£368 Cheap Flights from Washington Dulles (IAD) to Glasgow Intl (GLA)

Q: How much are return flights from Washington Dulles to Glasgow Intl?

The best price we found for a return flight from Washington Dulles to Glasgow Intl is £368. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Q: Which airlines fly direct from Washington Dulles to Glasgow Intl?

Currently, there are no airlines that fly direct from Washington Dulles to Glasgow Intl. But we found flights with one or more stops from £368.

Q: How many flights are there a week from Washington Dulles to Glasgow Intl?

As of May 2025, there are no flights flying from Washington Dulles to Glasgow Intl.

Q: When is the cheapest time to fly from Washington Dulles to Glasgow Intl?

The cheapest month to fly from Washington Dulles to Glasgow Intl is usually May 2025.

Q: Which upcoming date is cheapest to fly from Washington Dulles Airport to Glasgow Intl Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Dulles Airport to Glasgow Intl Airport on Saturday, 4 October 2025 .

Q: Can I get a direct flight from Washington Dulles Airport to Glasgow Intl Airport?

No airlines currently offer direct flights between Washington Dulles Airport and Glasgow Intl Airport. Most routes have one or more stops.

Q: How can I find the best flight deal to Glasgow Intl?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Glasgow Intl but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Q: When is the best time to book flights to Glasgow?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Glasgow is around 40 days in advance, so don’t leave your flight to the last minute.

Q: Which is the cheapest airline to fly from Washington Dulles Airport to Glasgow Intl with?

Currently, Icelandair offers the cheapest flight tickets to Glasgow Intl.

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Flight deals from Washington Dulles to Glasgow Intl

Looking for a cheap last-minute deal or the best return flight from Washington Dulles to Glasgow Intl? Find the lowest prices on one-way and return tickets right here.

Glasgow.£368 per passenger.Departing Sat, 4 Oct, returning Tue, 21 Oct.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Sat, 4 Oct, arriving in Glasgow Intl.Inbound indirect flight with Icelandair, departs from Glasgow Intl on Tue, 21 Oct, arriving in Washington Dulles.Price includes taxes and charges.From £368, select.

Glasgow.£376 per passenger.Departing Tue, 17 Feb, returning Tue, 24 Feb.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Tue, 17 Feb, arriving in Glasgow Intl.Inbound indirect flight with Icelandair, departs from Glasgow Intl on Tue, 24 Feb, arriving in Washington Dulles.Price includes taxes and charges.From £376, select.

Glasgow.£390 per passenger.Departing Mon, 3 Nov, returning Mon, 17 Nov.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Mon, 3 Nov, arriving in Glasgow Intl.Inbound indirect flight with Icelandair, departs from Glasgow Intl on Mon, 17 Nov, arriving in Washington Dulles.Price includes taxes and charges.From £390, select.

Glasgow.£390 per passenger.Departing Thu, 30 Oct, returning Tue, 4 Nov.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Thu, 30 Oct, arriving in Glasgow Intl.Inbound indirect flight with Icelandair, departs from Glasgow Intl on Tue, 4 Nov, arriving in Washington Dulles.Price includes taxes and charges.From £390, select.

Glasgow.£396 per passenger.Departing Thu, 11 Sep, returning Mon, 22 Sep.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Thu, 11 Sep, arriving in Glasgow Intl.Inbound indirect flight with Icelandair, departs from Glasgow Intl on Mon, 22 Sep, arriving in Washington Dulles.Price includes taxes and charges.From £396, select.

Glasgow.£402 per passenger.Departing Tue, 19 Aug, returning Thu, 28 Aug.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Tue, 19 Aug, arriving in Glasgow Intl.Inbound indirect flight with Icelandair, departs from Glasgow Intl on Thu, 28 Aug, arriving in Washington Dulles.Price includes taxes and charges.From £402, select.

Glasgow.£407 per passenger.Departing Thu, 5 Mar, returning Mon, 9 Mar.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Thu, 5 Mar, arriving in Glasgow Intl.Inbound indirect flight with Icelandair, departs from Glasgow Intl on Mon, 9 Mar, arriving in Washington Dulles.Price includes taxes and charges.From £407, select.

Glasgow.£411 per passenger.Departing Fri, 29 Aug, returning Tue, 9 Sep.Return flight with Icelandair.Outbound indirect flight with Icelandair, departs from Washington Dulles on Fri, 29 Aug, arriving in Glasgow Intl.Inbound indirect flight with Icelandair, departs from Glasgow Intl on Tue, 9 Sep, arriving in Washington Dulles.Price includes taxes and charges.From £411, select.

The cheapest month to fly from Washington Dulles Airport to Glasgow Intl Airport

We’re always keeping an eye on fares, to help you find the lowest one in seconds. Check out the Washington Dulles Airport to Glasgow Intl Airport flight prices forecast over the next 12 months.

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Cheapest month:October

Most expensive month:June

Washington Dulles to Glasgow Intl: Alternative routes

Compare routes from Washington Dulles to Glasgow below. You may find an airport to fly into that's cheaper, faster, or easier than Glasgow Intl.

