How often are flights from the United States to London delayed?

Historically, on average around 20% of flights between United States and London have experienced a delay on any given week. The average delay length over the past 12 months has been 43 minutes.

Which airline has the best punctuality record on the United States to London flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 50% of their flights experiencing any sort of delay.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

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

The flight from United States to London Stansted Airport depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Boston (a popular airport in United States) to London Heathrow Airport (the most popular airport in London Stansted Airport), then the flight time is 6h 30m on average. If you fly from New York (another popular airport in United States) to London Heathrow Airport, then the average flight time is 6h 50m.

What is the most punctual flight time for the United States to London flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

When did momondo last update prices for flights from United States to London Stansted Airport?

Prices for flights from United States to London Stansted Airport are refreshed on a daily basis.

How many operators does momondo search for flights from United States to London Stansted Airport?

As of December 2025, there is 1 operator available to choose from for flights from United States to London Stansted Airport.

How old do you have to be to fly from United States to London Stansted Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to London Stansted Airport.

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

The necessary travel and health documents for your London Stansted Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$198 Cheap Flights from United States to London Stansted Airport in 2025/26

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11:55 pm - 8:00 pm

EWR

STN

15h 05m2 stops

7:40 am - 10:10 pm

STN

EWR

19h 30m2 stops

$492Multiple Airlines

Mon, Jan 19 - Thu, Jan 29

2:20 pm - 9:50 am

EWR

STN

14h 30m2 stops

9:45 pm - 7:05 pm

STN

EWR

26h 20m2 stops

$493Multiple Airlines

Tue, Feb 10 - Wed, Feb 11

3:30 pm - 9:20 pm

EWR

STN

25h 50m3 stops

9:45 pm - 6:08 pm

STN

EWR

24h 23m2 stops

$494Multiple Airlines

Mon, Mar 9 - Sun, Mar 15

5:40 pm - 8:35 pm

EWR

STN

21h 55m2 stops

5:55 am - 10:00 pm

STN

EWR

21h 05m3 stops

$495Multiple Airlines

Fri, Jan 16 - Sun, Jan 18

7:35 pm - 1:20 pm

EWR

STN

12h 45m2 stops

8:30 am - 6:25 pm

STN

EWR

14h 55m2 stops

$497Multiple Airlines

Thu, Jan 15 - Wed, Jan 21

7:35 pm - 11:05 pm

EWR

STN

22h 30m2 stops

6:30 am - 6:25 pm

STN

EWR

16h 55m2 stops

$498Multiple Airlines

Sat, Jan 17 - Wed, Jan 21

5:40 pm - 12:10 pm

EWR

STN

13h 30m1 stop

9:05 am - 10:10 pm

STN

EWR

18h 05m1 stop

$499Multiple Airlines

Mon, Jan 26 - Mon, Feb 2

7:35 pm - 2:20 pm

EWR

STN

13h 45m2 stops

8:30 am - 6:25 pm

STN

EWR

14h 55m2 stops

$500Multiple Airlines

Tue, Jan 13 - Sat, Jan 17

9:00 pm - 2:50 pm

JFK

STN

12h 50m1 stop

1:30 pm - 7:29 pm

STN

JFK

10h 59m1 stop

$501Multiple Airlines

Fri, Jan 30 - Fri, Feb 6

6:30 pm - 10:40 pm

EWR

STN

23h 10m2 stops

7:30 am - 1:25 pm

STN

EWR

34h 55m3 stops

$501Multiple Airlines

Mon, Feb 2 - Fri, Feb 6

Turkish Airlines flights from United States to London Stansted Airport

Our best Turkish Airlines deals on United States to London Stansted Airport flight tickets

