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Cheap Flights from IAD to LHR

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Amazing IAD to LHR Flight Deals

The cheapest flights to Heathrow found within the past 7 days were $414. Prices and availability subject to change. Additional terms may apply.

Sat, Jan 25 - Wed, Jan 29

Washington (IAD)

to

London (LHR)

$414

roundtrip

found 2 hours ago

Open IAD to LHR flights search result page
Mon, Mar 23 - Sun, Apr 19

Washington (IAD)

to

London (LHR)

$414

roundtrip

found 5 days ago

Open IAD to LHR flights search result page
Thu, Apr 23 - Thu, Apr 30

Washington (IAD)

to

London (LHR)

$419

roundtrip

found 4 days ago

Open IAD to LHR flights search result page
Tue, Apr 28 - Sun, May 3

Washington (IAD)

to

London (LHR)

$451

roundtrip

found 4 days ago

Open IAD to LHR flights search result page
Wed, Mar 4 - Tue, Mar 10

Washington (IAD)

to

London (LHR)

$504

roundtrip

just found

Open IAD to LHR flights search result page
Thu, Oct 15 - Sat, Oct 24

Washington (IAD)

to

London (LHR)

$506

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Wed, Sep 23 - Thu, Oct 1

Washington (IAD)

to

London (LHR)

$507

roundtrip

found 1 day ago

Open IAD to LHR flights search result page
Mon, Oct 19 - Sat, Oct 24

Washington (IAD)

to

London (LHR)

$507

roundtrip

found 1 day ago

Open IAD to LHR flights search result page
Mon, Apr 20 - Tue, Apr 28

Washington (IAD)

to

London (LHR)

$509

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Thu, Sep 3 - Sat, Sep 12

Washington (IAD)

to

London (LHR)

$509

roundtrip

found 2 hours ago

Open IAD to LHR flights search result page
Mon, Apr 20 - Fri, Apr 24

Washington (IAD)

to

London (LHR)

$510

roundtrip

found 1 day ago

Open IAD to LHR flights search result page
Sun, Apr 19 - Tue, May 5

Washington (IAD)

to

London (LHR)

$511

roundtrip

found 4 hours ago

Open IAD to LHR flights search result page
Wed, Sep 23 - Thu, Oct 1

Washington (IAD)

to

London (LHR)

$513

roundtrip

found 1 day ago

Open IAD to LHR flights search result page
Mon, May 4 - Wed, May 13

Washington (IAD)

to

London (LHR)

$515

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Tue, Sep 1 - Fri, Sep 4

Washington (IAD)

to

London (LHR)

$515

roundtrip

found 3 hours ago

Open IAD to LHR flights search result page
Mon, May 11 - Mon, May 25

Washington (IAD)

to

London (LHR)

$516

roundtrip

found 2 hours ago

Open IAD to LHR flights search result page
Mon, Feb 3 - Mon, Feb 17

Washington (IAD)

to

London (LHR)

$524

roundtrip

just found

Open IAD to LHR flights search result page
Sun, Sep 6 - Fri, Sep 18

Washington (IAD)

to

London (LHR)

$529

roundtrip

found 1 hour ago

Open IAD to LHR flights search result page
Sun, Sep 27 - Sat, Oct 10

Washington (IAD)

to

London (LHR)

$529

roundtrip

found 1 day ago

Open IAD to LHR flights search result page
Tue, Apr 21 - Thu, Apr 30

Washington (IAD)

to

London (LHR)

$531

roundtrip

found 4 hours ago

Open IAD to LHR flights search result page
Sat, Sep 26 - Mon, Oct 5

Washington (IAD)

to

London (LHR)

$535

roundtrip

found 5 hours ago

Open IAD to LHR flights search result page
Fri, Feb 7 - Mon, Feb 10

Washington (IAD)

to

London (LHR)

$553

roundtrip

just found

Open IAD to LHR flights search result page
Wed, Apr 22 - Thu, Apr 30

Washington (IAD)

to

London (LHR)

