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Cheap flights from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport from £311

GLA — IAD
1 Nov — 8 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Glasgow Intl to Dulles Intl

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow Intl to Dulles Intl

Fri 30/1011:35 -
1 stop11h 55m
Fri 6/1119:40 -
1 stop9h 15m
Deal found 2/10£489
Sun 1/1121:00 -
2 stops24h 30m
Mon 16/1118:40 -
2 stops20h 25m
Deal found 28/9£501
Fri 30/1011:35 -
1 stop11h 55m
Sat 7/1119:40 -
1 stop9h 15m
Deal found 30/9£502
Thu 29/1011:55 -
1 stop11h 35m
Thu 5/1119:40 -
1 stop9h 15m
Deal found 1/10£512
Tue 15/1209:30 -
1 stop14h 50m
Tue 12/117:15 -
1 stop11h 15m
Deal found 28/9£526
Tue 8/1208:45 -
1 stop11h 55m
Fri 8/117:50 -
2 stops16h 25m
Deal found 29/9£529
Thu 29/1020:45 -
2 stops27h 35m
Thu 5/1118:40 -
2 stops20h 25m
Deal found 1/10£531
Tue 8/1213:15 -
1 stop11h 05m
Fri 8/118:05 -
1 stop11h 45m
Deal found 29/9£532
Thu 8/1021:25 -
1 stop23h 20m
Tue 13/1017:15 -
1 stop9h 50m
Deal found 27/9£549
Thu 19/1106:00 -
1 stop14h 45m
Mon 23/1118:20 -
2 stops13h 25m
Deal found 28/9£550

Find flight deals from Glasgow Intl to Dulles Intl

Round-trip from

£489

One-way from

£311

Popular in

July

Cheapest in

February

Average price

£600
Icelandair
  • Icelandair
  • 30/10-6/11
  • 2 total stops
  • 21h 10m total
  • Glasgow to Washington, D.C.
Search Deals
20/11-31/12
  • 20/11-31/12
  • 3 total stops
  • 36h 20m total
  • Glasgow to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£48 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowWashington, D.C.

GLA Glasgow Intl - IAD Washington, D.C. Dulles Intl

GLAIAD

Glasgow Intl

Mon 2/11

08:50-14:45

3 stops58h 55m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£327

GlasgowWashington, D.C.

GLA Glasgow Intl - IAD Washington, D.C. Dulles Intl

GLAIAD

Glasgow Intl

Fri 30/10

07:55-15:45

3 stops59h 50m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£330

GlasgowWashington, D.C.

GLA Glasgow Intl - IAD Washington, D.C. Dulles Intl

GLAIAD

Glasgow Intl

Fri 20/11

21:50-15:45

1 stop22h 55m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£391

GlasgowWashington, D.C.

GLA Glasgow Intl - IAD Washington, D.C. Dulles Intl

GLAIAD

Glasgow Intl

Tue 1/12

09:30-19:20

1 stop14h 50m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£393

GlasgowWashington, D.C.

GLA Glasgow Intl - IAD Washington, D.C. Dulles Intl

GLAIAD

Glasgow Intl

Tue 3/11

09:30-18:30

2 stops38h 00m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£412

GlasgowWashington, D.C.

GLA Glasgow Intl - IAD Washington, D.C. Dulles Intl

GLAIAD

Glasgow Intl

Wed 7/10

22:35-19:20

3 stops49h 45m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£422

GlasgowWashington, D.C.

GLA Glasgow Intl - IAD Washington, D.C. Dulles Intl

GLAIAD

Glasgow Intl

Sat 31/10

20:50-16:45

1 stop23h 55m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£422
Fastest return journey

GlasgowWashington, D.C.

GLA Glasgow Intl - IAD Washington, D.C. Dulles Intl

GLAIAD

Glasgow Intl

Wed 4/11

09:50-19:20

1 stop14h 30m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£424

GlasgowWashington, D.C.

GLA Glasgow Intl - IAD Washington, D.C. Dulles Intl

GLAIAD

Glasgow Intl

Sat 10/10

22:00-19:00

3 stops26h 00m

Washington, D.C. Dulles Intl

Wed 31/12

00:00-06:00

Nonstop0h 00m

£525

GlasgowWashington, D.C.

