Cheap flights from IAD to LHR (Washington Dulles Intl. to Heathrow)

Earn rewards on top of your airline miles with Orbitz Rewards

Many airlines offer flexible change policies

Sign up to receive text alerts about your trip

Cheap Flights from IAD to LHR starting at $292 One Way, $612 Round Trip

Prices starting at $612 for return flights and $292 for one-way flights to Heathrow were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Nov 29 - Thu, Dec 3
IAD
Washington
LHR
London
$612 Roundtrip, found 1 day ago
$612
Roundtrip
found 1 day ago
Select ITA Airways flight, departing Sun, Nov 29 from Washington to London, returning Thu, Dec 3, priced at $612 found 1 day ago
Wed, Aug 5 - Tue, Aug 25
IAD
Washington
LHR
London
$641 Roundtrip, found 4 hours ago
$641
Roundtrip
found 4 hours ago
Select Icelandair flight, departing Wed, Aug 5 from Washington to London, returning Tue, Aug 25, priced at $641 found 4 hours ago
Fri, Oct 9 - Mon, Oct 12
IAD
Washington
LHR
London
$644 Roundtrip, just found
$644
Roundtrip
just found
Select TAP Portugal flight, departing Fri, Oct 9 from Washington to London, returning Mon, Oct 12, priced at $644 just found
Wed, Mar 17 - Sun, Mar 28
IAD
Washington
LHR
London
$690 Roundtrip, found 6 hours ago
$690
Roundtrip
found 6 hours ago
Select British Airways flight, departing Wed, Mar 17 from Washington to London, returning Sun, Mar 28, priced at $690 found 6 hours ago
Wed, Jun 9 - Mon, Jun 21
IAD
Washington
LHR
London
$741 Roundtrip, found 2 days ago
$741
Roundtrip
found 2 days ago
Select Royal Air Maroc flight, departing Wed, Jun 9 from Washington to London, returning Mon, Jun 21, priced at $741 found 2 days ago

Hotel Ideas near Heathrow

Airport Hotels near Heathrow

Hilton Garden Inn London Heathrow Terminal 2 and 3

Hilton Garden Inn London Heathrow Terminal 2 and 3

3.5 out of 5
Heathrow T2 Hounslow England
$187 nightly
The price is $225 total per night from Aug 4 to Aug 5
$225 total
Aug 4 - Aug 5
Total with taxes and fees
Stay at this hotel in Hounslow. Enjoy free WiFi, 2 bars/lounges, and breakfast (surcharge). Our guests praise the breakfast and the restaurant in our reviews. ...
9/10 Wonderful! (5,340 reviews)
"Close to airport"

Reviewed on Jul 28, 2026

Hilton Garden Inn London Heathrow Terminal 2 and 3
Premier Inn Heathrow Airport Terminal 4

Premier Inn Heathrow Airport Terminal 4

3 out of 5
Terminal 4, Sheffield Road Hounslow England
$57 nightly
The price is $68 total per night from Aug 23 to Aug 24
$68 total
Aug 23 - Aug 24
Total with taxes and fees
Stay at this hotel in Hounslow. Enjoy breakfast (surcharge), parking (surcharge), and a 24-hour front desk. Popular attractions Twickenham Stadium and Thorpe ...
8.6/10 Excellent! (1,609 reviews)
"A very good hotel if you plan to leave from LHR airport the next day. It's a part of airport and have everything you may need for the last night stay."

Reviewed on Jul 28, 2026

Premier Inn Heathrow Airport Terminal 4
Atrium Hotel Heathrow

Atrium Hotel Heathrow

4 out of 5
Great South-West Rd Feltham England
$70 nightly
The price is $84 total per night from Aug 5 to Aug 6
$84 total
Aug 5 - Aug 6
Total with taxes and fees
Book a stay at this business-friendly hotel in Feltham. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the helpful staff and the ...
8.2/10 Very Good! (1,506 reviews)
"Pool and sauna are great. Food is good. Reception staff friendly"

Reviewed on Jul 28, 2026

Atrium Hotel Heathrow
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Hotels In London

