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

Airlines like Icelandair, Delta, and Air France fly from Glasgow Intl Airport to Washington, D.C. in about 10h 55m. The time it takes to get you to your destination can typically vary by up to 4h 05m. The distance from Glasgow Intl Airport to Washington, D.C. is about 3426 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What is the cheapest airline to fly from Glasgow Intl Airport to Washington, D.C. round-trip?

According to our current data, Aer Lingus ($751), offers the cheapest pricing from Glasgow Intl Airport to Washington, D.C.. Users have found that Aer Lingus is 12% cheaper than the other options available to this destination.

What is the cheapest day to fly from Glasgow Intl Airport to Washington, D.C.?

Travelers seeking maximum savings on their Glasgow Intl Airport to Washington, D.C. flight should consider departing on Saturday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. 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. when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C., 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).

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

The most popular route from Glasgow Intl Airport to Washington, D.C. is Glasgow Intl - Washington, D.C. Dulles Intl. You may also consider Glasgow Intl - Baltimore/Washington or Glasgow Intl - Washington, D.C. Reagan-National.

What is the cheapest day to fly round-trip from Glasgow Intl Airport to Washington, D.C.?

Flying to your destination on a Tuesday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Washington, D.C.. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from Glasgow Intl Airport to Washington, D.C.?

Our data shows that February tends to be the cheapest month to fly to Washington, D.C. from Glasgow Intl Airport. Users have commonly found prices around $853 for the month, but tickets can be as low as $604. Due to multiple factors, prepare for potentially higher prices in August.

What is the cheapest time of day to fly from GLA to WAS?

It’s optimal to fly from Glasgow Intl Airport to Washington, D.C. in the morning. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight at noon.

Can I find deals for flights from Glasgow Intl to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Glasgow Intl to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Glasgow Intl to Washington, D.C.?

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

Can I find deals for business class flights from Glasgow Intl to Washington, D.C.?

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

$391+ Flights from Glasgow Intl Airport to Washington, D.C.

Q: How much does it cost to fly round-trip from Glasgow Intl Airport to Washington, D.C.?

Airfare is below average for this route at the moment. Glasgow Intl Airport to Washington, D.C. flights typically cost between $780 and $835 in October. The cheapest round-trip price found within the last 3 days was $560 on Multiple Airlines (Oct 31-Nov 6).

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Cheap flight deals from Glasgow Intl to Washington, D.C.

Round-trip from	$560 (Kiwi.com)
One-way from	$391 (Kiwi.com)
Popular in	August
Cheapest in	February
Average price	$812

From Glasgow Intl to Washington, D.C. (WAS)

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One-way flight from Glasgow Intl to Washington, D.C. (WAS)

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Highest demand for flights based on searches. 14% potential increase in price ($147 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Find flight deals from Glasgow Intl to Washington, D.C.

Cheapest flights from Glasgow Intl to Washington, D.C.
Explore the most affordable flight options available from Glasgow Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Fri 10/318:25 amGLA - IAD

