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Cheap flights from Washington, D.C. Dulles Intl Airport to Scotland from £163

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — EDI
19 Aug — 26 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dulles Intl to Scotland

Enter your travel dates to find the best prices.

Cheapest flights from Dulles Intl to Scotland
Explore the most affordable flight options available from Dulles Intl to Scotland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 July 2026.

Fri 23/1020:30
IAD
-
GLA
1 stop11h 55m
Icelandair
Wed 28/1011:35
GLA
-
IAD
1 stop11h 55m
Icelandair
Deal found 15/7£488
Wed 16/909:55
IAD
-
GLA
1 stop18h 45m
Multiple Airlines
Tue 22/920:40
GLA
-
IAD
3 stops28h 45m
Multiple Airlines
Deal found 19/7£494
Mon 30/1119:40
IAD
-
GLA
1 stop9h 15m
Icelandair
Sat 5/1211:55
GLA
-
IAD
1 stop11h 35m
Icelandair
Deal found 16/7£495
Fri 23/1020:30
IAD
-
GLA
1 stop11h 55m
Icelandair
Fri 30/1011:35
GLA
-
IAD
1 stop11h 55m
Icelandair
Deal found 15/7£503
Mon 2/1119:40
IAD
-
GLA
1 stop9h 15m
Icelandair
Sun 8/1111:55
GLA
-
IAD
1 stop11h 35m
Icelandair
Deal found 16/7£508
Tue 18/820:30
IAD
-
GLA
1 stop11h 55m
Multiple Airlines
Tue 25/820:40
GLA
-
IAD
3 stops28h 44m
Multiple Airlines
Deal found 16/7£509
Sun 6/920:30
IAD
-
GLA
1 stop12h 10m
Multiple Airlines
Tue 15/921:20
GLA
-
IAD
2 stops50h 49m
Multiple Airlines
Deal found 17/7£511
Sat 10/1020:30
IAD
-
GLA
1 stop11h 55m
Icelandair
Sun 25/1013:25
GLA
-
IAD
1 stop10h 05m
Icelandair
Deal found 16/7£512
Fri 23/1020:30
IAD
-
GLA
1 stop11h 55m
Icelandair
Thu 29/1011:55
GLA
-
IAD
1 stop11h 35m
Icelandair
Deal found 15/7£514
Tue 6/1020:30
IAD
-
GLA
1 stop11h 55m
Icelandair
Mon 19/1014:20
GLA
-
IAD
1 stop10h 00m
Icelandair
Deal found 16/7£515
Thu 5/1119:40
IAD
-
GLA
1 stop9h 15m
Icelandair
Sun 8/1111:55
GLA
-
IAD
1 stop11h 35m
Icelandair
Deal found 16/7£520
Tue 1/923:20
IAD
-
EDI
2 stops17h 25m
Multiple Airlines
Tue 8/906:10
EDI
-
IAD
2 stops19h 25m
Multiple Airlines
Deal found 18/7£590

Find flight deals from Dulles Intl to Scotland

Keep the following information in mind while searching for Dulles Intl to Scotland flight deals. Data was last updated 20 July 2026.

Round-trip from

£488

One-way from

£163

Popular in

June

Cheapest in

October

Average price

£873
Icelandair
  • Icelandair
  • 23/10-28/10
  • 2 total stops
  • 23h 50m total
  • Washington, D.C. to Scotland
Search Deals
31/8
  • 31/8
  • 2 total stops
  • 23h 05m total
  • Washington, D.C. to Scotland
Search Deals
Highest demand for flights based on searches. 16% potential increase in price (£108 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dulles Intl to Scotland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 20 July 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Scotland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Sat 17/10

