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Find cheap American Airlines flights to London Heathrow Airport

RDU — LHR
Aug 26 — Sep 21
Wed 8/26
Wed 9/2
1 adult, Economy
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Find American Airlines flight deals to London Heathrow Airport

Cheapest American Airlines flights from USA to Heathrow
Explore the most affordable American Airlines flight options available from USA to Heathrow. Find the lowest fares with prices last updated on July 27, 2026.

This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:10 pm
JFK
-
LHR
Nonstop7h 15m
American Airlines
Fri 9/47:50 am
LHR
-
JFK
1 stop12h 05m
American Airlines
Deal found 7/22$781
This American Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/208:55 pm
JFK
-
LHR
Nonstop7h 15m
American Airlines
Thu 8/278:55 am
LHR
-
JFK
1 stop12h 15m
American Airlines
Deal found 7/26$797
This American Airlines deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:25 am
BOS
-
LHR
Nonstop6h 30m
American Airlines
Thu 9/38:10 pm
LHR
-
BOS
Nonstop7h 25m
American Airlines
Deal found 7/22$800

Flights to London Heathrow Airport with American Airlines at a glance

Find detailed information about American Airlines flights from USA to Heathrow. Explore the options provided by American Airlines to plan your journey from USA to Heathrow. Data last updated July 27, 2026.

Popular in

June

Cheapest in

February

Average price

$867

Round-trip from

$778

One-way from

$284

Good one-way deal

$1,054 or less
Highest demand for flights to London Heathrow Airport with American Airlines; 24% potential price increase.
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Best time to find cheap flights to London Heathrow Airport with American Airlines; 5% potential price drop.
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Average price for flights to London Heathrow Airport with American Airlines (round-trip).
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American Airlines
  • American Airlines
  • 8/19-8/27
  • 1 total stop
  • 19h 25m total
  • USA to London
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American Airlines
  • American Airlines
  • 9/5
  • Nonstop
  • 7h 00m total
  • USA to London
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Price to beat on a one-way flight from the United States to London Heathrow Airport with American Airlines.
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Cheapflights Insights

Find cheap American Airlines flights to London Heathrow Airport

How long is the flight to London Heathrow Airport with American Airlines?

On average, American Airlines flights from the United States to London Heathrow Airport take 7 hours 2 minutes. Flights to London Heathrow Airport from other popular cities in the United States will vary in length. Below are a few examples of popular routes and their flight times.

American Airlines weekly flight availability to London Heathrow Airport

The most flights to London Heathrow Airport operated by American Airlines are scheduled on a Saturday (79 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (74 on average).

When is the best time to book a flight to London Heathrow Airport with American Airlines?

The best time to book a flight to London Heathrow Airport with American Airlines is 27 days before departure. On average, fares are higher if you book 2 days before departure.

When is the cheapest time to fly to London Heathrow Airport with American Airlines?

Users looking for the cheapest American Airlines fares to London Heathrow Airport should consider flying on Sunday mornings, when prices are typically cheapest. Budget-minded travellers will want to avoid Saturday evenings, when prices are usually at their highest.

FAQs about flights to London Heathrow Airport with American Airlines

  • Which airport do American Airlines flights arrive at when travelling to London Heathrow Airport?

    American Airlines flights on this route tend to land at London Heathrow Airport.

  • Is American Airlines the cheapest airline for a flight to London Heathrow Airport?

    Flight prices will depend on many factors like date, time and cabin class so it is worth comparing flights before booking. Based on Cheapflights data the cheapest average return price for flights to London Heathrow Airport tends to be with Spirit Airlines.

  • Are there alternative airlines other than American Airlines that fly to London Heathrow Airport?

    British Airways, United Airlines and Delta all fly to London Heathrow Airport and offer an alternative to American Airlines.

  • How much is a flight to London Heathrow Airport with American Airlines?

    The average price for a return flight with American Airlines is $990; with a one-way flight around $537.

See more FAQs

Reviews of American Airlines

See what Cheapflights users have to say about their American Airlines experience.
American Airlines
7.1
Good
10,000 reviews
Overview

Boarding

7.5

Comfort

7.2

Food

6.4

Crew

7.9

Entertainment

6.8

Popular American Airlines flights

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