Turkish Airlines

Mar 18

ORD12:50 pmChicago O'Hare Intl

22h 30m

1 stop

STN4:20 pmLondon Stansted

Mar 24

STN5:20 pmLondon Stansted

22h 45m

1 stop

ORD11:05 amChicago O'Hare Intl

$620

Find similar

Turkish Airlines

Apr 15

ORD7:50 pmChicago O'Hare Intl

20h 20m

1 stop

STN10:10 pmLondon Stansted

May 12

STN6:15 amLondon Stansted

18h 00m

1 stop

ORD6:15 pmChicago O'Hare Intl

$636

Find similar

Turkish Airlines

Mar 18

ORD12:50 pmChicago O'Hare Intl

22h 30m

1 stop

STN4:20 pmLondon Stansted

Mar 24

STN5:20 pmLondon Stansted

31h 05m

1 stop

ORD7:25 pmChicago O'Hare Intl

$639

Find similar

Royal Air Maroc flights from United States to London Stansted Airport

Our best Royal Air Maroc deals on United States to London Stansted Airport flight tickets

Royal Air Maroc

Jan 11

MIA9:20 pmMiami

28h 00m

1 stop

STN6:20 amLondon Stansted

Jan 18

STN7:20 amLondon Stansted

17h 00m

1 stop

MIA7:20 pmMiami

$694

Find similar

Royal Air Maroc

Dec 26

MIA9:20 pmMiami

28h 00m

1 stop

STN6:20 amLondon Stansted

Jan 11

STN7:20 amLondon Stansted

17h 00m

1 stop

MIA7:20 pmMiami

$1,390

Find similar

Royal Air Maroc

Dec 26

MIA9:20 pmMiami

28h 00m

1 stop

STN6:20 amLondon Stansted

Dec 31

STN7:20 amLondon Stansted

17h 00m

1 stop

MIA7:20 pmMiami

$1,642

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from the United States to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NewarkLondon

EWR - STN

EWRSTN

Newark

Mon 1/19

11:55 pm-8:00 pm

2 stops15h 05m

London Stansted

Thu 1/29

7:40 am-10:10 pm

2 stops19h 30m

$492

NewarkLondon

EWR - STN

EWRSTN

Newark

Tue 2/10

2:20 pm-9:50 am

2 stops14h 30m

London Stansted

Wed 2/11

9:45 pm-7:05 pm

2 stops26h 20m

$493

NewarkLondon

EWR - STN

EWRSTN

Newark

Mon 3/9

3:30 pm-9:20 pm

3 stops25h 50m

London Stansted

Sun 3/15

9:45 pm-6:08 pm

2 stops24h 23m

$494

NewarkLondon

EWR - STN

EWRSTN

Newark

Fri 1/16

5:40 pm-8:35 pm

2 stops21h 55m

London Stansted

Sun 1/18

5:55 am-10:00 pm

3 stops21h 05m

$495

NewarkLondon

EWR - STN

EWRSTN

Newark

Thu 1/15

7:35 pm-1:20 pm

2 stops12h 45m

London Stansted

Wed 1/21

8:30 am-6:25 pm

2 stops14h 55m

$497

NewarkLondon

EWR - STN

EWRSTN

Newark

Sat 1/17

7:35 pm-11:05 pm

2 stops22h 30m

London Stansted

Wed 1/21

6:30 am-6:25 pm

2 stops16h 55m

$498

NewarkLondon

EWR - STN

EWRSTN

Newark

Mon 1/26

5:40 pm-12:10 pm

1 stop13h 30m

London Stansted

Mon 2/2

9:05 am-10:10 pm

1 stop18h 05m

$499

NewarkLondon

EWR - STN

EWRSTN

Newark

Tue 1/13

7:35 pm-2:20 pm

2 stops13h 45m

London Stansted

Sat 1/17

8:30 am-6:25 pm

2 stops14h 55m

$500

New YorkLondon

JFK - STN

JFKSTN

New York John F Kennedy Intl

Fri 1/30

9:00 pm-2:50 pm

1 stop12h 50m

London Stansted

Fri 2/6

1:30 pm-7:29 pm

1 stop10h 59m

$501

NewarkLondon

EWR - STN

EWRSTN

Newark

Mon 2/2

6:30 pm-10:40 pm

2 stops23h 10m

London Stansted

Fri 2/6

7:30 am-1:25 pm

3 stops34h 55m

$501

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from United States to London Stansted 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

Prices

Delays

Other information

What is the cheapest day to depart on your flight to London Stansted Airport?