1 stop12h 10mMultiple Airlines

Thu 11/65:05 pmIAD - GLA

1 stop9h 50mMultiple Airlines

Deal found 9/10

$560

Tue 10/288:25 amGLA - IAD

1 stop12h 10mMultiple Airlines

Tue 11/45:05 pmIAD - GLA

1 stop9h 15mMultiple Airlines

Deal found 9/10

$561

Wed 10/297:45 amGLA - IAD

1 stop12h 50mMultiple Airlines

Wed 11/55:05 pmIAD - GLA

1 stop12h 00mMultiple Airlines

Deal found 9/10

$565

Sat 10/2510:10 amGLA - IAD

1 stop13h 45mAer Lingus

Sun 11/29:00 pmIAD - GLA

1 stop9h 30mAer Lingus

Deal found 9/11

$566

Fri 10/318:25 amGLA - IAD

1 stop12h 10mMultiple Airlines

Sat 11/85:05 pmIAD - GLA

1 stop9h 45mMultiple Airlines

Deal found 9/10

$568

Sat 10/2510:10 amGLA - IAD

1 stop13h 45mMultiple Airlines

Sun 11/25:05 pmIAD - GLA

1 stop9h 50mMultiple Airlines

Deal found 9/11

$573

Fri 12/512:35 pmGLA - IAD

1 stop10h 55mIcelandair

Tue 12/97:40 pmIAD - GLA

1 stop9h 15mIcelandair

Deal found 9/11

$585

Fri 12/512:35 pmGLA - BWI

1 stop11h 05mIcelandair

Tue 12/97:40 pmBWI - GLA

1 stop9h 15mIcelandair

Deal found 9/11

$585

Sun 10/267:25 amGLA - BWI

2 stops16h 15mMultiple Airlines

Thu 10/308:40 pmBWI - GLA

2 stops15h 20mMultiple Airlines

Deal found 9/11

$614

Mon 11/312:35 pmGLA - IAD

1 stop10h 55mIcelandair

Mon 11/107:40 pmIAD - GLA

1 stop9h 15mIcelandair

Deal found 9/11

$623

Thu 11/612:35 pmGLA - IAD

1 stop10h 55mIcelandair

Wed 11/127:40 pmIAD - GLA

1 stop9h 15mIcelandair

Deal found 9/10

$627

Thu 11/612:35 pmGLA - BWI

1 stop11h 05mIcelandair

Wed 11/127:40 pmBWI - GLA

1 stop9h 15mIcelandair

Deal found 9/10

$639

Best flights from Glasgow Intl to Washington, D.C.
Discover carefully curated flight deals from Glasgow Intl to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Fri 12/512:35 pmGLA - IAD

1 stop10h 55mIcelandair

Tue 12/97:40 pmIAD - GLA

1 stop9h 15mIcelandair

Deal found 9/11

$585

Thu 10/306:05 amGLA - IAD

1 stop15h 00mDelta

Sat 11/86:05 pmIAD - GLA

1 stop11h 00mDelta

Deal found 9/9

$651

Wed 10/299:05 amGLA - IAD

1 stop12h 00mAir France

Sat 11/86:05 pmIAD - GLA

1 stop23h 05mAir France

Deal found 9/9

$651

Thu 10/309:05 amGLA - IAD

1 stop12h 00mKLM

Thu 11/66:05 pmIAD - GLA

1 stop17h 35mKLM

Deal found 9/9

$651

Mon 10/272:00 pmGLA - IAD

1 stop30h 35mAmerican Airlines

Fri 11/79:45 pmIAD - GLA

1 stop10h 20mAmerican Airlines

Deal found 9/9

$652

Fri 12/57:00 amGLA - BWI

2 stops30h 50mMultiple Airlines

Tue 12/96:45 amBWI - GLA

3 stops23h 45mMultiple Airlines

Deal found 9/11

$746

Sat 2/219:35 amGLA - BWI

1 stop14h 10mBritish Airways

Mon 2/232:12 pmBWI - GLA

2 stops21h 23mBritish Airways

Deal found 9/10

$795

Fri 12/512:35 pmGLA - BWI

1 stop11h 05mIcelandair

Tue 12/97:40 pmBWI - GLA

1 stop9h 15mIcelandair

Deal found 9/11

$585

Wed 10/299:05 amGLA - IAD

1 stop12h 00mDelta

Fri 11/712:09 pmIAD - GLA

2 stops16h 46mDelta

Deal found 9/9

$651

Tue 10/286:05 amGLA - IAD

1 stop15h 00mKLM

Sat 11/86:05 pmIAD - GLA

1 stop11h 00mKLM

Deal found 9/10

$652

Thu 11/69:05 amGLA - IAD

1 stop12h 00mDelta

Wed 11/1212:11 pmIAD - GLA

2 stops15h 19mDelta

Deal found 9/11

$651

Wed 10/299:05 amGLA - IAD

1 stop12h 00mKLM

Sat 11/81:00 pmIAD - GLA

2 stops16h 05mKLM

Deal found 9/10

$652

Last-minute flights from Glasgow Intl to Washington, D.C.
Discover last-minute flight deals from Glasgow Intl to Washington, D.C.. Data last updated September 11, 2025 and is based on user searches.

