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Amazing Delta LHR to IAD Flight Deals

The cheapest flights to Washington Dulles Intl. found within the past 7 days were $446 round trip and $582 one way. Prices and availability subject to change. Additional terms may apply.



FAQs about Delta Air Lines Flights from LHR to IAD

What terminal is Delta Air Lines at London Heathrow?

Generally, flights set off from terminal 3 at London (LHR-Heathrow) if you've booked a ticket with Delta Air Lines. On your way to Washington, DC (IAD-Washington Dulles Intl.)? Contact your airline (or do some online research) to see which terminal you'll be disembarking at.

Are there Delta Air Lines non-stop flights from LHR to IAD?

If you're looking at flights with Delta Air Lines from London (LHR-Heathrow) to Washington, DC (IAD-Washington Dulles Intl.), you'll have to make at least one stop. While waiting for your connection, use the time to grab a refreshment or check out the airport shops.

How long is a Delta Air Lines flight from LHR to IAD?

Your Delta Air Lines flight from London (LHR-Heathrow) to Washington, DC (IAD-Washington Dulles Intl.) should take approximately 10 hours and 4 minutes, so consider packing some toiletries and an extra set of clothes for the trip. If you want to keep boredom to a minimum, throw a few travel games and books in your carry-on too.

What type of aircraft does Delta Air Lines fly from LHR to IAD?

Booked a ticket with Delta Air Lines? You'll likely be taking a ride aboard the Airbus A330-300 airplane on the LHR to IAD flight path.

How many direct and indirect flights does Delta Air Lines fly from LHR to IAD?

When heading from LHR to IAD, you'll discover approximately 3 Delta Air Lines daily flights to choose from.

If I am not able to travel due to COVID-19, can I change my booking to a later date?

For more info about changing your flight to Washington, DC (IAD-Washington Dulles Intl.), please visit our Customer Service Portal.

What is the best day to buy a plane ticket?

This just in! Airfares offered on Tuesdays tend to be the cheapest, according to flight demand on Travelocity in 2019. Wednesday and Friday prices are also good, but you may want to prepare your budget if booking on a Monday, as data shows the start of the week is when prices are generally at their highest.

What are the cheapest days to fly?

Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2019, flights departing on a Tuesday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.

How far in advance can you book a flight?

Trying to figure out how early you should book your flight? It's possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2019 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 1-2 weeks prior to their travel dates.

How can I save money on airline tickets?

We'll let you in on a secret...You can save big on flights if you mix and match your airlines and fare types. In fact, travelers who booked flights on Travelocity in 2019 saved nearly 50% when their return flights consisted of two different airlines or fare types.

*According to flight demand on Travelocity.com from January to December 2019. Savings are subject to change based on departure location, date and destination.

*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.