The cheapest day to depart on your flight to London Stansted Airport is on a Tuesday when prices can be found for as low as $410. This is often the case because there is less demand to fly during this day of the week. On the other hand, Wednesday is the most expensive day to depart from United States because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $836.

What is the cheapest time of day to depart on your flight to London Stansted Airport?

Our most recent data shows that the best time of day to fly to London Stansted Airport is in the afternoon. Flights from United States to London Stansted Airport during this time can be as low as $503. In contrast, the most expensive time of day to depart to London Stansted Airport is in the morning when prices are around $656.

Cheap United States to London Stansted Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to London Stansted Airport

Fastest flight time	8h 45m
Direct flights	None

The fastest flight from United States to London Stansted Airport takes 8h 45m

There are no direct flights from United States to London Stansted Airport. There are no popular flight routes from United States to London Stansted Airport.

Search flight deals

When did momondo last update prices for flights from United States to London Stansted Airport?
Prices for flights from United States to London Stansted Airport are refreshed on a daily basis.
How many operators does momondo search for flights from United States to London Stansted Airport?
As of December 2025, there is 1 operator available to choose from for flights from United States to London Stansted Airport.
How old do you have to be to fly from United States to London Stansted Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United States to London Stansted Airport.
What documentation or ID do you need to fly to London Stansted Airport?
The necessary travel and health documents for your London Stansted Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United States to London Stansted Airport

Compare and see reviews for airlines that fly from United States to London Stansted Airport with momondo

Airline	Rating	Free Cancellation	Price
PLAY	PriceFrom $382	Free Cancellation	Rating 7.0 103 reviews		Search PLAY flights

Gatwick

Hounslow

Milton Keynes

Dover

Luton

Slough

Guildford

Hayes

Dartford

Crawley

Brentwood

Wembley

Watford

Ilford

Cobham

Folkestone

Romford

Richmond

Uxbridge

Stansted

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United States to London. Millions of users trust and use momondo every year so you are in good hands.

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

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

How can momondo help me find flights from United States to London?

momondo provides multiple filters to help you find the best flight to London from United States. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of United States to London flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your London Stansted 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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Cheap flights from the United States to London from $198

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to London departing on 3/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Find the cheapest flights from the United States to London

Recent round-trip flight deals from the United States to London

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Turkish Airlines flights from United States to London Stansted Airport

Our best Turkish Airlines deals on United States to London Stansted Airport flight tickets

Royal Air Maroc flights from United States to London Stansted Airport

Our best Royal Air Maroc deals on United States to London Stansted Airport flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from the United States to London Stansted Airport that are best for you.

See travel insights to London from

How to get the cheapest flight ticket from United States to London Stansted Airport

What is the cheapest day to depart on your flight to London Stansted Airport?

What is the cheapest time of day to depart on your flight to London Stansted Airport?

How often are flights from the United States to London delayed?

Historically, on average around 20% of flights between United States and London have experienced a delay on any given week. The average delay length over the past 12 months has been 43 minutes.

What is the most punctual flight time for the United States to London flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights in the morning have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Monday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on the United States to London flights?

According to our data, United Airlines have had the least number of delays on this route over the last 12 months; with about 50% of their flights experiencing any sort of delay.

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

Cheap United States to London Stansted Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to London Stansted Airport

Fastest flight time

Direct flights

When did momondo last update prices for flights from United States to London Stansted Airport?

How many operators does momondo search for flights from United States to London Stansted Airport?

How old do you have to be to fly from United States to London Stansted Airport?

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

Best airlines flying from United States to London Stansted Airport

Compare and see reviews for airlines that fly from United States to London Stansted Airport with momondo

Traveling to a place near London?

Why use momondo?

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

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

How can momondo help me find flights from United States to London?

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

An easier way to manage your London Stansted 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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