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

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Cheap Flights from IAD to LHR starting at $352 One Way, $445 Round Trip

Prices starting at $445 for return flights and $352 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.

Mon, Aug 17 - Mon, Aug 24
IAD
Washington
LHR
London
$445 Roundtrip, found 2 hours ago
$445
Roundtrip
found 2 hours ago
Select Icelandair flight, departing Mon, Aug 17 from Washington to London, returning Mon, Aug 24, priced at $445 found 2 hours ago
Mon, Apr 20 - Wed, Apr 29
IAD
Washington
LHR
London
$469 Roundtrip, just found
$469
Roundtrip
just found
Select TAP Portugal flight, departing Mon, Apr 20 from Washington to London, returning Wed, Apr 29, priced at $469 just found
Sat, Aug 22 - Wed, Sep 2
IAD
Washington
LHR
London
$509 Roundtrip, found 6 days ago
$509
Roundtrip
found 6 days ago
Select Scandinavian Airlines flight, departing Sat, Aug 22 from Washington to London, returning Wed, Sep 2, priced at $509 found 6 days ago
Mon, Aug 10 - Thu, Aug 20
IAD
Washington
LHR
London
$521 Roundtrip, found 5 hours ago
$521
Roundtrip
found 5 hours ago
Select Iberia flight, departing Mon, Aug 10 from Washington to London, returning Thu, Aug 20, priced at $521 found 5 hours ago
Mon, Aug 17 - Mon, Aug 24
IAD
Washington
LHR
London
$525 Roundtrip, found 2 hours ago
$525
Roundtrip
found 2 hours ago
Select Swiss International Air Lines flight, departing Mon, Aug 17 from Washington to London, returning Mon, Aug 24, priced at $525 found 2 hours 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
$171 nightly
The price is $205 total per night from Mar 9 to Mar 10
$205 total
Mar 9 - Mar 10
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 restaurant in our reviews. ...
9/10 Wonderful! (5,119 reviews)
Very helpful staff, comfortable bed, excellent location.

Reviewed on Feb 28, 2026

Hilton Garden Inn London Heathrow Terminal 2 and 3
Holiday Inn Express London Heathrow T4 by IHG

Holiday Inn Express London Heathrow T4 by IHG

3.5 out of 5
Terminal 4, 1 Swindon Road Hounslow England
$80 nightly
The price is $96 total per night from Mar 2 to Mar 3
$96 total
Mar 2 - Mar 3
Total with taxes and fees
Book a stay at this business-friendly hotel in Hounslow. Enjoy free breakfast, free WiFi, and 2 restaurants. Our guests praise the breakfast and the restaurant ...
9/10 Wonderful! (4,916 reviews)
Clean, easy check in and out, good breakkie, easy access to T4 at Heathrow. Just the place if you’re after a good option to stay while transiting !

Reviewed on Feb 28, 2026

Holiday Inn Express London Heathrow T4 by IHG
Ibis Styles London Heathrow

Ibis Styles London Heathrow

3 out of 5
272 Bath Road, Harlington West Drayton England
$62 nightly
The price is $74 total per night from Mar 8 to Mar 9
$74 total
Mar 8 - Mar 9
Total with taxes and fees
Stay at this hotel in West Drayton. Enjoy free WiFi, breakfast (surcharge), and parking (surcharge). Our guests praise the breakfast and the restaurant in our ...
8.4/10 Very Good! (3,256 reviews)
Nice spacious room, great breakfast

Reviewed on Feb 27, 2026

Ibis Styles 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

Strand Palace Hotel

Strand Palace Hotel

4 out of 5
372 The Strand London England
$162 nightly
The price is $195 total per night from Mar 29 to Mar 30
$195 total
Mar 29 - Mar 30
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! (4,956 reviews)
The staff was beyond courteous. The lobby ambience was lively. Nice restaurant and bar well designed tiny single rooms that manage to provide everything you would need.