Otherwander Soho Pod Hotel

Otherwander Soho Pod Hotel

2 out of 5
91-92 Dean Street London England
$99 nightly
The price is $119 total per night from Aug 2 to Aug 3
$119 total
Aug 2 - Aug 3
Total with taxes and fees
Stay at this hotel in London. Enjoy free WiFi, rainfall showerheads, and climate control. Popular attractions Leicester Square and Piccadilly Circus are located ...
Otherwander Soho Pod Hotel
a&o London Docklands Riverside

a&o London Docklands Riverside

3.5 out of 5
265 Rotherhithe Street London England
$87 nightly
The price is $104 total per night from Aug 2 to Aug 3
$104 total
Aug 2 - Aug 3
Total with taxes and fees
Stay at this hotel in London. Enjoy free WiFi, 2 bars/lounges, and breakfast (surcharge). Our guests praise the breakfast and the helpful staff in our reviews. ...
8/10 Very Good! (1,012 reviews)
"Very helpfull staff all the rooms were very clean only thing that was a lillte difficult was that they did not offer any lunch or dinner opptions or ways for you to sort out you own food so u would have to go to other sites or restonts but they do offer a free ferry that is very helpfull"

Reviewed on Jul 27, 2026

a&o London Docklands Riverside
Strand Palace Hotel

Strand Palace Hotel

4 out of 5
372 The Strand London England
$169 nightly
The price is $203 total per night from Aug 2 to Aug 3
$203 total
Aug 2 - Aug 3
Total with taxes and fees
Stay at this hotel in London. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the breakfast and the restaurant in our reviews. Popular ...
9/10 Wonderful! (5,498 reviews)
"It’s a beautiful hotel"

Reviewed on Jul 28, 2026

Strand Palace Hotel
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

London Hotels With Airport Transportation

Hyatt Place London Heathrow Airport

Hyatt Place London Heathrow Airport

4 out of 5
The Grove West Drayton England
$105 nightly
The price is $126 total per night from Aug 27 to Aug 28
$126 total
Aug 27 - Aug 28
Total with taxes and fees
Book a stay at this business-friendly hotel in West Drayton. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the breakfast and the ...
9/10 Wonderful! (4,305 reviews)
"The bed and shower were great. Nice bar on premises. We had a very comfortable stay"

Reviewed on Jul 28, 2026

Hyatt Place London Heathrow Airport
Hilton Garden Inn London Heathrow Airport

Hilton Garden Inn London Heathrow Airport

4 out of 5
Eastern Perimeter Rd Hounslow England
$112 nightly
The price is $134 total per night from Aug 23 to Aug 24
$134 total
Aug 23 - Aug 24
Total with taxes and fees
Stay at this hotel in Hounslow. Enjoy free WiFi, breakfast (surcharge), and room service. Our guests praise the breakfast and the bar in our reviews. Popular ...
8.8/10 Excellent! (1,958 reviews)
"Comfortable hotel conveniently located for an early morning flight from Heathrow. The room was very nice, but due to insufficient ventilation the bathroom ceiling showed signs of mould. The shower screen wasn't watertight at the bottom, resulting in water flooding the floor when showering."

Reviewed on Jul 28, 2026

Hilton Garden Inn London Heathrow Airport
Leonardo London Heathrow Airport

Leonardo London Heathrow Airport

4 out of 5
Bath Road West Drayton England
$110 nightly
The price is $132 total per night from Aug 17 to Aug 18
$132 total
Aug 17 - Aug 18
Total with taxes and fees
Book a stay at this business-friendly hotel in West Drayton. Enjoy free WiFi, breakfast (surcharge), and 24-hour room service. Our guests praise the breakfast ...
Leonardo London Heathrow Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Low Priced London Hotels

ibis budget London Hounslow

ibis budget London Hounslow

3 out of 5
20-28 Staines Road Hounslow England
$49 nightly
The price is $59 total per night from Aug 9 to Aug 10
$59 total
Aug 9 - Aug 10
Total with taxes and fees
Stay at this hotel in Hounslow. Enjoy free WiFi, breakfast (surcharge), and parking (surcharge). Our guests praise the helpful staff and the clean rooms in our ...
ibis budget London Hounslow
Point A London Kings Cross - St Pancras

Point A London Kings Cross - St Pancras

2.5 out of 5
324 Gray's Inn Road London England
$103 nightly
The price is $123 total per night from Aug 9 to Aug 10
$123 total
Aug 9 - Aug 10
Total with taxes and fees
Stay at this hotel in London. Enjoy free WiFi, breakfast (surcharge), and a 24-hour front desk. Our guests praise the breakfast and the helpful staff in our ...
8.4/10 Very Good! (3,298 reviews)
"convenient, clean, didn't stay for breakfast"

