Cheap Flights from Washington to London

Cheapest flights from Washington to London

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Washington to London. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$287

JetBlue Airways

1 layover

10h 25m

11/16/2026

The cheapest one-way flight from Washington to London departs on 11/16/2026, is operated by JetBlue Airways and costs $287

Cheapest round trip flight

$601

United Airlines

3 layovers

2d 17h 29m

01/10/2027

The cheapest roundtrip flight from Washington to London departs on 01/10/2027, is operated by United Airlines and costs $601

The fastest flight

9h 25m

Fastest flight from Washington to London takes 9h 25m

Direct flights

Every day

There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa

Earliest flight

5:45 PM

Latest flight

10:55 PM

Direct flights count

64

Distance

5898km

Timezone difference

5h

The distance between Washington and London is 5898km (3657 miles). There are 64 direct flights from Washington to London. The time difference between Washington and London is 5h. Flights from Washington begin at 5:45 PM. The latest flight from Washington departs at 10:55 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Washington to London by month

The cost of a one-way flight from Washington to London ranges from $293 (October 2026) to $367 (September 2027). On average, the ticket price is about $331–$700.

October 2026

Lowest price

on average:

$293

September 2027

Highest price

on average:

$367

Avg Price

Price dynamics

Tickets from Washington to London cost roughly the same any month. This is convenient: you can plan your trip based on your schedule rather than prices.

Cheaper and more expensive periods

There is a slight difference: it's a bit cheaper in October 2026–November 2026 (averaging $313) and slightly more in November 2026–September 2027 ($350). But overall, the difference is small.

Best time to buy

On this route, you don't need to target specific months — prices are stable. The difference between the cheapest and most expensive period is only 10%. Book whenever it's convenient.

Price predictability

Monthly price variation is just 9.1%. Ticket costs on this route are among the most predictable.

Airlines operating on route

More than 8 airlines operate flights from Washington to London, including British Airways, United Airlines, Virgin Atlantic, JetBlue Airways, Icelandair, ITA Airways, Air Canada, and Aer Lingus. This is a popular route, so passengers can choose tickets based on budget and preferences. Ticket prices start from $287, and our service lets you instantly compare all options. The variety of offers simplifies planning: you can choose budget fares or more comfortable options with baggage included or extra services. We help you find the best deals so your trip is cost-efficient.

starting at $398

starting at $453

starting at $494

starting at $287

starting at $315

starting at $325

starting at $366

starting at $431

Non-stop flights from Washington to London

A non-stop flight is the most convenient and comfortable way to fly from Washington to London, despite the fact that sometimes flights with transfers can cost significantly less.

Washington — London

WAS — LON

09/17/2027

Departure

Direct flight

BA292

starting at $398

Washington — London

WAS — LON

12/01/2026

Departure

Direct flight

UA918

starting at $512

Washington — London

WAS — LON

12/09/2026

Departure

Direct flight

UA918

starting at $530

Washington — London

WAS — LON

10/25/2026

Departure

Direct flight

VS22

starting at $569

Washington — London

WAS — LON

10/23/2026

Departure

Direct flight

UA918

starting at $588

Washington — London

WAS — LON

11/21/2026

Departure

Direct flight

BA292

starting at $1,430

Washington — London

WAS — LON

11/15/2026

Departure

Direct flight

UA918

starting at $453

Washington — London

WAS — LON

11/16/2026

Departure

Direct flight

VS022

starting at $494

Baltimore — London

BWI — LON

10/22/2026

Departure

Direct flight

BA228

starting at $611

Washington — London

WAS — LON

12/27/2026

Departure

Direct flight

BA216

starting at $670

Schedule of direct flights from Washington to London

There are most likely no direct flights on the Washington — London route

Washington airports overview

Ronald Reagan National Airport

•

DCA

5km

Convenient for downtown Washington, D.C. and the National Mall, offering primarily domestic and short-haul flights with direct Metro access and quick transfers across the Potomac.

Washington Dulles International Airport

•

IAD

37km

•

London airports overview

London City Airport

•

LCY

2km

London Gatwick Airport

•

LGW

43km

London Heathrow Airport

•

LHR

36km

Major international hub serving London with extensive long‑haul and short‑haul connections, multiple terminals, and frequent rail and bus links to the city center.

London Luton Airport

•

LTN

51km

London Southend Airport

•

SEN

45km

Serves the eastern Greater London area and Southend-on-Sea, offering domestic and limited international routes with a compact terminal and a dedicated rail link for convenient access to central London.

Stansted Airport

•

STN

45km

Serving London and the East of England about 50 km northeast of central London, it handles primarily low-cost and international flights. Frequent rail and coach links provide direct connections to central London and regional destinations.

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

What is the cheapest price for flights from Washington to London?

The cheapest flight ticket from Washington to London according to data for the last 48 hours costs $287

When is the best time to buy air tickets on the route Washington — London?

Often the best time to buy tickets from Washington to London is 2 months before departure.

When is the cheapest time of year to fly from Washington to London?

Based on statistics over the past years, the lowest prices for flights from Washington to London can be found flying in these months: October, November, September.

How long does it take to fly from Washington to London?

The fastest flights from Washington to London start from 9 hours 25 minutes in the air.

Which airline can fly direct from Washington to London?