Thu 10/238:35 amGLA - IAD

1 stop12h 15mAer Lingus

Mon 11/35:05 pmIAD - GLA

1 stop13h 25mAer Lingus

Deal found 9/11

$673

Sat 10/2510:10 amGLA - IAD

1 stop13h 45mAer Lingus

Sun 11/29:00 pmIAD - GLA

1 stop9h 30mAer Lingus

Deal found 9/11

$566

Sat 10/2510:10 amGLA - IAD

1 stop13h 45mMultiple Airlines

Sun 11/25:05 pmIAD - GLA

1 stop9h 50mMultiple Airlines

Deal found 9/11

$573

Sun 10/267:25 amGLA - BWI

2 stops16h 15mMultiple Airlines

Thu 10/308:40 pmBWI - GLA

2 stops15h 20mMultiple Airlines

Deal found 9/11

$614

Tue 10/288:25 amGLA - IAD

1 stop12h 10mMultiple Airlines

Tue 11/45:05 pmIAD - GLA

1 stop9h 15mMultiple Airlines

Deal found 9/10

$561

Tue 10/289:05 amGLA - IAD

2 stops17h 55mDelta

Thu 11/612:09 pmIAD - GLA

2 stops15h 21mDelta

Deal found 9/10

$657

Wed 10/297:45 amGLA - IAD

1 stop12h 50mMultiple Airlines

Wed 11/55:05 pmIAD - GLA

1 stop12h 00mMultiple Airlines

Deal found 9/10

$565

Thu 10/309:05 amGLA - IAD

1 stop12h 00mDelta

Sat 11/86:05 pmIAD - GLA

1 stop11h 00mDelta

Deal found 9/10

$652

Fri 10/318:25 amGLA - IAD

1 stop12h 10mMultiple Airlines

Thu 11/65:05 pmIAD - GLA

1 stop9h 50mMultiple Airlines

Deal found 9/10

$560

Fri 10/318:25 amGLA - IAD

1 stop12h 10mMultiple Airlines

Sat 11/85:05 pmIAD - GLA

1 stop9h 45mMultiple Airlines

Deal found 9/10

$568

Fri 10/316:35 amGLA - IAD

1 stop14h 00mAmerican Airlines

Fri 11/76:20 pmIAD - GLA

1 stop11h 25mAmerican Airlines

Deal found 9/10

$653

Fri 10/316:35 amGLA - IAD

2 stops16h 19mAmerican Airlines

Sun 11/98:09 pmIAD - GLA

2 stops15h 31mAmerican Airlines

Deal found 9/10

$659

One-way flights from Glasgow Intl to Washington, D.C.
Search for one-way flight options from Glasgow Intl to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

