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Dulles Intl

$337+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
EDI — IAD
Jul 9 — Jul 161
Thu 7/9
Thu 7/16
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 June 9, 2026.

This TravelUp deal was found by Cheapflights users on 6/7. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/252:20 pm
GLA
-
IAD
1 stop10h 00m
Icelandair
Fri 10/98:30 pm
IAD
-
GLA
1 stop11h 55m
Icelandair
Deal found 6/7$661
This oojo deal was found by Cheapflights users on 6/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:20 pm
GLA
-
IAD
1 stop12h 55m
Icelandair
Fri 9/1811:20 pm
IAD
-
GLA
1 stop9h 05m
Icelandair
Deal found 6/8$674
This Trip.com deal was found by Cheapflights users on 6/7. 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.
Fri 9/256:50 am
GLA
-
IAD
2 stops20h 25m
Multiple Airlines
Fri 10/98:30 pm
IAD
-
GLA
2 stops18h 55m
Multiple Airlines
Deal found 6/7$678
This Gotogate deal was found by Cheapflights users on 6/5. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/52:15 pm
EDI
-
IAD
1 stop10h 05m
Icelandair
Tue 8/1111:20 pm
IAD
-
EDI
1 stop9h 00m
Icelandair
Deal found 6/5$684
This oojo deal was found by Cheapflights users on 6/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/292:15 pm
EDI
-
IAD
1 stop13h 00m
Icelandair
Sat 8/2211:20 pm
IAD
-
EDI
1 stop9h 00m
Icelandair
Deal found 6/6$690
This Icelandair deal was found by Cheapflights users on 6/7. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/32:20 pm
GLA
-
IAD
1 stop10h 00m
Icelandair
Mon 9/78:30 pm
IAD
-
GLA
1 stop11h 55m
Icelandair
Deal found 6/7$697
This TravelUp deal was found by Cheapflights users on 6/8. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/71:20 pm
GLA
-
IAD
1 stop11h 05m
British Airways
Tue 7/147:15 pm
IAD
-
GLA
1 stop10h 15m
British Airways
Deal found 6/8$698
This Icelandair deal was found by Cheapflights users on 6/7. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/82:15 pm
EDI
-
IAD
1 stop13h 00m
Icelandair
Sun 7/268:30 pm
IAD
-
EDI
1 stop11h 50m
Icelandair
Deal found 6/7$704
This Icelandair deal was found by Cheapflights users on 6/5. 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 Icelandair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/172:20 pm
GLA
-
IAD
1 stop10h 00m
Icelandair
Mon 9/218:30 pm
IAD
-
GLA
1 stop11h 55m
Icelandair
Deal found 6/5$707
This Mytrip deal was found by Cheapflights users on 6/8. 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 7/238:35 am
EDI
-
IAD
2 stops15h 45m
Multiple Airlines
Mon 7/278:30 pm
IAD
-
EDI
2 stops20h 05m
Multiple Airlines
Deal found 6/8$708
This ChecknFly deal was found by Cheapflights users on 6/8. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2112:30 pm
EDI
-
IAD
Nonstop8h 05m
Lufthansa
Sun 6/2810:31 am
IAD
-
EDI
1 stop16h 54m
Lufthansa
Deal found 6/8$711
This ChecknFly deal was found by Cheapflights users on 6/9. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/62:00 pm
GLA
-
IAD
1 stop13h 59m
Lufthansa
Tue 10/206:45 am
IAD
-
GLA
1 stop22h 25m
Lufthansa
Deal found 6/9$711

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 June 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$661
(TravelUp)

One-way from

$337
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$853

Good one-way deal

$733 or less
Provider with most accurate pricing for Edinburgh Turnhouse-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Edinburgh Turnhouse-Washington, D.C. (WAS) flights.
Search Deals
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. 0% potential increase in price ($4 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals
Price to beat on a one-way flight from Scotland to Washington, D.C. Dulles Intl.
Search Deals

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 June 9, 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

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Thu 9/3

2:20 pm-7:20 pm

1 stop10h 00m

Washington, D.C. Dulles Intl

Mon 9/7

8:30 pm-1:25 pm

1 stop11h 55m

$697

EdinburghWashington, D.C.

