British Airways flights from Washington, D.C. Dulles Intl Airport to London Heathrow Airport (IAD - LHR)

IAD — LHR
abr. 23 — abr. 301

Cheapflights users flying from Washington, D.C. to London on British Airways typically fly into London Heathrow and depart from Washington, D.C. Dulles Intl. Select your dates above for pricing.

British Airways flights from Dulles Intl to Heathrow in 2024

Find detailed information about British Airways flights from Dulles Intl to Heathrow. Explore the options provided by British Airways to plan your journey from Dulles Intl to Heathrow. Data last updated abril 18, 2024.

Popular in

June

Cheapest in

February

Average price (all airlines)

$705

One-way from

$424

Round-trip from

$584
Highest demand for flights from Washington, D.C. Dulles Intl to London Heathrow; 21% potential price increase.
Best time to find cheap flights from Washington, D.C. Dulles Intl to London Heathrow; 4% potential price drop.
Average price for all Washington, D.C. Dulles Intl to London Heathrow flights (one-way and round-trip).
Cheapest one-way British Airways flight from Washington, D.C. Dulles Intl to London Heathrow
Cheapest round-trip British Airways flight from Washington, D.C. Dulles Intl to London
  • Can I get a flight from Washington, D.C. Dulles Intl Airport to London Heathrow Airport on British Airways for under $800?

    Cheapflights currently has 12 IAD-LHR flights for under $800. Flights to London Heathrow Airport will vary based on many factors, like date and time. Click here to find the best price for your dates on Cheapflights.

  • How do most travelers feel about British Airways?

    The general consensus from 29 Cheapflights users is that British Airways is a 6.8/10. Select your travel dates above for updated prices on flights from Washington, D.C. Dulles Intl Airport to London Heathrow Airport (IAD-LHR).

Cheapest British Airways flights from Dulles Intl to Heathrow

Discover the cheapest flight options specifically offered by British Airways for travel from Dulles Intl to Heathrow. Compare prices and availability to find the most affordable fares for your desired travel dates. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 3,192,047 searches. The data was last updated on abril 18, 2024.
lun. 4/295:55 pmIAD - LHR
Nonstop7h 20mBritish Airways
mié. 5/155:25 pmLHR - IAD
Nonstop8h 05mBritish Airways
Deal found 4/17$584
mar. 4/3010:45 pmIAD - LHR
Nonstop7h 20mBritish Airways
mar. 5/1412:35 pmLHR - IAD
Nonstop8h 00mBritish Airways
Deal found 4/17$608
mié. 4/2410:45 pmIAD - LHR
Nonstop7h 20mBritish Airways
mar. 5/712:35 pmLHR - IAD
Nonstop8h 00mBritish Airways
Deal found 4/17$609

Direct flights from Dulles Intl to Heathrow on British Airways

Discover the cheapest flight options specifically offered by British Airways for travel from Dulles Intl to Heathrow. Compare prices and availability to find the most affordable fares for your desired travel dates. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 3,192,047 searches. The data was last updated on abril 18, 2024.
mié. 10/95:55 pmIAD - LHR
Nonstop7h 20mBritish Airways
mié. 10/165:25 pmLHR - IAD
Nonstop8h 05mBritish Airways
Deal found 4/17$584
mar. 4/3010:45 pmIAD - LHR
Nonstop7h 20mBritish Airways
mar. 5/1412:35 pmLHR - IAD
Nonstop8h 00mBritish Airways
Deal found 4/17$608
mié. 9/1110:45 pmIAD - LHR
Nonstop7h 20mBritish Airways
mar. 10/2912:15 pmLHR - IAD
Nonstop8h 30mBritish Airways
Deal found 4/16$624

Last minute deals on Cheapflights

Explore last-minute flight deals on British Airways for various destinations, including Dulles Intl to Heathrow. Discover attractive deals on flights departing soon. Keep an eye on the latest last-minute deals to find great opportunities for spontaneous travel. Please note that prices are subject to change and availability may vary. Data last updated abril 18, 2024 and based on user searches. In the last 7 days, Cheapflights users made a total of 3,192,047 searches.
mié. 4/2410:45 pmIAD - LHR
Nonstop7h 20mBritish Airways
mar. 4/305:25 pmLHR - IAD
Nonstop8h 05mBritish Airways
Deal found 4/17$584
mié. 4/2410:45 pmIAD - LHR
Nonstop7h 20mBritish Airways
mar. 5/712:35 pmLHR - IAD
Nonstop8h 00mBritish Airways
Deal found 4/17$609
dom. 4/2810:50 pmIAD - LHR
Nonstop7h 20mBritish Airways
sáb. 5/115:25 pmLHR - IAD
Nonstop8h 05mBritish Airways
Deal found 4/18$634

One-way British Airways flights to Heathrow from Dulles Intl

Search for one-way flight options from Dulles Intl to Heathrow specifically provided by British Airways. Find affordable one-way fares from British Airways and compare prices with other airlines. These prices are based on average fares users found. In the last 7 days, Cheapflights users made a total of 3,192,047 searches. The data was last updated on abril 18, 2024.
dom. 4/2810:50 pmIAD - LHR
Nonstop7h 20mBritish Airways
Deal found 4/17$424
dom. 4/218:40 pmIAD - LHR
1 stop13h 15mBritish Airways
Deal found 4/17$427
mié. 4/2410:45 pmIAD - LHR
Nonstop7h 20mBritish Airways
Deal found 4/17$438

Average price of British Airways flights from Dulles Intl to Heathrow

Plan your British Airways flight from Dulles Intl to Heathrow by taking into account the cheapest months to travel. The average price of a one-way British Airways flight from Dulles Intl to Heathrow is currently $430 while a round-trip flight costs $605. Price data was last updated on April 14, 2024.

Currently, the most affordable month to book a British Airways flight from Washington, D.C. Dulles Intl Airport to London Heathrow Airport in November, with an average price of $653. Conversely, traveling with British Airways from Washington, D.C. Dulles Intl Airport to London Heathrow Airport in June will be the most expensive, with an average cost of $1,177. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

January

$676

February

$664

March

$715

April

$705

May

$753

June

$1,177

July

$989

August

$780

September

$749

October

$713

November

$653

December

$673

Temperature and rainfall in Heathrow by month

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

LON

Temperature

39.2 - 62.6 °F

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Dulles Intl to Heathrow on another airline
Consider alternative airlines that service the Heathrow area. Flight routes are based on user searches made on Cheapflights and were last updated on abril 18, 2024.

See what others are saying about British Airways

Read reviews and see what other travelers are saying about their experiences with British Airways. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing British Airways for your next flight. Reviews last updated abril 18, 2024.
British Airways
6.8
Okay
6,935 reviews
Overview

Food

6.4

Boarding

7.0

Crew

7.7

Entertainment

6.5

Comfort

6.8
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.