The following airlines operate direct flights on the route Washington — London: British Airways, United Airlines, Virgin Atlantic

Special offers and sales on air tickets from Washington to London

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

Washington — London

outubro 24

JetBlue Airways

$307

Alternative routes

Baltimore ➜ London•Charlottesville ➜ London•Hagerstown ➜ London•Lancaster ➜ London•Philadelphia ➜ London•Richmond ➜ London•Washington ➜ Bournemouth•Washington ➜ Brighton•Washington ➜ Cambridge•Washington ➜ Coventry•Washington ➜ Milton Keynes•Washington ➜ Norwich•Washington ➜ Leicester•Washington ➜ Southampton•Washington ➜ Reading•Washington ➜ Swindon

•••••••••••••••••••

Cheapest one way flight

$287

JetBlue Airways

1 layover

10h 25m

11/16/2026

The cheapest one-way flight from Washington to London departs on 11/16/2026, is operated by JetBlue Airways and costs $287

Cheapest round trip flight

$601

United Airlines

3 layovers

2d 17h 29m

01/10/2027

The cheapest roundtrip flight from Washington to London departs on 01/10/2027, is operated by United Airlines and costs $601

The fastest flight

9h 25m

Fastest flight from Washington to London takes 9h 25m

Direct flights

Every day

There are direct flights on this route 7 days a week: Su, Mo, Tu, We, Th, Fr, and Sa

Earliest flight

5:45 PM

Latest flight

10:55 PM

Direct flights count

64

Distance

5898km

Timezone difference

5h

Washington — London

WAS — LON

09/17/2027

Departure

Direct flight

BA292

starting at $398

Washington — London

WAS — LON

12/01/2026

Departure

Direct flight

UA918

starting at $512

Washington — London

WAS — LON

12/09/2026

Departure

Direct flight

UA918

starting at $530

Washington — London

WAS — LON

10/25/2026

Departure

Direct flight

VS22

starting at $569

Washington — London

WAS — LON

10/23/2026

Departure

Direct flight

UA918

starting at $588

Washington — London

WAS — LON

11/21/2026

Departure

Direct flight

BA292

starting at $1,430

Washington — London

WAS — LON

11/15/2026

Departure

Direct flight

UA918

starting at $453

Washington — London

WAS — LON

11/16/2026

Departure

Direct flight

VS022

starting at $494

Baltimore — London

BWI — LON

10/22/2026

Departure

Direct flight

BA228

starting at $611

Washington — London

WAS — LON

12/27/2026

Departure

Direct flight

BA216

starting at $670

Price dynamics

Tickets from Washington to London cost roughly the same any month. This is convenient: you can plan your trip based on your schedule rather than prices.

Cheaper and more expensive periods

There is a slight difference: it's a bit cheaper in October 2026–November 2026 (averaging $313) and slightly more in November 2026–September 2027 ($350). But overall, the difference is small.

Best time to buy

On this route, you don't need to target specific months — prices are stable. The difference between the cheapest and most expensive period is only 10%. Book whenever it's convenient.

Price predictability

Monthly price variation is just 9.1%. Ticket costs on this route are among the most predictable.

What is the cheapest price for flights from Washington to London?

The cheapest flight ticket from Washington to London according to data for the last 48 hours costs $287

When is the best time to buy air tickets on the route Washington — London?

Often the best time to buy tickets from Washington to London is 2 months before departure.

When is the cheapest time of year to fly from Washington to London?

Based on statistics over the past years, the lowest prices for flights from Washington to London can be found flying in these months: October, November, September.

How long does it take to fly from Washington to London?

The fastest flights from Washington to London start from 9 hours 25 minutes in the air.

Which airline can fly direct from Washington to London?

The following airlines operate direct flights on the route Washington — London: British Airways, United Airlines, Virgin Atlantic

Cheap Flights from Washington to London

Compare airlines, prices, and flight durations for your trip

Cheapest flights from Washington to London

Cheapest one way flight

$287

JetBlue Airways

1 layover

10h 25m

11/16/2026

Cheapest round trip flight

$601

United Airlines

3 layovers

2d 17h 29m

01/10/2027

The fastest flight

9h 25m

Direct flights

Every day

Earliest flight

5:45 PM

Latest flight

10:55 PM

Direct flights count

64

Distance

5898km

Timezone difference

5h

Airfare from Washington to London by month

October 2026

on average:

$293

September 2027

on average:

$367

Price dynamics

Cheaper and more expensive periods

Best time to buy

Price predictability

Airlines operating on route

Non-stop flights from Washington to London

Schedule of direct flights from Washington to London

Washington airports overview

Ronald Reagan National Airport

Washington Dulles International Airport

London airports overview

London City Airport

London Gatwick Airport

London Heathrow Airport

London Luton Airport

London Southend Airport

Stansted Airport

Frequently asked questions (FAQ)

Special offers and sales on air tickets from Washington to London

Alternative routes

Cheapest one way flight

$287

JetBlue Airways

1 layover

10h 25m

11/16/2026

Cheapest round trip flight

$601

United Airlines

3 layovers

2d 17h 29m

01/10/2027

The fastest flight

9h 25m

Direct flights

Every day

Earliest flight

5:45 PM

Latest flight

10:55 PM

Direct flights count

64

Distance

5898km