EDI - IAD

EDIIAD

Edinburgh Turnhouse

Tue 7/7

12:30 pm-3:35 pm

Nonstop8h 05m

Washington, D.C. Dulles Intl

Thu 7/30

3:39 pm-8:25 am

1 stop11h 46m

$731
Quickest round-trip

EdinburghWashington, D.C.

EDI - IAD

EDIIAD

Edinburgh Turnhouse

Thu 9/3

12:30 pm-3:35 pm

Nonstop8h 05m

Washington, D.C. Dulles Intl

Sun 9/6

10:15 pm-10:35 am

Nonstop7h 20m

$731

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Sun 9/20

2:00 pm-7:19 am

1 stop22h 19m

Washington, D.C. Dulles Intl

Mon 10/5

12:38 pm-10:10 am

1 stop16h 32m

$732

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Sun 10/18

2:00 pm-10:59 pm

1 stop13h 59m

Washington, D.C. Dulles Intl

Wed 10/21

12:38 pm-10:10 am

1 stop16h 32m

$732

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Sun 9/20

2:00 pm-10:59 pm

1 stop13h 59m

Washington, D.C. Dulles Intl

Sun 10/4

8:33 am-10:10 am

1 stop20h 37m

$732

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Sun 11/15

1:20 pm-7:30 pm

1 stop11h 10m

Washington, D.C. Dulles Intl

Mon 2/15

9:45 pm-1:05 pm

1 stop10h 20m

$735

EdinburghWashington, D.C.

EDI - IAD

EDIIAD

Edinburgh Turnhouse

Mon 7/6

9:15 am-3:01 pm

1 stop10h 46m

Washington, D.C. Dulles Intl

Sun 7/26

5:42 pm-8:05 am

1 stop9h 23m

$735

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Mon 7/6

1:20 pm-7:15 pm

1 stop10h 55m

Washington, D.C. Dulles Intl

Mon 7/27

5:45 pm-10:05 am

1 stop11h 20m

$737

InvernessWashington, D.C.

INV - IAD

INVIAD

Inverness

Sat 11/21

12:35 pm-7:55 pm

1 stop12h 20m

Washington, D.C. Dulles Intl

Mon 11/30

6:20 pm-11:50 am

1 stop12h 30m

$737

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Showing 1-10 of 54 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, June is the cheapest month in which you can book a flight from Scotland to Washington, D.C. Dulles Intl Airport (average of $315). Flying from Scotland to Washington, D.C. Dulles Intl Airport in May is currently the most expensive (average of $690). 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 June 9, 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 June 9, 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?

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 76 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?

    Icelandair, United Airlines, and British Airways can get you from Scotland to Washington, D.C. Dulles Intl Airport in just under 8h 05m. Your travel time can differ by up to 4h 15m. 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 $622 and $656 on Icelandair and Lufthansa, 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 Inverness - 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 (82%), United Airlines (82%), Lufthansa( 82%).

  • 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 $851, our data shows the cheapest flight currently is $625. When looking at the most popular route, (Edinburgh Turnhouse - Washington, D.C. Dulles Intl), you can expect to pay $711 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, June is the cheapest month in which you can book a flight from Scotland to Washington, D.C. Dulles Intl Airport (average of $315). Flying from Scotland to Washington, D.C. Dulles Intl Airport in May is currently the most expensive (average of $690). 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
Tysons
Owings Mills
Springfield
Arlington
Reston
Rockville
Herndon
Fredericksburg
Hyattsville
Manassas
Hanover
Chantilly
Laurel
Falls Church
Waldorf
Silver Spring
Largo
Clinton
Hunt Valley

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Scotland to Dulles Intl

Discover the top 2 airlines 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 June 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$661Average$698FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$748Average$1,037FlexibilityNo cancel feeOn-timeN/A

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