$556

roundtrip

just found

Open IAD to LHR flights search result page
Wed, Jan 15 - Tue, Mar 10

Washington (IAD)

to

London (LHR)

$557

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Wed, May 20 - Wed, May 27

Washington (IAD)

to

London (LHR)

$561

roundtrip

found 1 hour ago

Open IAD to LHR flights search result page
Wed, Feb 5 - Wed, Feb 12

Washington (IAD)

to

London (LHR)

$563

roundtrip

just found

Open IAD to LHR flights search result page
Sat, Jan 18 - Sun, Jan 19

Washington (IAD)

to

London (LHR)

$565

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Tue, Feb 11 - Tue, Feb 18

Washington (IAD)

to

London (LHR)

$571

roundtrip

found 6 hours ago

Open IAD to LHR flights search result page
Tue, Feb 11 - Tue, Feb 18

Washington (IAD)

to

London (LHR)

$571

roundtrip

found 6 hours ago

Open IAD to LHR flights search result page
Sat, Jan 18 - Sun, Jan 19

Washington (IAD)

to

London (LHR)

$581

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Sun, May 17 - Sun, May 31

Washington (IAD)

to

London (LHR)

$589

roundtrip

found 3 days ago

Open IAD to LHR flights search result page
Wed, Feb 5 - Wed, Feb 12

Washington (IAD)

to

London (LHR)

$590

roundtrip

just found

Open IAD to LHR flights search result page
Tue, Feb 11 - Tue, Feb 18

Washington (IAD)

to

London (LHR)

$595

roundtrip

found 6 hours ago

Open IAD to LHR flights search result page
Wed, Mar 4 - Wed, Mar 11

Washington (IAD)

to

London (LHR)

$599

roundtrip

just found

Open IAD to LHR flights search result page
Tue, Jan 21 - Thu, Jan 30

Washington (IAD)

to

London (LHR)

$601

roundtrip

found 1 day ago

Open IAD to LHR flights search result page
Mon, May 25 - Fri, Jun 5

Washington (IAD)

to

London (LHR)

$626

roundtrip

found 4 hours ago

Open IAD to LHR flights search result page
Wed, Feb 5 - Wed, Feb 12

Washington (IAD)

to

London (LHR)

$681

roundtrip

just found

Open IAD to LHR flights search result page
Wed, Mar 4 - Tue, Mar 10

Washington (IAD)

to

London (LHR)

$809

roundtrip

just found

Open IAD to LHR flights search result page
Mon, Mar 9 - Sun, Mar 22

Washington (IAD)

to

London (LHR)

$955

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Thu, Jun 18 - Tue, Jun 30

Washington (IAD)

to

London (LHR)

$996

roundtrip

just found

Open IAD to LHR flights search result page
Sat, Jan 25 - Wed, Jan 29

Washington (IAD)

to

London (LHR)

$414

roundtrip

found 2 hours ago

Open IAD to LHR flights search result page
Wed, Jan 15 - Tue, Mar 10

Washington (IAD)

to

London (LHR)

$557

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Sat, Jan 18 - Sun, Jan 19

Washington (IAD)

to

London (LHR)

$565

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Sat, Jan 18 - Sun, Jan 19

Washington (IAD)

to

London (LHR)

$581

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Tue, Jan 21 - Thu, Jan 30

Washington (IAD)

to

London (LHR)

$601

roundtrip

found 1 day ago

Open IAD to LHR flights search result page
Mon, Feb 3 - Mon, Feb 17

Washington (IAD)

to

London (LHR)

$524

roundtrip

just found

Open IAD to LHR flights search result page
Fri, Feb 7 - Mon, Feb 10

Washington (IAD)

to

London (LHR)

$553

roundtrip

just found

Open IAD to LHR flights search result page
Wed, Feb 5 - Wed, Feb 12

Washington (IAD)

to

London (LHR)

$563

roundtrip

just found

Open IAD to LHR flights search result page
Tue, Feb 11 - Tue, Feb 18

Washington (IAD)

to

London (LHR)

