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

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Cheap Flights from IAD to LHR starting at $319 One Way, $495 Round Trip

Prices starting at $495 for return flights and $319 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.

Thu, Dec 10 - Mon, Dec 14
IAD
Washington
LHR
London
$495 Roundtrip, found 2 hours ago
$495
Roundtrip
found 2 hours ago
Select Scandinavian Airlines flight, departing Thu, Dec 10 from Washington to London, returning Mon, Dec 14, priced at $495 found 2 hours ago
Fri, Dec 11 - Tue, Dec 15
IAD
Washington
LHR
London
$641 Roundtrip, just found
$641
Roundtrip
just found
Select TAP Portugal flight, departing Fri, Dec 11 from Washington to London, returning Tue, Dec 15, priced at $641 just found
Mon, Jan 18 - Tue, Jan 19
IAD
Washington
LHR
London
$736 Roundtrip, found 3 days ago
$736
Roundtrip
found 3 days ago
Select United flight, departing Mon, Jan 18 from Washington to London, returning Tue, Jan 19, priced at $736 found 3 days ago
Sun, Mar 28 - Sat, Apr 3
IAD
Washington
LHR
London
$737 Roundtrip, found 1 day ago
$737
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sun, Mar 28 from Washington to London, returning Sat, Apr 3, priced at $737 found 1 day ago
Tue, Mar 23 - Wed, Mar 31
IAD
Washington
LHR
London
$742 Roundtrip, just found
$742
Roundtrip
just found
Select Icelandair flight, departing Tue, Mar 23 from Washington to London, returning Wed, Mar 31, priced at $742 just found

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 Airport Terminal 2, Cessna Rd, Longford Hounslow England
$202 nightly
The price is $242 total per night from Nov 7 to Nov 8
$242 total
Nov 7 - Nov 8
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! (5,377 reviews)
"The staff in the rooftop bar were hard to communicate with and not terribly warm. There was no blow dryer in our bathroom, which these days I consider a basic amenity, particularly because of the high room rate. It was very, very convenient!"

Reviewed on Oct 11, 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
$60 nightly
The price is $71 total per night from Nov 1 to Nov 2
$71 total
Nov 1 - Nov 2
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 ...
Premier Inn Heathrow Airport Terminal 4
Radisson Blu Hotel, London Heathrow

Radisson Blu Hotel, London Heathrow

4 out of 5
140 Bath Road Hayes England
$98 nightly
The price is $118 total per night from Oct 18 to Oct 19
$118 total
Oct 18 - Oct 19
Total with taxes and fees
Book a stay at this business-friendly hotel in Hayes. Enjoy free WiFi, breakfast (surcharge), and 24-hour room service. Our guests praise the breakfast and the ...
8.4/10 Very Good! (3,731 reviews)
"Beautiful hotel with amazing staff. Highly recommend"

Reviewed on Oct 11, 2026

Radisson Blu Hotel, London 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

Zedwell Piccadilly Circus

Zedwell Piccadilly Circus

3 out of 5
Great Windmill Street London England
$125 nightly
The price is $150 total per night from Oct 25 to Oct 26
$150 total
Oct 25 - Oct 26
Total with taxes and fees
Stay at this hotel in London. Enjoy free WiFi, a 24-hour front desk, and premium bedding. Our guests praise the helpful staff and the clean rooms in our reviews. ...
Zedwell Piccadilly Circus
Otherwander Soho Pod Hotel (ADULTS ONLY)

Otherwander Soho Pod Hotel (ADULTS ONLY)

2 out of 5
91-92 Dean Street London England
$58 nightly
The price is $69 total per night from Oct 25 to Oct 26
$69 total
Oct 25 - Oct 26
Total with taxes and fees
Stay at this hotel in London. Enjoy free WiFi, rainfall showerheads, and slippers. Popular attractions Leicester Square and Piccadilly Circus are located ...
8.8/10 Excellent! (663 reviews)
"Great location very helpful staff."

Reviewed on Oct 11, 2026

Otherwander Soho Pod Hotel (ADULTS ONLY)
The Tower Hotel, by Thistle

The Tower Hotel, by Thistle

4 out of 5
St Katharine's Way London England
$149 nightly
The price is $179 total per night from Nov 8 to Nov 9
$179 total
Nov 8 - Nov 9
Total with taxes and fees
Book a stay at this business-friendly hotel in London. Enjoy free WiFi, 2 restaurants, and 2 bars/lounges. Our guests praise the breakfast and the restaurant ...
The Tower Hotel, by Thistle
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
$91 nightly
The price is $109 total per night from Oct 26 to Oct 27
$109 total
Oct 26 - Oct 27
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! (4,336 reviews)
"Good option for overnight stay when flying early or late. Cheap uber to or from terminals best and quickest transport option.good restaurant dining bar if you don’t want leave hotel."

Reviewed on Oct 11, 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
$99 nightly
The price is $119 total per night from Nov 1 to Nov 2
$119 total
Nov 1 - Nov 2
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! (1,893 reviews)
"Great place to stay before early flight"

Reviewed on Oct 11, 2026

Hilton Garden Inn London Heathrow Airport
Leonardo London Heathrow Airport

Leonardo London Heathrow Airport

4 out of 5
Bath Road West Drayton England
$84 nightly
The price is $101 total per night from Nov 1 to Nov 2
$101 total
Nov 1 - Nov 2
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 ...
8.8/10 Excellent! (4,980 reviews)
"Great room,good service at bar.hotel clean and welcoming"

Reviewed on Oct 11, 2026

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
$42 nightly
The price is $51 total per night from Nov 1 to Nov 2
$51 total
Nov 1 - Nov 2
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
$112 nightly
The price is $135 total per night from Nov 1 to Nov 2
$135 total
Nov 1 - Nov 2
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 ...
Point A London Kings Cross - St Pancras
ibis London Heathrow Airport

ibis London Heathrow Airport

3 out of 5
112 Bath Road Hayes England
$61 nightly
The price is $73 total per night from Nov 1 to Nov 2
$73 total
Nov 1 - Nov 2
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 ...
8.2/10 Very Good! (3,157 reviews)
"Ideal location, clean room, lucky to have an airport view to see planes landing. Had the evening meal, mixed grill, decent value for money and the food was excellent. Same for the breakfast. Couldn't fault this hotel."

Reviewed on Oct 11, 2026

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
$237 nightly
The price is $285 total per night from Oct 25 to Oct 26
$285 total
Oct 25 - Oct 26
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! (6,404 reviews)
"Check in was not smooth. Got there 3:35.. check in was at 3:00. They gave us two drink vouchers… said they would text us within 30 min. Forty-minutes later (after 20 hrs of travel) went to front desk to get an update and was brushed off. Then the manager that was helping us acted like we inconvenienced ..."

Reviewed on Oct 11, 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
$204 nightly
The price is $245 total per night from Oct 25 to Oct 26
$245 total
Oct 25 - Oct 26
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! (2,821 reviews)
"Would definitely stay here again. Location was very convenient, staff was very helpful and breakfast was very good."

Reviewed on Oct 10, 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
$159 nightly
The price is $191 total per night from Nov 8 to Nov 9
$191 total
Nov 8 - Nov 9
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! (1,008 reviews)
"Excelente y muy bien ubicado"

Reviewed on Oct 11, 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.

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