GLA Glasgow Intl - IAD Washington, D.C. Dulles Intl

GLAIAD

Glasgow Intl

Sun 1/11

13:15-19:20

1 stop11h 05m

Washington, D.C. Dulles Intl

Mon 16/11

18:05-10:05

1 stop11h 00m

£554

Flights are sorted by cheapest return flights first.

Deals found on 27/9

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Best time to book a flight from Glasgow Intl to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Glasgow Intl with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport (average of £430). Flying from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £814). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.

Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport flights typically cost between £517 and £641 in October.
The cheapest return price found within the last 5 days was £489 on Icelandair (30 Oct–6 Nov).

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Aer Lingus,Icelandair, andBritish Airways from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.3
Good
1,809 reviews
Check prices

Crew

8.1

Entertainment

7.0

Boarding

7.4

Overall

7.3

Comfort

7.2

Food

6.7

Reviews

1 / 20
10.0
Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight
Aer Lingus
7.3
Good
1,809 reviews
Aer Lingus
7.3
Good
1,809 reviews
Check prices

Crew

8.1

Entertainment

7.0

Boarding

7.4

Overall

7.3

Comfort

7.2

Food

6.7

Reviews

1 / 20
10.0
Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight
Icelandair
6.9
Okay
756 reviews
Aer Lingus
7.3
Good
1,809 reviews
Check prices

Crew

8.1

Entertainment

7.0

Boarding

7.4

Overall

7.3

Comfort

7.2

Food

6.7

Reviews

1 / 20
10.0
Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight
British Airways
6.7
Okay
8,241 reviews
Aer Lingus
7.3
Good
1,809 reviews
Check prices

Crew

8.1

Entertainment

7.0

Boarding

7.4

Overall

7.3

Comfort

7.2

Food

6.7

Reviews

1 / 20
10.0
Excellent

Michael,Sept 2026

DUB - JFK

Food and service was great. Wish the USB on the planes worked so I could charge and use my phone on the flight

Related info for your journey

  • How long is the flight from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport?

    There are many flights that can get you from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport in 11h 05m. Fly via British Airways or Virgin Atlantic to get the fastest option. The distance from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport is about 3426 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport round-trip?

    Cheapflights users have booked flights from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport round-trip from £429. Other airlines that can offer you cheap pricing are British Airways, from £503, and Aer Lingus, from £518. Icelandair is currently priced 34% below the average price you’ll pay for this route.

  • Can I find deals for flights from Glasgow Intl to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Glasgow Intl to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Glasgow Intl to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow Intl to Dulles Intl.

  • Can I find deals for business class flights from Glasgow Intl to Dulles Intl?

    Yes. Cheapflights offers flight deals from Glasgow Intl to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport (average of £430). Flying from Glasgow Intl Airport to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of £814). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Silver Spring
Alexandria
Gaithersburg
Oxon Hill
Hanover
Woodbridge
Glen Burnie
Springfield
Sterling

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Glasgow Intl to Dulles Intl

Glasgow Intl to Reagan-National flights
Glasgow Intl to Baltimore flights

Top 3 airlines flying from Glasgow Intl to Dulles Intl

AirlineCheapestAverageFlexibilityOn-time
IcelandairCheapest£429Average£600FlexibilityNo cancel feeOn-time76%
Search Icelandair flights
British AirwaysCheapest£503Average£641FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Aer LingusCheapest£518Average£702FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

How does Cheapflights help users find flights from Glasgow Intl to Dulles Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Glasgow Intl to Dulles Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Glasgow Intl to Dulles Intl?

Millions of users choose and trust Cheapflights to book the best flight deals from Glasgow Intl to Dulles Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Glasgow Intl to Dulles Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Glasgow Intl to Dulles Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Glasgow Intl to Dulles Intl become cheaper?

Not ready to book yet? You can track prices for flights from Glasgow Intl to Dulles Intl on Cheapflights with our Price Alert feature and get notified when better prices are available.

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