Cheap Flights from Glasgow (GLA) to Washington (IAD)

View AU$2,306 flight on Tue, 2 Sep. 2025Opens in a new window

Popular airlines from Glasgow International Airport (GLA) to Washington Dulles International Airport (IAD)

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Cheap Flights from Glasgow (GLA) to Washington (IAD)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Flight from Glasgow to Washington route information
Origin airport
Glasgow Intl.
Destination airport
Washington Dulles Intl.
Distance
5485 km

Your quick guide to flights from Glasgow to Washington

Pick up great flights from Glasgow to Washington

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Glasgow to Washington. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Glasgow to Washington that take around hours.

Find cheap flights from Glasgow to Washington

From the great flight deals with prices currently ranging from to , you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Glasgow to Washington around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Washington is normally in .

Reasons to book your flight from Glasgow to Washington with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Glasgow to Washington across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Washington right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from GLA to Dulles Intl. Airport?
If you're travelling between Glasgow Airport and Dulles Intl. Airport, round-trip journeys start from . This price is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't delay. Book today and save yourself money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Glasgow Intl. Airport (GLA) to Dulles Intl. Airport?
Most flights can be cancelled online, but each airline has different terms and conditions. If you do decide to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from GLA to IAD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Glasgow Intl. Airport (GLA) to Dulles Intl. Airport flights, you'll see a "no change fees" filter for you to select.
How many hours is the flight from Glasgow Intl. Airport (GLA) to Dulles Intl. Airport?
Averaging 11 hours and 51 minutes, the flight from Glasgow Intl. Airport (GLA) to IAD is a lengthy one. To make your journey more relaxing, remember to pack a good travel pillow and some noise-cancelling earplugs.
How far is the flight from Glasgow Airport to Washington Dulles Intl. Airport (IAD)?
The distance is around 5 500 kilometres, so fill your carry-on bag with all you need to make the long journey comfortable. Not sure what to take on board your Paisley to Chantilly flight? A travel pillow, earplugs and a sleep mask are a few essentials.
Which airlines fly direct from Glasgow Airport to IAD?
Right now, no airlines offer direct flights from Glasgow Intl. Airport (GLA) to IAD. You'll have to book a flight with at least one stop. To get the best connections and price, lock in your airfare well ahead of time.
Are Glasgow Intl. Airport (GLA) to Dulles Intl. Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Glasgow Intl. Airport (GLA) to Dulles Intl. Airport last minute could be your ticket to an awesome deal. However, it might cost you a whole lot more! If you'd rather play it safe, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back frequently as deals are updated all the time on Expedia.

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