Cheap flights from London Heathrow Airport to District of Columbia from £275
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to District of Columbia departing on 17/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from London Heathrow Airport to District of Columbia
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Austrian Airlines flights from London Heathrow Airport to District of Columbia
Our best Austrian Airlines deals on London Heathrow Airport to District of Columbia flight tickets
British Airways flights from London Heathrow Airport to District of Columbia
Our best British Airways deals on London Heathrow Airport to District of Columbia flight tickets
See travel insights to District of Columbia from
How to get the cheapest flight ticket from London Heathrow Airport to District of Columbia
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
What is the cheapest month to fly to District of Columbia?
The cheapest month to fly to District of Columbia from London Heathrow Airport is in February. Flight prices, which tend to average around £514, are often lower during this time because this is during the off-season. If you are unable to visit District of Columbia during the month of February, then departing from London Heathrow Airport during the month January is also very affordable. Most momondo users find prices during this month for around £530.
What is the cheapest day to depart on your flight to District of Columbia?
Our data shows that Wednesday is the least expensive day to fly to District of Columbia. Tickets to fly out on this day can be as low as £617. Flights from London Heathrow Airport to District of Columbia on a Sunday will generally be more expensive and average around £692. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to District of Columbia?
In the evening is the cheapest time of day to fly from London Heathrow Airport to District of Columbia when you can find flight prices for as low as £510. Flying to District of Columbia in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to District of Columbia is in the afternoon when prices are around £649.
What is the cheapest London Heathrow to District of Columbia flight route?
Fly from London Heathrow to Washington, D.C. Dulles Intl for the best London Heathrow - District of Columbia flight prices
How far in advance should I book a flight to District of Columbia?
You are more likely to see cheaper flights to District of Columbia from London Heathrow Airport when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to District of Columbia for around £611 when searching 14 weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to District of Columbia from London Heathrow Airport for as low as £564 on momondo.
What cabin class options are available on London Heathrow to District of Columbia flights?
There are 4 cabin classes available to choose from on London Heathrow to District of Columbia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from London Heathrow to District of Columbia?
TAP AIR PORTUGAL, Aer Lingus, and Icelandair are the most popular carriers operating from London Heathrow to District of Columbia
Which airlines fly to District of Columbia?
British Airways, Virgin Atlantic and Icelandair are the top three most popular airlines that fly to District of Columbia from London Heathrow Airport according to our data. British Airways is the first choice among our users, with 51% of people opting to fly with this airline when travelling to District of Columbia. Keep in mind that there are 19 different airlines that fly to District of Columbia on a routine basis, so you have a few additional options to choose from.
How many flights depart from London Heathrow Airport to District of Columbia on average per day?
As of June 2025, there are 26 flights per day flying from London Heathrow Airport to District of Columbia. The most common time of day flights depart is 12:00, with 100% of flights taking off in the afternoon.
How many flights depart from London Heathrow Airport to District of Columbia on average per week?
As of June 2025, 186 flights take off from London Heathrow Airport and land in District of Columbia each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.
Cheap London Heathrow Airport to District of Columbia flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to District of Columbia
Best price found | £275 |
|---|---|
Fastest flight time | 8h 05m |
Direct flights | Every day |
Airports in District of Columbia | 2 airports |
When did momondo last update prices for flights from London Heathrow Airport to District of Columbia?
Prices for flights from London Heathrow Airport to District of Columbia are updated daily.
How many operators does momondo search for flights from London Heathrow Airport to District of Columbia?
There are 18 operators available for flights from London Heathrow Airport to District of Columbia as of June 2025.
How old do you have to be to fly from London Heathrow Airport to District of Columbia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London Heathrow Airport to District of Columbia.
What documentation or ID do you need to fly to District of Columbia?
The travel and health documents you'll need for your trip to District of Columbia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at District of Columbia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from London Heathrow Airport to District of Columbia?
momondo data reveals that the most frequently booked plane model on the route from London Heathrow Airport to District of Columbia is Boeing 777, representing 27.82% of all bookings. The subsequent popular models are Airbus A380-800 at 15.96%, Airbus A330-900neo at 9.81%, and Boeing 777-300ER at 9.58%.
Best airlines flying from London Heathrow Airport to District of Columbia
Compare and see reviews for airlines that fly from London Heathrow Airport to District of Columbia with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £186 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom £273 | Free Cancellation | Rating 7.0 102 reviews | |||
| PriceFrom £290 | Free Cancellation | Rating 7.5 1,466 reviews | |||
| PriceFrom £360 | Free Cancellation | Rating 7.0 499 reviews | |||
| PriceFrom £372 | Free Cancellation | Rating 7.1 1,893 reviews | |||
| PriceFrom £375 | Free Cancellation | Rating 7.3 2,923 reviews | |||
| PriceFrom £377 | Free Cancellation | Rating 7.4 355 reviews | |||
| PriceFrom £433 | Free Cancellation | Rating 7.3 1,393 reviews | |||
| PriceFrom £437 | Free Cancellation | Rating 7.6 1,292 reviews | |||
| PriceFrom £450 | Free Cancellation | Rating 6.8 7,152 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from London to District of Columbia?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to District of Columbia. momondo saves you time and could save you money on your trip.
Can I find flights from London to District of Columbia with flexible booking policies on momondo?
All flight searches from London to District of Columbia on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from London to District of Columbia?
Once you have performed a search for London to District of Columbia flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from London to District of Columbia right now. Can momondo alert me if prices change?
If you are simply researching potential flights to District of Columbia, momondo offers a useful price alert feature which will track prices for flights to District of Columbia from London and alert you when they change.