$571

roundtrip

found 6 hours ago

Open IAD to LHR flights search result page
Tue, Feb 11 - Tue, Feb 18

Washington (IAD)

to

London (LHR)

$571

roundtrip

found 6 hours ago

Open IAD to LHR flights search result page
Wed, Feb 5 - Wed, Feb 12

Washington (IAD)

to

London (LHR)

$590

roundtrip

just found

Open IAD to LHR flights search result page
Tue, Feb 11 - Tue, Feb 18

Washington (IAD)

to

London (LHR)

$595

roundtrip

found 6 hours ago

Open IAD to LHR flights search result page
Wed, Feb 5 - Wed, Feb 12

Washington (IAD)

to

London (LHR)

$681

roundtrip

just found

Open IAD to LHR flights search result page
Mon, Mar 23 - Sun, Apr 19

Washington (IAD)

to

London (LHR)

$414

roundtrip

found 5 days ago

Open IAD to LHR flights search result page
Wed, Mar 4 - Tue, Mar 10

Washington (IAD)

to

London (LHR)

$504

roundtrip

just found

Open IAD to LHR flights search result page
Wed, Mar 4 - Wed, Mar 11

Washington (IAD)

to

London (LHR)

$599

roundtrip

just found

Open IAD to LHR flights search result page
Wed, Mar 4 - Tue, Mar 10

Washington (IAD)

to

London (LHR)

$809

roundtrip

just found

Open IAD to LHR flights search result page
Mon, Mar 9 - Sun, Mar 22

Washington (IAD)

to

London (LHR)

$955

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Thu, Apr 23 - Thu, Apr 30

Washington (IAD)

to

London (LHR)

$419

roundtrip

found 4 days ago

Open IAD to LHR flights search result page
Tue, Apr 28 - Sun, May 3

Washington (IAD)

to

London (LHR)

$451

roundtrip

found 4 days ago

Open IAD to LHR flights search result page
Mon, Apr 20 - Tue, Apr 28

Washington (IAD)

to

London (LHR)

$509

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Mon, Apr 20 - Fri, Apr 24

Washington (IAD)

to

London (LHR)

$510

roundtrip

found 1 day ago

Open IAD to LHR flights search result page
Sun, Apr 19 - Tue, May 5

Washington (IAD)

to

London (LHR)

$511

roundtrip

found 4 hours ago

Open IAD to LHR flights search result page
Tue, Apr 21 - Thu, Apr 30

Washington (IAD)

to

London (LHR)

$531

roundtrip

found 4 hours ago

Open IAD to LHR flights search result page
Wed, Apr 22 - Thu, Apr 30

Washington (IAD)

to

London (LHR)

$556

roundtrip

just found

Open IAD to LHR flights search result page
Mon, May 4 - Wed, May 13

Washington (IAD)

to

London (LHR)

$515

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Mon, May 11 - Mon, May 25

Washington (IAD)

to

London (LHR)

$516

roundtrip

found 2 hours ago

Open IAD to LHR flights search result page
Wed, May 20 - Wed, May 27

Washington (IAD)

to

London (LHR)

$561

roundtrip

found 1 hour ago

Open IAD to LHR flights search result page
Sun, May 17 - Sun, May 31

Washington (IAD)

to

London (LHR)

$589

roundtrip

found 3 days ago

Open IAD to LHR flights search result page
Mon, May 25 - Fri, Jun 5

Washington (IAD)

to

London (LHR)

$626

roundtrip

found 4 hours ago

Open IAD to LHR flights search result page
Thu, Jun 18 - Tue, Jun 30

Washington (IAD)

to

London (LHR)

$996

roundtrip

just found

Open IAD to LHR flights search result page
Wed, Sep 23 - Thu, Oct 1

Washington (IAD)

to

London (LHR)

$507

roundtrip

found 1 day ago

Open IAD to LHR flights search result page
Thu, Sep 3 - Sat, Sep 12

Washington (IAD)

to

London (LHR)

