One passenger pays between $481.72 and $492.12, every fee included, depending on the operator and the way you travel. Services cover 6,076 km and are run by 4 operators across 1 mode.
What one seat costs
The spread between the cheapest and dearest typical fare on this corridor, across 4 operators and 1 way of making the journey. The operator sets the price on the day.
Typical fares · Priced for October 26, 2026
$481.72 to $492.12
- 183%Moves across the booking window
183%Fares by date
What this journey usually costs, by departure date. It shows which days run dearer.
Typical fares
- about $1,096.02Wed7
- about $1,194.93Thu8
- about $1,110.99Fri9
- about $926.83Sat10
- about $833.12Sun11
- about $719.89Mon12
- about $719.24Tue13
- about $615.12Wed14
- about $775.85Thu15
- about $710.12Fri16
- about $738.10Sat17
- about $671.73Sun18
- about $581.93Mon19
- about $571.52Tue20
- about $507.74Wed21
- about $636.59Thu22
- about $596.24Fri23
- about $608.61Sat24
- about $568.91Sun25
- about $481.72Mon26
- about $485.61Tue27
Based on what this route has cost recently. The live fare is confirmed when you book.
The flight gets you into Washington D.C.. These two partners take it from there, and the bed is theirs to book.
A room in Washington D.C. for the night the flight gets in
Sort by distance from Washington Union Station and you can see which places are ten minutes on foot and which are not.
Search Washington D.C. on Booking.comOr compare on Expedia
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When to book London to Washington D.C.
The same search run across the whole booking window, so the shape of the curve is visible rather than described.
- $391.9190 days
- $584.5360 days
- $481.0645 days
- $525.3130 days
- $485.6121 days
- $571.5214 days
- $719.247 days
- $1,110.993 days
- $1,096.021 days
- Cheapest lead time
- Fares bottom out around 90 days ahead, at $391.91.
- How much it moves
- The gap between the cheapest and most expensive lead time is 183 percent. The most expensive point is $1,110.99, 3 days out.
- What that means
- Today sits inside the cheap window, which closes about 90 days before departure. Waiting from here has usually cost money on this corridor rather than saved it.
Book now Fares on this route are lowest around 90 days ahead. You are inside that window.
This corridor, specifically
Facts that apply to London to Washington D.C. and to no other route on the site.
Clocks
5 hours behind on arrival. You land earlier than the journey suggests.
The shape of it
6,076 km
5,899 km as the crow flies, 3% further by the route services take. The bearing runs west.
Who lives at each end
8,961,989 → 689,545
Population at the departure city and at the arrival city, which is usually what decides how often anything runs.
The route
What the journey looks like
Direct or connecting, how far the route really runs, and what happens when a connection is missed.
- How far it really runs
- The route covers 6,076 km against 5,899 km in a straight line, a detour of 3 percent. Track and road geometry account for the difference.
Who runs this route
The flight gets in hours before any room is ready. Holding a bag is not what we sell.
Baggage storage near Washington Union Station
Most of the points near Washington Union Station open before the first train and close after the last one.
Check Washington D.C. on StasherOr try Bounce
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Questions about London to Washington D.C.
The questions people actually ask about this trip, answered from the same prices and times the page above is built on rather than written once and left to go stale.
How long does it take to get from London to Washington D.C.?
London to Washington D.C. covers 6,076 km. Each operator's own departure and arrival times for the date you pick are in the search at the top of this page, beside the total price.
How much does it cost to travel from London to Washington D.C.?
The cheapest fare from London to Washington D.C. is $481.72, as of October 6, 2026. A typical fare across the next three weeks is $818.80. Both figures are the total for one passenger, including taxes, supplier fees and our service fee, so nothing is added at checkout.
What is the cheapest way to get from London to Washington D.C.?
The cheapest way from London to Washington D.C. is by flight, at $481.72 for one passenger on October 26, 2026. The comparison table on this page shows what each mode costs side by side.
When should I book London to Washington D.C.?
Fares from London to Washington D.C. bottom out around 90 days before departure, at $391.91. Across the whole booking window the gap between the cheapest and the most expensive lead time is 183 percent, measured on October 6, 2026. Booking inside the last week has consistently cost more on this corridor.
Which day of the week is cheapest for London to Washington D.C.?
Tuesday is the cheapest day to depart from London to Washington D.C., at $571.52. That is the median of 21 priced departure days across the next three weeks, as of October 6, 2026. Shifting a departure by one day is usually worth more than shifting the booking by one week.
Which month is cheapest for London to Washington D.C.?
February is the cheapest of the next 6 months to travel from London to Washington D.C., at $406.23 for one passenger. Each month is priced on its fifteenth, so the comparison is like for like rather than a mix of weekends and midweek departures.
Who runs service from London to Washington D.C.?
4 operators sell services from London to Washington D.C. across 1 mode: British Airways, Finnair, United Airlines, Virgin Atlantic Airways. Journey times, fares and fare conditions differ between them, and the operator table on this page compares all of them on speed, flexibility and what is provided on board.
Is there a direct service from London to Washington D.C.?
Every service we sell from London to Washington D.C. is direct. No connection is needed, so there is no missed connection risk to plan around on this corridor.
Which station or terminal do services from London to Washington D.C. use?
Services from London to Washington D.C. by flight leave from London Heathrow Airport LHR and arrive at Washington Dulles International Airport IAD. Allow about 3h 10m in total for reaching the departure terminal and leaving the arrival one, which is already included in every door to door time on this page.
Can I change or refund a ticket from London to Washington D.C.?
0 of the 4 operators we sell from London to Washington D.C. allow a change or a refund. A change on a changeable fare costs $5.51. The operator table on this page names which is which, and the condition is shown again before you pay.
Where these numbers come from
Places, coordinates, operators, which operator serves which pair, and every distance on this page are real and come from open data. Where a corridor has a filed timetable the departure times are real too, and ferry fares are the prices the operators publish themselves.
Observed service A carrier record names this operator on this pair, carried through unchanged.
Prices come from the supplier wherever we hold a live quote. Elsewhere we show an indicative price built from the real distance, the real operator and a fare curve over lead time, day of the week and season. Those are labeled Estimated fare and cannot be booked.
Defined in full at Door to door, Fares, The booking window, Carbon, Distances
Being on the water gives Washington D.C. a set of days out that do not start at a station.
Day trips out of Washington D.C. and across United States
Day trips that leave Washington D.C. in the morning and cover a good part of United States by evening.
See Washington D.C. on GetYourGuideOr browse Viator
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The two ends, compared
London reaches 359 places in 71 countries on services we hold, over distances from 34 to 14,479 km. Washington D.C. reaches 68 places in 22 countries, from 46 to 14,155 km.
Other ways to make this journey
Leaving London
- 359Places you can leave for
- 71Countries
- 152Operators
71
152Arriving in Washington D.C.
Leaving Washington D.C.
- 68Places you can leave for
- 22Countries
- 45Operators