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Dulles Intl

$354+ Cheap flights from Scotland to Dulles Intl (IAD)

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
EDI — IAD
Sep 13 — Sep 201
Sun 9/13
Sun 9/20
1 adult, Economy
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Cheap flight deals from Scotland to Dulles Intl

Cheapest flights from Scotland to Dulles Intl
Explore the most affordable flight options available from Scotland to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.

This Mytrip deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/18:15 pm -
2 stops28h 05m
Mon 9/78:30 pm -
2 stops23h 05m
Deal found 8/9$598
This Mytrip deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:10 pm -
2 stops33h 10m
Tue 9/88:30 pm -
2 stops13h 50m
Deal found 8/10$608
This Trip.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/216:05 am -
2 stops21h 10m
Sun 10/258:40 pm -
2 stops18h 25m
Deal found 8/11$624
This lastminute.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/31:25 pm -
1 stop10h 45m
Mon 9/75:15 pm -
1 stop9h 45m
Deal found 8/13$635
This Mytrip deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:10 pm -
2 stops33h 10m
Wed 9/238:30 pm -
2 stops22h 50m
Deal found 8/10$636
This Mytrip deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:15 am -
2 stops17h 00m
Wed 9/98:30 pm -
2 stops19h 20m
Deal found 8/10$675
This Mytrip deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:10 am -
2 stops18h 10m
Mon 9/78:30 pm -
2 stops16h 00m
Deal found 8/13$677
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:00 am -
2 stops21h 15m
Sat 9/128:30 pm -
2 stops19h 10m
Deal found 8/12$680
This Mytrip deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/39:05 am -
2 stops15h 15m
Tue 9/88:30 pm -
2 stops20h 40m
Deal found 8/9$685
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:00 am -
1 stop18h 30m
Sun 11/299:00 pm -
1 stop17h 45m
Deal found 8/9$693
This Mytrip deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/79:20 pm -
2 stops27h 15m
Mon 10/126:15 pm -
2 stops21h 40m
Deal found 8/12$701
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/256:00 am -
1 stop18h 30m
Mon 11/305:05 pm -
1 stop9h 55m
Deal found 8/9$708

Find flight deals from Scotland to Dulles Intl

Keep the following information in mind while searching for Scotland to Dulles Intl flight deals. Data was last updated August 14, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$598
(Mytrip)

One-way from

$354
(Kiwi.com)

Popular in

January

Cheapest in

July

Average price

$803

Good round-trip deal

$913 or less

Good one-way deal

$700 or less
Provider with most accurate pricing for Edinburgh Turnhouse-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Edinburgh Turnhouse-Washington, D.C. (WAS) flights.
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From Scotland to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Scotland to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($107 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Scotland to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Scotland to Washington, D.C. Dulles Intl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Scotland to Dulles Intl 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 2,558,603 searches. Data last updated August 14, 2026.
Use the filters below to find and compare flights from Scotland to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AberdeenWashington, D.C.

ABZ Aberdeen Dyce - IAD Washington, D.C. Dulles Intl

ABZIAD

Aberdeen Dyce

Wed 10/21

6:05 am-8:00 pm

2 stops18h 55m

Washington, D.C. Dulles Intl

Sun 10/25

11:15 pm-7:05 pm

1 stop15h 50m

$708

EdinburghWashington, D.C.

EDI Edinburgh Turnhouse - IAD Washington, D.C. Dulles Intl

EDIIAD

Edinburgh Turnhouse

Sun 11/8

8:35 am-3:35 pm

1 stop12h 00m

Washington, D.C. Dulles Intl

Tue 11/10

9:00 pm-7:50 pm

1 stop17h 50m

$772

GlasgowWashington, D.C.

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

GLAIAD

Glasgow Intl

Sun 9/6

6:00 am-3:35 pm

1 stop14h 35m

Washington, D.C. Dulles Intl

Tue 10/20

5:30 pm-4:10 pm

1 stop17h 40m

$805

EdinburghWashington, D.C.

EDI Edinburgh Turnhouse - IAD Washington, D.C. Dulles Intl

EDIIAD

Edinburgh Turnhouse

Thu 10/1

10:15 am-5:00 pm

2 stops35h 45m

Washington, D.C. Dulles Intl

Fri 10/9

8:20 pm-10:15 am

2 stops32h 55m

$811

GlasgowWashington, D.C.

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

GLAIAD

Glasgow Intl

Thu 9/24

7:00 am-8:25 pm

2 stops18h 25m

Washington, D.C. Dulles Intl

Wed 10/7

8:25 am-1:25 pm

3 stops24h 00m

$818

EdinburghWashington, D.C.

EDI Edinburgh Turnhouse - IAD Washington, D.C. Dulles Intl

EDIIAD

Edinburgh Turnhouse

Thu 9/24

7:10 pm-5:00 pm

1 stop26h 50m

Washington, D.C. Dulles Intl

Mon 9/28

8:20 pm-6:25 pm

1 stop17h 05m

$830

GlasgowWashington, D.C.