$509

roundtrip

found 2 hours ago

Open IAD to LHR flights search result page
Wed, Sep 23 - Thu, Oct 1

Washington (IAD)

to

London (LHR)

$513

roundtrip

found 1 day ago

Open IAD to LHR flights search result page
Tue, Sep 1 - Fri, Sep 4

Washington (IAD)

to

London (LHR)

$515

roundtrip

found 3 hours ago

Open IAD to LHR flights search result page
Sun, Sep 6 - Fri, Sep 18

Washington (IAD)

to

London (LHR)

$529

roundtrip

found 1 hour ago

Open IAD to LHR flights search result page
Sun, Sep 27 - Sat, Oct 10

Washington (IAD)

to

London (LHR)

$529

roundtrip

found 1 day ago

Open IAD to LHR flights search result page
Sat, Sep 26 - Mon, Oct 5

Washington (IAD)

to

London (LHR)

$535

roundtrip

found 5 hours ago

Open IAD to LHR flights search result page
Thu, Oct 15 - Sat, Oct 24

Washington (IAD)

to

London (LHR)

$506

roundtrip

found 2 days ago

Open IAD to LHR flights search result page
Mon, Oct 19 - Sat, Oct 24

Washington (IAD)

to

London (LHR)

$507

roundtrip

found 1 day ago

Open IAD to LHR flights search result page

Flight Schedule for IAD to LHR

Carrier Flight Depart IAD Arrive LHR Mon
12/9		 Tue
12/10		 Wed
12/11		 Thu
12/12		 Fri
12/13		 Sat
12/14		 Sun
12/15		 Stops
UA 122 08:20 am 08:50 pm Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
BA 216 06:25 pm 06:30 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
UA 918 06:25 pm 06:40 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
VS 22 06:25 pm 06:40 am Check fare Check fare Check fare - Check fare Check fare Check fare 0 stop(s)
UA 924 09:55 pm 10:15 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)
BA 292 10:35 pm 10:40 am Check fare Check fare Check fare Check fare Check fare Check fare Check fare 0 stop(s)

FAQs about flights from Washington Dulles Intl. Airport (IAD) to Heathrow Airport (LHR)

Are there direct flights from Washington, DC Airport (IAD-Washington Dulles Intl.) to London Heathrow?

Sometimes, travel is all about the journey; other times, the magic is in the destination. If you just want to get to London fast, 3 airlines advertise direct flights from Washington, DC Airport (IAD-Washington Dulles Intl.) to London Airport (LHR-Heathrow), including United Airlines and British Airways.

How long is the flight from Washington, DC Airport (IAD-Washington Dulles Intl.) to London Heathrow?

The journey time between Washington, DC Airport (IAD-Washington Dulles Intl.) and London Airport (LHR-Heathrow) is approximately 11 hours and 37 minutes — long enough to disrupt anyone's body clock. Take note of the time zone differences and be sure to get some sleep on the flight to prevent jet lag.

What is the flight distance from Washington, DC Airport (IAD-Washington Dulles Intl.) to London Heathrow?

You'll have traversed 5,717 miles (9,200 kilometers) by the time you've left the tarmac at Washington, DC Airport (IAD-Washington Dulles Intl.) and landed at London Airport (LHR-Heathrow). Make sure to bring plenty of activities to while away the time — it's going to be a long ride.

What airlines fly direct from Washington, DC Airport (IAD-Washington Dulles Intl.) to London Heathrow?

There are several airlines advertising direct flights between Washington and London. United Airlines (UA) is one of the most reliable. This carrier operates around 112 flights every month. You may want to also browse the deals available through British Airways (BA). This airline operates 42 flights every month on the Washington to London route. Be sure to compare the two to pick up the best fare.

