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Cheap flights from District of Columbia to London Heathrow Airport from £192

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — LHR
27 Dec — 3 Jan1
1 adult

Cheap flight deals from District of Columbia to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from District of Columbia (USDC) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 December 2024.

Round-trip from

£426

One-way from

£192
Icelandair
  • Icelandair
  • 31/1-20/2
  • 2 total stops
  • 36h 55m total
  • District of Columbia to London
Icelandair
  • Icelandair
  • 25/2
  • 1 total stop
  • 10h 10m total
  • District of Columbia to London

Find flight deals from District of Columbia to Heathrow

Cheapest flights from District of Columbia to Heathrow
Explore the most affordable flight options available from District of Columbia to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 December 2024.

Mon 30/1219:40IAD - LHR
1 stop10h 10mIcelandair
Thu 30/112:15LHR - IAD
1 stop11h 10mIcelandair
Deal found 21/12£528
Tue 31/1211:44DCA - LHR
1 stop13h 11mJetBlue
Thu 1/511:55LHR - DCA
1 stop15h 05mJetBlue
Deal found 21/12£536
Mon 30/1217:10IAD - LHR
1 stop17h 50mScandinavian Airlines
Sun 12/117:00LHR - IAD
1 stop27h 40mScandinavian Airlines
Deal found 21/12£578
Tue 31/1222:10IAD - LHR
1 stop29h 20mMultiple Airlines
Thu 1/518:40LHR - IAD
1 stop26h 35mMultiple Airlines
Deal found 21/12£592
Mon 30/1206:38DCA - LHR
1 stop10h 32mBritish Airways
Wed 29/111:00LHR - DCA
1 stop17h 20mBritish Airways
Deal found 20/12£593
Mon 30/1222:15IAD - LHR
Nonstop7h 35mUnited Airlines
Thu 30/107:30LHR - IAD
1 stop13h 20mUnited Airlines
Deal found 21/12£601
Tue 31/1221:55IAD - LHR
Nonstop7h 10mBritish Airways
Thu 1/512:45LHR - IAD
Nonstop8h 05mBritish Airways
Deal found 21/12£604
Tue 31/1221:55IAD - LHR
Nonstop7h 10mFinnair
Thu 1/512:45LHR - IAD
Nonstop8h 05mFinnair
Deal found 21/12£614
Mon 30/1217:50IAD - LHR
1 stop10h 55mLufthansa
Fri 24/107:30LHR - IAD
1 stop13h 20mLufthansa
Deal found 21/12£615
Tue 31/1222:10IAD - LHR
2 stops17h 25mAir Canada
Thu 1/512:40LHR - IAD
2 stops13h 20mAir Canada
Deal found 21/12£619
Sun 29/1218:00IAD - LHR
1 stop19h 40mAustrian Airlines
Fri 10/106:00LHR - IAD
1 stop13h 35mAustrian Airlines
Deal found 21/12£620
Tue 31/1216:00DCA - LHR
1 stop11h 25mUnited Airlines
Thu 9/111:10LHR - DCA
1 stop11h 57mUnited Airlines
Deal found 21/12£620

Find flights from District of Columbia to Heathrow within your budget

Customise your flight search to find flights from District of Columbia to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 December 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Fri 31/1