Reviewed on Feb 27, 2026

Strand Palace Hotel
The Tower Hotel, by Thistle

The Tower Hotel, by Thistle

4 out of 5
St Katharine's Way London England
$139 nightly
The price is $167 total per night from Mar 8 to Mar 9
$167 total
Mar 8 - Mar 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 ...
8.2/10 Very Good! (9,424 reviews)
Great location

Reviewed on Feb 28, 2026

The Tower Hotel, by Thistle
The Drey

The Drey

2 out of 5
1 Barkston Gardens London England
$106 nightly
The price is $127 total per night from Mar 1 to Mar 2
$127 total
Mar 1 - Mar 2
Total with taxes and fees
Stay at this hotel in London. Enjoy free WiFi, a 24-hour front desk, and daily housekeeping. Popular attractions Hyde Park and Marble Arch are located ...
8.8/10 Excellent! (103 reviews)
Loved the customer service as it was exceptional.

Reviewed on Feb 28, 2026

The Drey
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
$94 nightly
The price is $113 total per night from Mar 15 to Mar 16
$113 total
Mar 15 - Mar 16
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! (4,258 reviews)
Best staff best rooms Top service I am happy thanks Hyatt place London Heathrow airport Again thanks

Reviewed on Feb 27, 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
$96 nightly
The price is $115 total per night from Mar 6 to Mar 7
$115 total
Mar 6 - Mar 7
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! (2,059 reviews)
Staff was friendly.

Reviewed on Feb 27, 2026

Hilton Garden Inn London Heathrow Airport
Leonardo London Heathrow Airport

Leonardo London Heathrow Airport

4 out of 5
Bath Road West Drayton England
$81 nightly
The price is $97 total per night from Mar 12 to Mar 13
$97 total
Mar 12 - Mar 13
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! (5,606 reviews)
Room was spotless, no batteries in tv remote, Bathroom spotless but a tad tired re paintwork Staff- amazing. Friendly, helpful, professional We ate in the bar area. I was heading to the bar to order and was told by the barman (clearing glasses) it was table service. So I sat and waited, and waited ...

Reviewed on Feb 28, 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
$47 nightly
The price is $56 total per night from Mar 15 to Mar 16
$56 total
Mar 15 - Mar 16
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 ...
7.4/10 Good! (1,002 reviews)
Lovely clean and spacious room and very helpful and friendly staff.

Reviewed on Feb 25, 2026

ibis budget London Hounslow
Point A Hotel London Kings Cross – St Pancras

Point A Hotel London Kings Cross – St Pancras

2.5 out of 5
324 Gray's Inn Road London England
$91 nightly
The price is $109 total per night from Mar 1 to Mar 2
$109 total
Mar 1 - Mar 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 ...
8.4/10 Very Good! (2,752 reviews)
I had a great stay at Point A in Kings Cross! This is my second time here and have already booked another stay for later in the year! Would recommend this hotel to anyone!

Reviewed on Feb 27, 2026

Point A Hotel London Kings Cross – St Pancras
ibis London Heathrow Airport

ibis London Heathrow Airport

3 out of 5
112 Bath Road Hayes England
$56 nightly
The price is $68 total per night from Mar 16 to Mar 17
$68 total
Mar 16 - Mar 17
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 ...
8/10 Very Good! (3,115 reviews)
Check in was good even if the lady charged too much and had to refund me . It was done with a smile and a chat great customer service. Food here is nothing to write home about it’s plain even boring. Had chicken it was so tough I was afraid I’d break the knife. Pudding was nice. Room clean and qui ...

Reviewed on Feb 27, 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
$174 nightly
The price is $209 total per night from Mar 29 to Mar 30
$209 total
Mar 29 - Mar 30
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! (5,487 reviews)
Great staff, and beautiful and spacious rooms

Reviewed on Feb 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
$180 nightly
The price is $216 total per night from Mar 8 to Mar 9
$216 total
Mar 8 - Mar 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 breakfast and ...
9.2/10 Wonderful! (2,654 reviews)
excellent hotel

Reviewed on Feb 26, 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
$111 nightly
The price is $134 total per night from Mar 1 to Mar 2
$134 total
Mar 1 - Mar 2
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)
Everything was up to the usual standard with one exception no cookies offered on arrival.

Reviewed on Jan 29, 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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