Dulles Intl

$380+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
EDI — IAD
jun. 17 — jun. 241
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Scotland to Dulles Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 junio 12, 2025.

Round-trip from

$615
(oojo)

One-way from

$380
(Kiwi.com)

Popular in

August

Cheapest in

January

Average price

$982

Good round-trip deal

$837 or less

Good one-way deal

$1,772 or less
From Scotland to Washington, D.C. Dulles Intl
One-way flight from Scotland to Washington, D.C. Dulles Intl
Highest demand for flights based on searches. 10% potential increase in price ($103 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($21 potential savings vs. average RT price).
Average for round-trip flights in June 2025
Price to beat on a round-trip flight from Scotland to Washington, D.C. Dulles Intl.
Price to beat on a one-way flight from Scotland to Washington, D.C. Dulles Intl.

Find 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 junio 12, 2025.

This oojo deal was found by Cheapflights users on 6/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/52:20 pmGLA - IAD
1 stop10h 00mIcelandair
vie. 9/1911:15 pmIAD - GLA
1 stop9h 10mIcelandair
Deal found 6/12$615
This Priceline deal was found by Cheapflights users on 6/11. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/2211:20 amINV - IAD
1 stop11h 15mBritish Airways
mar. 10/75:50 pmIAD - INV
1 stop10h 40mBritish Airways
Deal found 6/11$714
This Virgin Atlantic deal was found by Cheapflights users on 6/11. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/226:25 amINV - IAD
2 stops22h 42mVirgin Atlantic
mar. 10/75:25 pmIAD - INV
1 stop23h 50mVirgin Atlantic
Deal found 6/11$721
This KLM deal was found by Cheapflights users on 6/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/66:05 amGLA - IAD
1 stop14h 40mKLM
mié. 11/125:35 pmIAD - GLA
1 stop9h 55mKLM
Deal found 6/11$730
This Delta deal was found by Cheapflights users on 6/12. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/69:05 amGLA - IAD
1 stop11h 40mDelta
mié. 11/121:00 pmIAD - GLA
2 stops14h 30mDelta
Deal found 6/12$731
This KLM deal was found by Cheapflights users on 6/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/226:25 amINV - IAD
2 stops15h 06mKLM
mar. 10/75:10 pmIAD - INV
2 stops14h 40mKLM
Deal found 6/11$742
This Kiwi.com deal was found by Cheapflights users on 6/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 7/108:10 amGLA - IAD
1 stop12h 40mMultiple Airlines
jue. 7/175:20 pmIAD - GLA
1 stop9h 45mMultiple Airlines
Deal found 6/12$754
This Booking.com deal was found by Cheapflights users on 6/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/511:30 amGLA - IAD
1 stop11h 00mBritish Airways
vie. 9/1910:40 pmIAD - GLA
1 stop13h 00mBritish Airways
Deal found 6/11$763
This KLM deal was found by Cheapflights users on 6/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/1211:15 amEDI - IAD
1 stop33h 20mMultiple Airlines
jue. 3/127:50 pmIAD - EDI
1 stop10h 50mMultiple Airlines
Deal found 6/11$768
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/126:00 amEDI - IAD
2 stops18h 43mDelta
jue. 3/127:50 pmIAD - EDI
1 stop10h 50mDelta
Deal found 6/11$774
This Virgin Atlantic deal was found by Cheapflights users on 6/11. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/811:20 amEDI - IAD
2 stops16h 56mVirgin Atlantic
mié. 9/105:25 pmIAD - EDI
1 stop14h 10mVirgin Atlantic
Deal found 6/11$779
This ChecknFly deal was found by Cheapflights users on 6/11. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/811:35 amEDI - IAD
2 stops27h 32mFinnair
mar. 9/1611:18 amIAD - EDI
2 stops14h 52mFinnair
Deal found 6/11$780

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 junio 12, 2025.
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

Scotland

Fly to

Dulles Intl

Route

Depart

Return

Price

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

vie. 9/5

2:20 pm-7:20 pm

1 stop10h 00m

Washington, D.C. Dulles Intl

vie. 9/19

11:15 pm-1:25 pm

1 stop9h 10m

$615

InvernessWashington, D.C.