20:30-13:25

1 stop11h 55m

Glasgow Intl

Fri 30/10

11:35-19:30

1 stop11h 55m

£539

Washington, D.C.Glasgow

IAD - GLA

IADGLA

Washington, D.C. Dulles Intl

Tue 20/10

20:30-13:25

1 stop11h 55m

Glasgow Intl

Thu 29/10

11:55-19:30

1 stop11h 35m

£552

Washington, D.C.Inverness

IAD - INV

IADINV

Washington, D.C. Dulles Intl

Sun 18/10

19:15-14:50

1 stop14h 35m

Inverness

Thu 22/10

10:25-17:25

1 stop12h 00m

£622

Washington, D.C.Inverness

IAD - INV

IADINV

Washington, D.C. Dulles Intl

Tue 20/10

22:25-14:25

1 stop11h 00m

Inverness

Mon 26/10

11:05-16:40

1 stop33h 35m

£622

Washington, D.C.Inverness

IAD - INV

IADINV

Washington, D.C. Dulles Intl

Wed 21/10

12:30-12:45

2 stops19h 15m

Inverness

Tue 27/10

13:15-16:55

1 stop31h 40m

£631

Washington, D.C.Inverness

IAD - INV

IADINV

Washington, D.C. Dulles Intl

Wed 11/11

12:30-12:45

2 stops19h 15m

Inverness

Wed 18/11

13:15-15:45

1 stop31h 30m

£631

Washington, D.C.Inverness

IAD - INV

IADINV

Washington, D.C. Dulles Intl

Wed 11/11

19:17-19:00

2 stops18h 43m

Inverness

Wed 18/11

10:30-17:11

2 stops35h 41m

£632

Washington, D.C.Inverness

IAD - INV

IADINV

Washington, D.C. Dulles Intl

Tue 20/10

17:40-12:45

1 stop14h 05m

Inverness

Mon 26/10

13:15-16:17

2 stops31h 02m

£635

Washington, D.C.Edinburgh

IAD - EDI

IADEDI

Washington, D.C. Dulles Intl

Sun 16/8

15:09-13:30

2 stops17h 21m

Edinburgh Turnhouse

Tue 25/8

05:45-15:35

1 stop14h 50m

£648

Washington, D.C.Edinburgh

IAD - EDI

IADEDI

Washington, D.C. Dulles Intl

Wed 19/8

13:20-09:40

1 stop15h 20m

Edinburgh Turnhouse

Wed 9/9

10:40-11:35

1 stop29h 55m

£649

Flights are sorted by cheapest return flights first.

Deals found on 15/7

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Dulles Intl to Scotland

Have a flexible travel schedule? Discover the best time to fly to Scotland from Dulles Intl with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

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

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

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Scotland (average of £545). Flying from Washington, D.C. Dulles Intl Airport to Scotland in June is currently the most expensive (average of £1,077). 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.

What is the cheapest time of day to fly from IAD to SCT?

Find hourly flight availability from Dulles Intl to Scotland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 July 2026.

When flying from Washington, D.C. Dulles Intl Airport to Scotland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Washington, D.C. Dulles Intl Airport to Scotland

Explore weekly flight availability from Dulles Intl to Scotland. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 20 July 2026.

The most flights from IAD to GBSCT are scheduled on a Monday (3 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (3 on average).

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

How far ahead should I book a flight from Washington, D.C. Dulles Intl Airport to Scotland?

The price you pay for your flight from Washington, D.C. Dulles Intl Airport to Scotland may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Scotland

Get insights into the airlines that provide service to Scotland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Scotland. Reviews last updated 20 July 2026.
Read reviews from past customers who have flown with United Airlines from Washington, D.C. Dulles Intl Airport to Scotland. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,013 reviews
Check prices

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.
United Airlines
7.4
Good
10,013 reviews
United Airlines
7.4
Good
10,013 reviews
Check prices

Comfort

7.3

Crew

8.1

Entertainment

7.1

Overall

7.4

Boarding

7.7

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

IAD - TYS

It was a short flight on a small express plane, so no time for amenities. Quickly on, quickly off. No complaints.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Scotland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Icelandair, British Airways, and Delta can get you from Washington, D.C. Dulles Intl Airport to Scotland in just under 11h. Your travel time can differ by up to 6h 21m. Airlines will cover a distance of 3417 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Washington, D.C. Dulles Intl Airport to Scotland?

    When deciding which route to take from Washington, D.C. Dulles Intl Airport to Scotland consider Washington, D.C. Dulles Intl - Edinburgh Turnhouse, Washington, D.C. Dulles Intl - Glasgow Intl or Washington, D.C. Dulles Intl - Inverness as they are the most popular.

  • What are the most reliable airlines from Washington, D.C. Dulles Intl Airport to Scotland?

    The top 3 most reliable airlines when flying from Washington, D.C. Dulles Intl Airport to Scotland are Air Canada (62%), United Airlines (62%) and Lufthansa (62%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl to Scotland 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 Washington, D.C. Dulles Intl Airport to Scotland?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Scotland (average of £545). Flying from Washington, D.C. Dulles Intl Airport to Scotland in June is currently the most expensive (average of £1,077). 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Dulles Intl to Scotland

Discover the top airline that operate flights from Dulles Intl to Scotland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 20 July 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest£522Average£785FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Fly with Cheapflights

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Scotland from Dulles Intl today with Cheapflights!

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

Cheapflights helps you find that perfect flight to Scotland from Dulles Intl by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Certainly. Search results for flights to Scotland from Dulles Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Dulles Intl to Scotland flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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