Washington D.C. to Glasgow: Flight information

The things to know before you go.

Cheapest flight found	£368
Cheapest month to fly	October

Finding cheap flights from Washington Dulles to Glasgow Intl: Frequently asked questions

How much are return flights from Washington Dulles to Glasgow Intl?

Which airlines fly direct from Washington Dulles to Glasgow Intl?

How many flights are there a week from Washington Dulles to Glasgow Intl?

When is the cheapest time to fly from Washington Dulles to Glasgow Intl?

Which upcoming date is cheapest to fly from Washington Dulles Airport to Glasgow Intl Airport on?

Can I get a direct flight from Washington Dulles Airport to Glasgow Intl Airport?

How can I find the best flight deal to Glasgow Intl?

When is the best time to book flights to Glasgow?

Which is the cheapest airline to fly from Washington Dulles Airport to Glasgow Intl with?

Travelling from Washington Dulles International Airport (IAD) to Glasgow International Airport (GLA): what you need to know

The timezone in Glasgow is UTC+0, which is four hours ahead of Washington DC.
For a stress-free journey, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to board your IAD to GLA flight.
You'll likely experience longer lines in popular months such as April. Arriving up to four hours ahead of an international flight and two hours for a domestic departure is a good idea.
Consider adding a stopover when booking your ticket from Washington Dulles International Airport to Glasgow International Airport. Simply deselect 'Direct flights only' to break up your trip, or even explore someplace new along the way. Check out these options between IAD and GLA:
- Keflavik International Airport
- Dublin Airport
- Pearson International Airport

How to find the cheapest flights from Washington Dulles International Airport (IAD) to Glasgow International Airport (GLA)

The cheapest price we've found for a one-way Washington Dulles International Airport to Glasgow International Airport flight is £153. A round-trip fare is currently £368. Depending on the availability when you book, these fares may change.
Don't wait until the last minute. You're more likely to get cheap tickets from IAD to GLA if you book ahead. Airlines often have some fantastic early bird discounts.
The 'Whole month' search tool shows you the cheapest flights from Washington Dulles International Airport to Glasgow International Airport throughout the month. It's a great way to find a bargain if your trip dates are flexible.
Spend less time searching for cheap flights from IAD to GLA by creating a Price Alert. We'll send you an email or push notification on the app when a new discounted fare appears.
Tailor your trip using filters. Choose your preferred departure and arrival times, total journey duration and airlines. You can also sort the results by 'Fastest,' 'Best' or 'Cheapest' flights from Washington Dulles International Airport to Glasgow International Airport.

Handy information about Washington Dulles International Airport (IAD)

You'll find IAD at 1 Saarinen Circle.
74.39% of flights that take off from Washington Dulles International Airport touch down at their destination on time.
To get to Washington Dulles International Airport from central Washington DC, it takes about 50 minutes if you're travelling by car. This depends on traffic, however. It's approximately 35 miles from the airport to the city centre.
The journey on public transport takes about 3 hours 25 minutes.
Get your break off to a leisurely start by staying near IAD. Whether you're taking an early flight from Washington Dulles International Airport to Glasgow International Airport or just don't want to be rushed, these stays are the answer:

Arriving at Glasgow International Airport (GLA)

Consider booking a hotel close to GLA if you have a late Washington Dulles International Airport to Glasgow International Airport flight. Check in to one of these options and skip the long transfer after landing:
Travel at your own pace with a Glasgow International Airport rental car. Pick up a set of wheels from Green Motion, Drivalia or Alamo and discover more of Glasgow and beyond.
Booking your ride from Glasgow International Airport about three weeks ahead can help you get the best possible rate.

Getting from Glasgow International Airport (GLA) to central Glasgow

From Glasgow International Airport, Glasgow is approximately 9 miles away. It takes around 15 minutes to reach the centre by car.
Getting there by public transport takes around 35 minutes.

When to fly to Glasgow International Airport (GLA)

June is the most popular month for flights from Washington Dulles International Airport to Glasgow International Airport. For a quieter experience, visit Glasgow in April.
Book your flight from Washington Dulles International Airport to Glasgow International Airport for July if you want to explore Glasgow during its warmest month. Expect temperatures of between 9ºC (48ºF) and 20ºC (68ºF).
If you want cooler conditions, look for a cheap ticket from IAD to GLA in January. Average temperatures are between -1ºC (30ºF) and 7ºC (45ºF) then.

Explore more of United Kingdom

You've visited Glasgow, now it's time to discover other parts of United Kingdom. Travel around 250 miles south-east to Birmingham to tick off its popular sights. From Cadbury World to The Library of Birmingham and National Sea Life Centre, you'll have a full itinerary ahead.
Edinburgh is another well-known destination in United Kingdom and is around 40 miles east of Glasgow. No trip is complete without experiencing Edinburgh Castle, Arthur's Seat and National Museum of Scotland.