Reviewed on Jul 28, 2026

Point A London Kings Cross - St Pancras
ibis London Heathrow Airport

ibis London Heathrow Airport

3 out of 5
112 Bath Road Hayes England
$69 nightly
The price is $82 total per night from Aug 23 to Aug 24
$82 total
Aug 23 - Aug 24
Total with taxes and fees
Book a stay at this business-friendly hotel in Hayes. Enjoy free WiFi, breakfast (surcharge), and parking (surcharge). Our guests praise the breakfast and the ...
ibis London Heathrow Airport
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Family Friendly Hotels in London

Park Plaza London Westminster Bridge

Park Plaza London Westminster Bridge

4 out of 5
200 Westminster Bridge Road London England
$205 nightly
The price is $246 total per night from Aug 23 to Aug 24
$246 total
Aug 23 - Aug 24
Total with taxes and fees
Book a stay at this spa hotel in London. Enjoy a full-service spa, 2 restaurants, and breakfast (surcharge). Our guests praise the helpful staff and the clean ...
9/10 Wonderful! (6,110 reviews)
"Good location and good property"

Reviewed on Jul 28, 2026

Park Plaza London Westminster Bridge
Park Plaza County Hall London

Park Plaza County Hall London

4 out of 5
1 Addington Street London England
$187 nightly
The price is $224 total per night from Aug 26 to Aug 27
$224 total
Aug 26 - Aug 27
Total with taxes and fees
Book a stay at this business-friendly hotel in London. Enjoy free WiFi, breakfast (surcharge), and 24-hour room service. Our guests praise the breakfast and ...
9.2/10 Wonderful! (2,798 reviews)
"Great and central with nice views. Relatively clean considering it’s a busy place."

Reviewed on Jul 28, 2026

Park Plaza County Hall London
DoubleTree by Hilton London Kensington

DoubleTree by Hilton London Kensington

4 out of 5
100 Cromwell Road London England
$178 nightly
The price is $213 total per night from Aug 9 to Aug 10
$213 total
Aug 9 - Aug 10
Total with taxes and fees
Book a stay at this business-friendly hotel in London. Enjoy free WiFi, breakfast (surcharge), and 24-hour room service. Our guests praise the helpful staff ...
8/10 Very Good! (1,001 reviews)
"A great hotel in a very convenient location. The room was very clean, comfortable and spacious. All of the staff were excellent."

Reviewed on Jul 26, 2026

DoubleTree by Hilton London Kensington
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

IAD to LHR Route Info

Origin Airport
Destination Airport
Number Of Airlines Serving
Distance
Shortest Flight Departure Time
Shortest Flight Departure Date
IAD Address & GPS
Address:
1 Saarinen Circle
Dulles VA, 20166
United States
IATA Code:
IAD
Longitude:
-77.447735
Latitude:
38.95315
Time Zone:
America/New_York
LHR Address & GPS
Address:
London EN,
United Kingdom
IATA Code:
LHR
Longitude:
-0.453566
Latitude:
51.469603
Time Zone:
Europe/London

Frequently asked questions

Are there non-stop flights from Washington Dulles Intl. Airport (IAD) to Heathrow Airport?
Get ready to buckle up and a trouble-free, nonstop flight aboard one of the 3 airlines that fly direct from IAD to LHR. We've put together a list of reliable carriers you might want to book with:

  • British Airways
  • United Airlines
  • Virgin Atlantic

What is the shortest flight from IAD to London Heathrow?
Grab the opportunity to sit back and relax on the flight from Washington to London. The quickest flight time from Washington Dulles Intl. Airport (IAD) to LHR is 7 hours and 10 minutes, which gives you more than enough time to enjoy a drink or get absorbed in a good book.
How many hours flight from IAD to Heathrow Airport (LHR)?
From IAD to LHR, you'll be in your seat for around 7 hours and 17 minutes. Sit back, order a glass of Champagne and take out your noise-canceling headphones. It's time to rewatch your favorite TV shows.
What airlines have the most flights from IAD to London Heathrow?
Try Virgin Atlantic (VS). It's one of several airlines offering flights from Washington Dulles Intl. Airport (IAD) to LHR. It's also a favorite with passengers and has 26 services on this route every month. Also check out the great airfares from British Airways (BA). Offering 60 flights each month between Washington and London, they make the journey just as good as the destination.

Map To Nearby Hotels

Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.

More to Explore