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

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Cheap Flights from IAD to LHR starting at $294 One Way, $578 Round Trip

Prices starting at $578 for return flights and $294 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.

Fri, Oct 9 - Sat, Oct 17
IAD
Washington
LHR
London
$578 Roundtrip, found 1 day ago
$578
Roundtrip
found 1 day ago
Select Icelandair flight, departing Fri, Oct 9 from Washington to London, returning Sat, Oct 17, priced at $578 found 1 day ago
Mon, Nov 9 - Mon, Nov 30
IAD
Washington
LHR
London
$647 Roundtrip, just found
$647
Roundtrip
just found
Select TAP Portugal flight, departing Mon, Nov 9 from Washington to London, returning Mon, Nov 30, priced at $647 just found
Fri, Oct 9 - Sat, Oct 17
IAD
Washington
LHR
London
$699 Roundtrip, found 1 day ago
$699
Roundtrip
found 1 day ago
Select Scandinavian Airlines flight, departing Fri, Oct 9 from Washington to London, returning Sat, Oct 17, priced at $699 found 1 day ago
Wed, Aug 12 - Tue, Aug 18
IAD
Washington
LHR
London
$735 Roundtrip, found 1 day ago
$735
Roundtrip
found 1 day ago
Select Brussels Airlines flight, departing Wed, Aug 12 from Washington to London, returning Tue, Aug 18, priced at $735 found 1 day ago
Fri, Oct 23 - Tue, Oct 27
IAD
Washington
LHR
London
$740 Roundtrip, found 2 hours ago
$740
Roundtrip
found 2 hours ago
Select Iberia flight, departing Fri, Oct 23 from Washington to London, returning Tue, Oct 27, priced at $740 found 2 hours ago

Hotel Ideas near Heathrow

Airport Hotels near Heathrow

Radisson Blu Hotel, London Heathrow

Radisson Blu Hotel, London Heathrow

4 out of 5
140 Bath Road Hayes England
$132 nightly
The price is $159 total per night from Jul 3 to Jul 4
$159 total
Jul 3 - Jul 4
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! (3,352 reviews)
"This is a traditional hotel. Room is spacious and fully equipped. We stayed right across from the ballroom which had a big birthday party going. While we were walking through the hallway, you could hear the music and noise there but surprisingly to find that it was so quiet when the room door is ..."

Reviewed on Jun 4, 2026

Radisson Blu Hotel, London 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
$258 nightly
The price is $310 total per night from Jun 23 to Jun 24
$310 total
Jun 23 - Jun 24
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! (5,305 reviews)
"Check in and check out were both easy . Very nice room. Bar was very nice."

Reviewed on Jun 3, 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
$128 nightly
The price is $153 total per night from Jul 5 to Jul 6
$153 total
Jul 5 - Jul 6
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! (5,174 reviews)
"Well appointed room. Check in was smooth and staff very helpful and friendly."

Reviewed on Jun 3, 2026

Holiday Inn Express London Heathrow T4 by IHG
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
$197 nightly
The price is $237 total per night from Jun 14 to Jun 15
$237 total
Jun 14 - Jun 15
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! (5,221 reviews)
"Stay away! King room was booked"

Reviewed on Jun 3, 2026

Strand Palace Hotel
Radisson Blu Hotel, London Heathrow

Radisson Blu Hotel, London Heathrow

4 out of 5
140 Bath Road Hayes England
$132 nightly
The price is $159 total per night from Jul 3 to Jul 4
$159 total
Jul 3 - Jul 4
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! (3,352 reviews)
"This is a traditional hotel. Room is spacious and fully equipped. We stayed right across from the ballroom which had a big birthday party going. While we were walking through the hallway, you could hear the music and noise there but surprisingly to find that it was so quiet when the room door is ..."

Reviewed on Jun 4, 2026

Radisson Blu Hotel, London Heathrow
The Tower Hotel, by Thistle

The Tower Hotel, by Thistle

4 out of 5
St Katharine's Way London England
$136 nightly
The price is $163 total per night from Jun 14 to Jun 15
$163 total
Jun 14 - Jun 15
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 ...
8.4/10 Very Good! (10,145 reviews)
"You can’t beat the location. It’s right by The Tower of London and Tower Bridge. It’s also very convenient to Tower Hill tube stop. We prepaid for the breakfast and it was filling and fast, as well as amazing. The concierge desk, particularly David, was a huge help on the trip. They held our luggage ..."

Reviewed on Jun 3, 2026

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
$119 nightly
The price is $143 total per night from Jun 7 to Jun 8
$143 total
Jun 7 - Jun 8
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! (4,286 reviews)
"Breakfast was fresh and delicious."

Reviewed on Jun 3, 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
$123 nightly
The price is $147 total per night from Jun 7 to Jun 8
$147 total
Jun 7 - Jun 8
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! (2,023 reviews)
"so clean, lovely room and staff,"

Reviewed on Jun 2, 2026

Hilton Garden Inn London Heathrow Airport
Leonardo London Heathrow Airport

Leonardo London Heathrow Airport

4 out of 5
Bath Road West Drayton England
$121 nightly
The price is $145 total per night from Jun 8 to Jun 9
$145 total
Jun 8 - Jun 9
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! (5,361 reviews)
"Excellent breakfast. Otherwise, restaurant too expensive. Pub upvthe street is a much better option."

Reviewed on Jun 3, 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 Jun 21 to Jun 22
$56 total
Jun 21 - Jun 22
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! (1,000 reviews)
"We never stayed after seeing room most unacceptable room I have ever been in"

Reviewed on May 27, 2026

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 $124 total per night from Jun 7 to Jun 8
$124 total
Jun 7 - Jun 8
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! (3,113 reviews)
"Room described as compact/ very small. For a couple with two small suitcases there was not space to open both at once. No electric jug or tea making facilities in room."

Reviewed on Jun 3, 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
$74 nightly
The price is $89 total per night from Jul 5 to Jul 6
$89 total
Jul 5 - Jul 6
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! (3,135 reviews)
"The only down side, the TV was ridiculously too low ! The sub titles far too small did not compensate. EVERYTHING else was perfection and a very pleasant experience."

Reviewed on Jun 2, 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
$230 nightly
The price is $276 total per night from Jun 7 to Jun 8
$276 total
Jun 7 - Jun 8
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! (5,875 reviews)
"Nice location, walk to lots of tourist attractions"

Reviewed on Jun 2, 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
$230 nightly
The price is $276 total per night from Jun 5 to Jun 6
$276 total
Jun 5 - Jun 6
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! (2,747 reviews)
"Stayed here during the recent heatwave in London. Overall the experience was decent and the location is excellent for exploring the city, especially around South Bank and Westminster. We did have to switch rooms because the AC in the original room wasn’t working properly. The staff were helpful with ..."

Reviewed on Jun 3, 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
$161 nightly
The price is $193 total per night from Jun 7 to Jun 8
$193 total
Jun 7 - Jun 8
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! (1,000 reviews)
"Excellent location and really nice hotel. Would stay again."

Reviewed on May 25, 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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