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 $380 One Way, $508 Round Trip

Prices starting at $508 for return flights and $380 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.

Sat, Oct 3 - Mon, Oct 12
IAD
Washington
LHR
London
$508 Roundtrip, found 2 days ago
$508
Roundtrip
found 2 days ago
Select Scandinavian Airlines flight, departing Sat, Oct 3 from Washington to London, returning Mon, Oct 12, priced at $508 found 2 days ago
Sun, Oct 25 - Sun, Nov 8
IAD
Washington
LHR
London
$565 Roundtrip, found 3 days ago
$565
Roundtrip
found 3 days ago
Select Icelandair flight, departing Sun, Oct 25 from Washington to London, returning Sun, Nov 8, priced at $565 found 3 days ago
Tue, Oct 6 - Mon, Oct 12
IAD
Washington
LHR
London
$567 Roundtrip, found 2 days ago
$567
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Tue, Oct 6 from Washington to London, returning Mon, Oct 12, priced at $567 found 2 days ago
Tue, Aug 4 - Tue, Aug 25
IAD
Washington
LHR
London
$570 Roundtrip, found 2 days ago
$570
Roundtrip
found 2 days ago
Select Iberia flight, departing Tue, Aug 4 from Washington to London, returning Tue, Aug 25, priced at $570 found 2 days ago
Tue, Oct 6 - Mon, Oct 12
IAD
Washington
LHR
London
$605 Roundtrip, found 2 days ago
$605
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Tue, Oct 6 from Washington to London, returning Mon, Oct 12, priced at $605 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
$170 nightly
The price is $204 total per night from Mar 24 to Mar 25
$204 total
Mar 24 - Mar 25
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! (5,144 reviews)
Quiet clean

Reviewed on Mar 6, 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
$85 nightly
The price is $102 total per night from Apr 6 to Apr 7
$102 total
Apr 6 - Apr 7
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! (4,950 reviews)
Friendly staff. Great free breakfast.

Reviewed on Mar 8, 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
$61 nightly
The price is $74 total per night from Mar 15 to Mar 16
$74 total
Mar 15 - Mar 16
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! (3,269 reviews)
As a budget hotel would highly recommend it. Rooms are small but an overnight stay is quiet and very comfortable

Reviewed on Mar 6, 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
$175 nightly
The price is $211 total per night from Apr 5 to Apr 6
$211 total
Apr 5 - Apr 6
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! (4,998 reviews)
Excellent one night stay, single room; very clean and well equipped; excellent breakfast - dining room very busy but well managed. Thoroughly recommended.

Reviewed on Mar 7, 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 $166 total per night from Mar 15 to Mar 16
$166 total
Mar 15 - Mar 16
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! (9,491 reviews)
Outstanding customer service

Reviewed on Mar 7, 2026

The Tower Hotel, by Thistle
The Drey

The Drey

2 out of 5
1 Barkston Gardens London England
$111 nightly
The price is $133 total per night from Mar 22 to Mar 23
$133 total
Mar 22 - Mar 23
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 ...
9/10 Wonderful! (119 reviews)
Lovely stay and all conveniences provided for.

Reviewed on Mar 6, 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! (4,273 reviews)
Very handy for Heathrow

Reviewed on Mar 8, 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
$98 nightly
The price is $117 total per night from Apr 3 to Apr 4
$117 total
Apr 3 - Apr 4
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! (2,063 reviews)
Staff were great. The omelette genius at breakfast was incredible and really friendly.

Reviewed on Feb 28, 2026

Hilton Garden Inn London Heathrow Airport
DoubleTree by Hilton London Heathrow Airport

DoubleTree by Hilton London Heathrow Airport

4 out of 5
745 Bath Road Hounslow England
Stay at this hotel in Hounslow. Enjoy free WiFi, breakfast (surcharge), and 24-hour room service. Our guests praise the helpful staff and the clean rooms in ...
8/10 Very Good! (1,000 reviews)
Heathrow T5 was wonderful!

Reviewed on Jan 7, 2025

Get rates
DoubleTree by Hilton 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

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
$106 nightly
The price is $127 total per night from Mar 9 to Mar 10
$127 total
Mar 9 - Mar 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! (2,775 reviews)
Stuff, location. Ropm too small but nice

Reviewed on Mar 6, 2026

Point A Hotel London Kings Cross – St Pancras
Belgrave House Hotel

Belgrave House Hotel

2.5 out of 5
28-32 Belgrave Road London England
Stay at this hotel in London. Enjoy free WiFi, breakfast (surcharge), and daily housekeeping. Popular attractions Buckingham Palace and Big Ben are located ...
7.2/10 Good! (997 reviews)
Very basic room and not very clean but it was what I exspected.

Reviewed on Jan 2, 2019

Get rates
Belgrave House Hotel
Ibis Styles London Heathrow

Ibis Styles London Heathrow

3 out of 5
272 Bath Road, Harlington West Drayton England
$61 nightly
The price is $74 total per night from Mar 15 to Mar 16
$74 total
Mar 15 - Mar 16
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! (3,269 reviews)
As a budget hotel would highly recommend it. Rooms are small but an overnight stay is quiet and very comfortable

Reviewed on Mar 6, 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.

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
$190 nightly
The price is $228 total per night from Mar 22 to Mar 23
$228 total
Mar 22 - Mar 23
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! (5,518 reviews)
Very friendly and helpful staff, spacious room with an amazing view, tasty breakfast.

Reviewed on Mar 7, 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
$179 nightly
The price is $215 total per night from Mar 15 to Mar 16
$215 total
Mar 15 - Mar 16
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! (2,676 reviews)
Very small room, good budget hotel in Central London

Reviewed on Mar 8, 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
$146 nightly
The price is $175 total per night from Mar 15 to Mar 16
$175 total
Mar 15 - Mar 16
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 ...
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