19:40-10:50

1 stop10h 10m

London Heathrow

Thu 20/2

20:40-18:25

1 stop26h 45m

£426

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Mon 3/3

17:10-18:30

1 stop20h 20m

London Heathrow

Mon 10/3

06:40-16:40

1 stop14h 00m

£427

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Mon 27/1

15:00-05:55

1 stop9h 55m

London Heathrow

Fri 31/1

08:25-16:00

1 stop12h 35m

£458

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Tue 28/1

17:30-21:35

1 stop23h 05m

London Heathrow

Wed 26/2

18:30-15:00

1 stop25h 30m

£469

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Sun 2/2

09:40-07:10

2 stops16h 30m

London Heathrow

Tue 25/2

06:50-15:29

2 stops13h 39m

£493

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Sun 12/1

15:55-11:50

2 stops14h 55m

London Heathrow

Tue 21/1

08:55-16:25

1 stop12h 30m

£495

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Mon 10/3

06:59-07:10

2 stops20h 11m

London Heathrow

Fri 21/3

08:55-21:00

2 stops16h 05m

£498

Washington, D.C.London

DCA - LHR

DCALHR

Washington, D.C. Reagan-National

Tue 14/1

15:59-06:35

1 stop9h 36m

London Heathrow

Tue 21/1

19:50-09:32

1 stop18h 42m

£505

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Wed 2/4

22:40-11:05

Nonstop7h 25m

London Heathrow

Wed 16/4

17:00-20:10

Nonstop8h 10m

£506

Washington, D.C.London

IAD - LHR

IADLHR

Washington, D.C. Dulles Intl

Tue 18/3

15:55-07:10

1 stop11h 15m

London Heathrow

Wed 26/3

06:30-21:23

2 stops18h 53m

£508

Flights are sorted by cheapest return flights first.

Deals found on 20/12

Showing 1-10 of 52 results
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Best time to book a flight from District of Columbia to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from District of Columbia with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from District of Columbia to Heathrow

Get recent, data-driven insights about flights from District of Columbia to Heathrow including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from District of Columbia to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from District of Columbia to London Heathrow Airport (average of £112). Flying from District of Columbia to London Heathrow Airport in July is currently the most expensive (average of £160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DC to LHR?

Find hourly flight availability from District of Columbia to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 December 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to London Heathrow Airport as you normally would.

Weekly flight availability from District of Columbia to London Heathrow Airport

Explore weekly flight availability from District of Columbia to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 December 2024.

The most flights from USDC to LHR are scheduled on a Saturday (27 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (23 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 22 December 2024.
Read through reviews of airlines operating flights from District of Columbia to London, such as Scandinavian Airlines, Air Canada and Virgin Atlantic. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very Good
8,594 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very Good
8,594 reviews
8.0
Very Good
8,594 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.8
Good
1,342 reviews
8.0
Very Good
8,594 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.7
Good
1,283 reviews
8.0
Very Good
8,594 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.6
Good
1,127 reviews
8.0
Very Good
8,594 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

7.6
Good
785 reviews
8.0
Very Good
8,594 reviews

Boarding

8.2

Food

7.3

Entertainment

7.9

Crew

8.6

Comfort

8.0

Overall

8.0

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines to fly from District of Columbia to London Heathrow Airport one-way?

    For one-way options, check prices for Icelandair. According to our data, you can fly for as low as £192. Users have also found prices from £200 and £233 on JetBlue and SWISS, respectively.

  • What are the most reliable airlines from District of Columbia to London Heathrow Airport?

    Before booking your flight to London Heathrow Airport from District of Columbia, check out the most reliable airlines to get you to your destination on time: Virgin Atlantic (86%), Singapore Airlines (86%), Air France( 84%).

  • What are the cheapest flights from District of Columbia to London Heathrow Airport?

    The cheapest flight price from District of Columbia to London Heathrow Airport is £329. On average you can expect to pay £1,259. The most popular route, (Washington, D.C. Dulles Intl - London Heathrow), can usually be booked for £387.

  • Can I find deals for flights from District of Columbia to Heathrow that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Heathrow.

  • Can I find deals for business class flights from District of Columbia to Heathrow?

    Yes. Cheapflights offers flight deals from District of Columbia to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from District of Columbia to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from District of Columbia to London Heathrow Airport (average of £112). Flying from District of Columbia to London Heathrow Airport in July is currently the most expensive (average of £160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for District of Columbia to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 9 airlines flying from District of Columbia to Heathrow

Discover the top 9 airlines that operate flights from District of Columbia to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 December 2024.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£330Average£527FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights
IcelandairCheapest£381Average£588FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£454Average£619FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£464Average£610FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
Air FranceCheapest£468Average£654FlexibilityNo cancel feeOn-time77%
Search Air France flights
United AirlinesCheapest£471Average£756FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
IberiaCheapest£476Average£622FlexibilityNo cancel feeOn-time77%
Search Iberia flights
KLMCheapest£494Average£578FlexibilityNo cancel feeOn-time75%
Search KLM flights
LufthansaCheapest£512Average£683FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from District of Columbia to Heathrow?

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Why should you use Cheapflights to find cheap flight tickets from District of Columbia to Heathrow?

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Can Cheapflights find flights from District of Columbia to Heathrow with no change fees?

Yes, we can. To see specific flights from District of Columbia to Heathrow with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from District of Columbia to Heathrow become cheaper?

Not ready to book yet? You can track prices for flights from District of Columbia to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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