Flying Tips & TricksHow do I find my flight number?
  • Your itinerary contains essential information for your forthcoming trip, including your flight number. Unsure what it looks like? There's an IATA airline code at the start, which is typically one to two letters then a digit. Following that are several other numerals — your flight number.
How early can you check bags for a flight?
  • To have ample time to drop your baggage, clear customs and show up at your boarding gate, head to the airport three hours before an international flight. For a domestic flight, show up around two hours before. Even if you've already chosen your seat and received your boarding pass online, it's worth noting that there are closing times for luggage drop. It's an hour before departure for international flights, and 45 minutes if you're traveling domestically. Of course, times can differ between airlines, so it's wise to check these details ahead of your flight.

Washington Dulles Intl. to Heathrow Flight FAQ

Travel FromWashington Dulles Intl.
Traveling ToHeathrow
Shortest Flight Time7 hours 5 mins
Earliest Departure Time8:20AM EST
Latest Departure Time10:45PM EST
Lowest Flight Price$414

Save on your next flight from IAD to LHR when you book through Travelocity. Need a last-minute flight to London? Travelocity offers discount airfare no matter when you book, even on popular routes such as Washington Dulles Intl. Airport to Heathrow Airport. Whether you need a direct or indirect flight, you can trust Travelocity to provide you with the best prices for IAD to LHR flights.

Top Flights from Washington Dulles Intl.

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Washington to London Carriers and Route Information

Flight path for flights from Washington Dulles International Airport to London Heathrow Airport.


Origin:
IAD - Washington Dulles International Airport
Destination:
LHR - London Heathrow Airport
Distance:
3,687.00 miles

Airline carriers and aircraft used on flights from IAD to LHR


Airline Carrier
Aircraft
Austrian
Airbus A330 all models
Austrian
Boeing 747-400 pax
Austrian
Boeing 777 all pax models
Austrian
Boeing 777-300 pax
Jet Airways (India)
Boeing 737-300 pax
United Airlines
Boeing 737-800 (winglets) pax

Top Airlines Servicing IAD - Washington Dulles Intl. Airport

Below are the most flown air carriers at Washington (IAD) airport. Click to see their most popular routes and look for airfare.

Top Airlines Servicing LHR - Heathrow Airport

Below are the most flown air carriers at London (LHR) airport. Click to see their most popular routes and look for airfare.

Hotels near Heathrow Airport (LHR)

Price for 1 night 2 adults*

Hilton Garden Inn London Heathrow Terminal 2 and 3 $113

Per night/room

Dec 22 - Dec 23

Reviewed on Nov 2, 2019
See details
 
Hilton Garden Inn London Heathrow Terminal 2 and 3

Hilton Garden Inn London Heathrow Terminal 2 and 3

Heathrow T2, Hounslow, England
     
    4.7 of 5
    3.5 out of 5.0 Stars

    The location was a little off the path considering I arrived in Terminal 5 but all other aspects were exemplary...

    Hyatt Place London Heathrow Airport $56

    Per night/room

    Dec 20 - Dec 21

    Reviewed on Sep 15, 2019
    See details
     
    Hyatt Place London Heathrow Airport

    Hyatt Place London Heathrow Airport

    The Grove, Bath Road, West Drayton, England
       
      4.4 of 5
      4.0 out of 5.0 Stars

      everything was fine, food a bit pricey,service very good.

      Holiday Inn Express London Heathrow T4 $70

      Per night/room

      Jan 1 - Jan 2

      Reviewed on Nov 20, 2019
      See details
       
      Holiday Inn Express London Heathrow T4

      Holiday Inn Express London Heathrow T4

      Terminal 4, 1 Swindon Road, London Heather, Hounslow, England
         
        4.7 of 5
        3.5 out of 5.0 Stars

        We had an Accessible room and it had plenty of space for wheelchair movement, but it would have been nice to have a separate chair in the room.

        Leonardo London Heathrow Airport $45

        Per night/room

        Dec 22 - Dec 23

        Reviewed on Dec 7, 2019
        See details
         
        Leonardo London Heathrow Airport

        Leonardo London Heathrow Airport

        Bath Road, West Drayton, England
           
          4.2 of 5
          4.0 out of 5.0 Stars

          We like it because its clean and staff are nice... very close to the airport.

          See all 6,420 Properties in Heathrow
          *Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.