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

GLAIAD

Glasgow Intl

Fri 10/2

8:35 am-3:30 pm

2 stops35h 55m

Washington, D.C. Dulles Intl

Sun 10/18

8:55 pm-11:30 am

1 stop9h 35m

$833

AberdeenWashington, D.C.

ABZ Aberdeen Dyce - IAD Washington, D.C. Dulles Intl

ABZIAD

Aberdeen Dyce

Sat 10/31

5:20 pm-6:00 pm

3 stops28h 40m

Washington, D.C. Dulles Intl

Sun 11/1

8:10 pm-8:55 pm

2 stops19h 45m

$839

AberdeenWashington, D.C.

ABZ Aberdeen Dyce - IAD Washington, D.C. Dulles Intl

ABZIAD

Aberdeen Dyce

Sat 10/31

6:50 am-4:40 pm

1 stop13h 50m

Washington, D.C. Dulles Intl

Sun 11/1

6:05 pm-10:30 am

1 stop11h 25m

$855

EdinburghWashington, D.C.

EDI Edinburgh Turnhouse - IAD Washington, D.C. Dulles Intl

EDIIAD

Edinburgh Turnhouse

Sun 11/8

8:25 am-3:15 pm

2 stops35h 50m

Washington, D.C. Dulles Intl

Tue 11/10

7:40 pm-7:10 pm

2 stops18h 30m

$861

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 52 resultsSorted by cheapest first
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Best time to book a flight from Scotland to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Scotland with our price prediction graph.
Estimated round-trip 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 Scotland to Washington, D.C. Dulles Intl Airport

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

Currently, February is the cheapest month in which you can book a flight from Scotland to Washington, D.C. Dulles Intl Airport (average of $768). Flying from Scotland to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $990). 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 SCT to IAD?

Find hourly flight availability from Scotland to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2026.

When flying from Scotland to Washington, D.C. Dulles Intl Airport, 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 Scotland to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Scotland to Dulles Intl. 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 August 14, 2026.

The most flights from GBSCT to IAD 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 to fly round-trip from Scotland to Washington, D.C. Dulles Intl Airport?

Airfare is below average for this route at the moment.
Scotland to Washington, D.C. Dulles Intl Airport flights typically cost between $814 and $1,530 in September.
The cheapest round-trip price found within the last 5 days was $598 on Multiple Airlines (Sep 1-Sep 7).

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

To ensure you get the cheapest price possible for a flight from Scotland to Washington, D.C. Dulles Intl Airport, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Related info for your journey

Find useful and relevant information for your journey from Scotland to Dulles Intl. 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 Scotland to Washington, D.C. Dulles Intl Airport?

    Aer Lingus, Air France, and Scandinavian Airlines can get you from Scotland to Washington, D.C. Dulles Intl Airport in just under 12h. Your travel time can differ by up to 23h 45m. Airlines will cover a distance of 3465 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Scotland to Washington, D.C. Dulles Intl Airport one-way?

    For one-way options, check prices for Aer Lingus. According to our data, you can fly for as low as $537. Users have also found prices from $656 and $676 on Lufthansa and United Airlines, respectively.

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

    The most popular flight routes from Scotland to Washington, D.C. Dulles Intl Airport are Edinburgh Turnhouse - Washington, D.C. Dulles Intl, Glasgow Intl - Washington, D.C. Dulles Intl and Aberdeen Dyce - Washington, D.C. Dulles Intl.

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

    Before booking your flight to Washington, D.C. Dulles Intl Airport from Scotland, check out the most reliable airlines to get you to your destination on time: Air Canada (64%), United Airlines (64%), Lufthansa( 64%).

  • What are the cheapest flights from Scotland to Washington, D.C. Dulles Intl Airport?

    While on average a flight from Scotland to Washington, D.C. Dulles Intl Airport is generally $1,412, our data shows the cheapest flight currently is $677. When looking at the most popular route, (Edinburgh Turnhouse - Washington, D.C. Dulles Intl), you can expect to pay $635 for that flight.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Scotland to Washington, D.C. Dulles Intl Airport (average of $768). Flying from Scotland to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $990). 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

Traveling 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
Alexandria
Owings Mills
Arlington
Tysons
Springfield
Lanham
Reston
Herndon
Rockville
Chantilly
Hyattsville
Fredericksburg
Falls Church
Hanover
Laurel
Sterling
Oxon Hill
Clinton
Hunt Valley
Woodbridge

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Scotland to Dulles Intl

Discover the top airline that operate flights from Scotland to Dulles Intl. 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 2,558,603 searches. Data last updated August 14, 2026.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest$789Average$1,074FlexibilityNo cancel feeOn-timeN/A

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