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Find cheap Air France flights to Washington

CMH — SEA
28 Aug — 4 Sep1
1 adult
1 adult, Economy, 0 bags

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Cheapest Air France flights from United Kingdom to Washington
Explore the most affordable Air France flight options available from United Kingdom to Washington. Find the lowest fares with prices last updated on 29 July 2026.

Fri 28/811:40
LHR
-
SEA
Nonstop10h 20m
Air France
Sat 12/917:30
SEA
-
LHR
Nonstop9h 50m
Air France
Deal found 28/7£525
Sat 29/811:40
LHR
-
SEA
Nonstop10h 20m
Air France
Sun 13/921:50
SEA
-
LHR
Nonstop9h 45m
Air France
Deal found 26/7£562
Thu 27/817:45
LHR
-
SEA
Nonstop10h 18m
Air France
Mon 7/917:30
SEA
-
LHR
Nonstop9h 50m
Air France
Deal found 25/7£563

Flights to Washington with Air France at a glance

Find detailed information about Air France flights from United Kingdom to Washington. Explore the options provided by Air France to plan your journey from United Kingdom to Washington. Data last updated 29 July 2026.

Popular in

July

Cheapest in

February

Average price

£595

Return from

£524

One-way from

£647
Highest demand for flights to Washington with Air France; 8% potential price increase.
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Best time to find cheap flights to Washington with Air France; 1% potential price drop.
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Average price for flights to Washington with Air France (return).
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Air France
  • Air France
  • 11/12-5/1
  • 1 total stop
  • 26h 53m total
  • United Kingdom to Washington
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Air France
  • Air France
  • 7/9
  • Nonstop
  • 10h 25m total
  • United Kingdom to Washington
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Cheapflights Insights

Find cheap Air France flights to Washington

How long is the flight to Washington with Air France?

On average, Air France flights from the United Kingdom to Washington take 11 hours 55 minutes. Flights to Washington from other popular cities in the United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Air France weekly flight availability to Washington

The most flights to Washington operated by Air France are scheduled on a Friday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

When is the best time to book a flight to Washington with Air France?

The best time to book a flight to Washington with Air France is 50 days before departure. On average, fares are higher if you book 13 days before departure.

FAQs for Air France flights to Washington

  • Is Air France the cheapest airline for a flight to Washington?

    According to our data Air Canada offers the lowest average return price for flights to Washington, although the fare you pay will vary depending on your time and date of travel. Use Cheapflights to compare your options before booking your flight.

  • Do other airlines fly to Washington?

    Airlines such as Virgin Atlantic, British Airways and Icelandair also operate flights to Washington. Check Cheapflights to compare fares from Air France and these other carriers.

  • What is the average cost of a flight to Washington with Air France?

    A typical Air France flight to Washington averages around £696 for a return and £652 for a one-way ticket.

Reviews from Air France flights to Washington

See what other users thought of their Air France experience.
Air France
7.5
Good
1,629 reviews
Check prices
Overview

Comfort

7.4

Crew

8.2

Boarding

7.5

Entertainment

7.0

Food

7.0

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