
It’s typically best to fly out from London Heathrow Airport to Newark Airport in the evening. Doing so could potentially save you 22% on the flight price compared to flying at noon, which is usually more expensive.
About 11% of weekly flights between London and Newark have experienced delays in the past year, with the average delay time being 208 minutes.
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
Tuesday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Over the last year, United Airlines have had the lowest number of delays on this route, with just 8% of flights being delayed.
Entertainment
Crew
Overall
Boarding
Food
Comfort
Reviews
Andrew,Sep 2025
FLR - VIE
Entertainment
Crew
Overall
Boarding
Food
Comfort
Reviews
Andrew,Sep 2025
FLR - VIE
Entertainment
Crew
Overall
Boarding
Food
Comfort
Reviews
Andrew,Sep 2025
FLR - VIE
Entertainment
Crew
Overall
Boarding
Food
Comfort
Reviews
Andrew,Sep 2025
FLR - VIE
Entertainment
Crew
Overall
Boarding
Food
Comfort
Reviews
Andrew,Sep 2025
FLR - VIE
Entertainment
Crew
Overall
Boarding
Food
Comfort
Reviews
Andrew,Sep 2025
FLR - VIE
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$400 | Average$603 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$445 | Average$642 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$446 | Average$764 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$473 | Average$676 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$477 | Average$619 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$479 | Average$612 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$481 | Average$609 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$486 | Average$716 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$501 | Average$707 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$509 | Average$617 | FlexibilityNo cancel fee | On-time77% |