INV - IAD

INVIAD

Inverness

lun. 9/22

11:20 am-5:35 pm

1 stop11h 15m

Washington, D.C. Dulles Intl

mar. 10/7

5:50 pm-9:30 am

1 stop10h 40m

$714

InvernessWashington, D.C.

INV - IAD

INVIAD

Inverness

lun. 9/22

6:25 am-12:07 am

2 stops22h 42m

Washington, D.C. Dulles Intl

mar. 10/7

5:25 pm-10:15 pm

1 stop23h 50m

$721

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

jue. 11/6

6:05 am-3:45 pm

1 stop14h 40m

Washington, D.C. Dulles Intl

mié. 11/12

5:35 pm-8:30 am

1 stop9h 55m

$730

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

jue. 11/6

9:05 am-3:45 pm

1 stop11h 40m

Washington, D.C. Dulles Intl

mié. 11/12

1:00 pm-8:30 am

2 stops14h 30m

$731

InvernessWashington, D.C.

INV - IAD

INVIAD

Inverness

lun. 9/22

6:25 am-4:31 pm

2 stops15h 06m

Washington, D.C. Dulles Intl

mar. 10/7

5:10 pm-12:50 pm

2 stops14h 40m

$742

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

jue. 7/10

8:10 am-3:50 pm

1 stop12h 40m

Washington, D.C. Dulles Intl

jue. 7/17

5:20 pm-8:05 am

1 stop9h 45m

$754

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

vie. 9/5

11:30 am-5:30 pm

1 stop11h 00m

Washington, D.C. Dulles Intl

vie. 9/19

10:40 pm-4:40 pm

1 stop13h 00m

$763

EdinburghWashington, D.C.

EDI - IAD

EDIIAD

Edinburgh Turnhouse

mié. 7/23

11:30 am-9:37 am

1 stop27h 07m

Washington, D.C. Dulles Intl

mié. 7/30

11:15 pm-5:00 pm

2 stops12h 45m

$765

EdinburghWashington, D.C.

EDI - IAD

EDIIAD

Edinburgh Turnhouse

mar. 8/12

6:00 am-7:43 pm

2 stops18h 43m

Washington, D.C. Dulles Intl

jue. 3/12

7:50 pm-10:40 am

1 stop10h 50m

$774

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 48 results
1
2
3
...
5

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, August is the cheapest month in which you can book a flight from Scotland to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Scotland to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). 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 junio 12, 2025.

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 junio 12, 2025.

The most flights from GBSCT to IAD are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.

Temperature in Dulles Intl by month

Plan your trip to Dulles Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Dulles Intl

Get insights into the airlines that provide service to Dulles Intl. 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 Dulles Intl. Reviews last updated junio 12, 2025.
See what other customers who have flown with Delta, KLM and Austrian Airlines from Scotland to Washington, D.C. have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good
8.0
Very good

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
8.0
Very good

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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.
  • 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 WestJet. According to our data, you can fly for as low as $576. Users have also found prices from $632 and $642 on Icelandair and Aer Lingus, respectively.

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

  • 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 $1,501, our data shows the cheapest flight currently is $770. When looking at the most popular route, (Edinburgh Turnhouse - Washington, D.C. Dulles Intl), you can expect to pay $662 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, August is the cheapest month in which you can book a flight from Scotland to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Scotland to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of $349). 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 Scotland?

Book flights to Scotland if you plan to visit one of these locations
Arlington
Alexandria
Woodbridge
Tysons
Silver Spring
Linthicum Heights
Fredericksburg
Gaithersburg
Fairfax
Falls Church
Easton
Herndon
Towson
Sterling
Bowie
Rockville
Reston
National Harbor
Springfield
Manassas

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$583Average$988FlexibilityNo cancel feeOn-time69%
Aer LingusCheapest$665Average$903FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.