Tue 9/169:55 pmGLA - BWI

2 stops46h 37mMultiple Airlines

Deal found 9/10

$391

Wed 9/178:55 pmGLA - IAD

2 stops28h 55mMultiple Airlines

Deal found 9/10

$392

Wed 9/175:45 pmGLA - BWI

3 stops52h 55mMultiple Airlines

Deal found 9/10

$406

Tue 10/287:55 pmGLA - IAD

3 stops30h 05mMultiple Airlines

Deal found 9/10

$450

Mon 10/2711:35 pmGLA - IAD

3 stops50h 25mMultiple Airlines

Deal found 9/10

$457

Fri 10/310:45 pmGLA - BWI

2 stops23h 55mMultiple Airlines

Deal found 9/10

$517

Wed 9/178:35 amGLA - DCA

1 stop14h 29mMultiple Airlines

Deal found 9/10

$552

Sun 11/28:20 amGLA - IAD

1 stop16h 10mAer Lingus

Deal found 9/9

$563

Wed 10/2912:00 pmGLA - IAD

1 stop12h 30mAer Lingus

Deal found 9/10

$569

Fri 10/39:20 pmGLA - DCA

3 stops30h 14mMultiple Airlines

Deal found 9/10

$575

Mon 10/2712:00 pmGLA - IAD

1 stop32h 35mAer Lingus

Deal found 9/10

$577

Fri 10/35:20 pmGLA - IAD

1 stop27h 30mAer Lingus

Deal found 9/10

$582

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Fri 12/5

12:35 pm-6:30 pm

1 stop10h 55m

Washington, D.C. Dulles Intl

Tue 12/9

7:40 pm-9:55 am

1 stop9h 15m

$585

GlasgowBaltimore

GLA - BWI

GLABWI

Glasgow Intl

Fri 12/5

12:35 pm-6:40 pm

1 stop11h 05m

Baltimore/Washington

Tue 12/9

7:40 pm-9:55 am

1 stop9h 15m

$585

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Thu 10/30

6:05 am-5:05 pm

1 stop15h 00m

Washington, D.C. Dulles Intl

Sat 11/8

6:05 pm-10:05 am

1 stop11h 00m

$651

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Wed 10/29

9:05 am-5:05 pm

1 stop12h 00m

Washington, D.C. Dulles Intl

Sat 11/8

6:05 pm-10:10 pm

1 stop23h 05m

$651

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Thu 10/30

9:05 am-5:05 pm

1 stop12h 00m

Washington, D.C. Dulles Intl

Thu 11/6

6:05 pm-4:40 pm

1 stop17h 35m

$651

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Wed 10/29

9:05 am-5:05 pm

1 stop12h 00m

Washington, D.C. Dulles Intl

Fri 11/7

12:09 pm-9:55 am

2 stops16h 46m

$651

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Thu 11/6

9:05 am-4:05 pm

1 stop12h 00m

Washington, D.C. Dulles Intl

Wed 11/12

12:11 pm-8:30 am

2 stops15h 19m

$651

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Fri 12/5

6:05 am-4:05 pm

1 stop15h 00m

Washington, D.C. Dulles Intl

Tue 12/9

12:19 pm-8:30 am

2 stops15h 11m

$651

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Mon 10/27

2:00 pm-4:35 pm

1 stop30h 35m

Washington, D.C. Dulles Intl

Fri 11/7

9:45 pm-1:05 pm

1 stop10h 20m

$652

GlasgowWashington, D.C.

GLA - IAD

GLAIAD

Glasgow Intl

Tue 10/28

6:05 am-5:05 pm

1 stop15h 00m

Washington, D.C. Dulles Intl

Sat 11/8

6:05 pm-10:05 am

1 stop11h 00m

$652

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 57 results

...

Best time to book a flight from Glasgow Intl to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Glasgow Intl 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 Glasgow Intl Airport to Washington, D.C.

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

Currently, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to Washington, D.C. (average of $292). Flying from Glasgow Intl Airport to Washington, D.C. in April is currently the most expensive (average of $337). 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 to fly round-trip from Glasgow Intl Airport to Washington, D.C.?

Related info for your journey

How long is the flight from Glasgow Intl Airport to Washington, D.C.?
Airlines like Icelandair, Delta, and Air France fly from Glasgow Intl Airport to Washington, D.C. in about 10h 55m. The time it takes to get you to your destination can typically vary by up to 4h 05m. The distance from Glasgow Intl Airport to Washington, D.C. is about 3426 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What is the cheapest airline to fly from Glasgow Intl Airport to Washington, D.C. round-trip?
According to our current data, Aer Lingus ($751), offers the cheapest pricing from Glasgow Intl Airport to Washington, D.C.. Users have found that Aer Lingus is 12% cheaper than the other options available to this destination.
What are the most popular routes from Glasgow Intl Airport to Washington, D.C.?
The most popular route from Glasgow Intl Airport to Washington, D.C. is Glasgow Intl - Washington, D.C. Dulles Intl. You may also consider Glasgow Intl - Baltimore/Washington or Glasgow Intl - Washington, D.C. Reagan-National.
Can I find deals for flights from Glasgow Intl to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Glasgow Intl to Washington, D.C. flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Glasgow Intl to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow Intl to Washington, D.C..
Can I find deals for business class flights from Glasgow Intl to Washington, D.C.?
Yes. Cheapflights offers flight deals from Glasgow Intl to Washington, D.C. 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.?
Currently, August is the cheapest month in which you can book a flight from Glasgow Intl Airport to Washington, D.C. (average of $292). Flying from Glasgow Intl Airport to Washington, D.C. in April is currently the most expensive (average of $337). 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.

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Tysons

Silver Spring

Springfield

Gaithersburg

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Linthicum Heights

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Top airline flying from Glasgow Intl to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
Aer Lingus	Cheapest$751	Average$940	FlexibilityNo cancel fee	On-timeN/A

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$391+ Cheap flights from Glasgow Intl (GLA) to Washington, D.C. (WAS)

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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Glasgow Intl to Washington, D.C. with Cheapflights

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Cheap flight deals from Glasgow Intl to Washington, D.C.

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Find flight deals from Glasgow Intl to Washington, D.C.

Cheapest flights from Glasgow Intl to Washington, D.C.Explore the most affordable flight options available from Glasgow Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Explore the most affordable flight options available from Glasgow Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Glasgow Intl to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Glasgow Intl with our price prediction graph.

Cheapflights Insights

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

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

How much does it cost to fly round-trip from Glasgow Intl Airport to Washington, D.C.?

Related info for your journey

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

What is the cheapest airline to fly from Glasgow Intl Airport to Washington, D.C. round-trip?

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

Can I find deals for flights from Glasgow Intl to Washington, D.C. that include hotel bookings?

How can I find direct flights from Glasgow Intl to Washington, D.C.?

Can I find deals for business class flights from Glasgow Intl to Washington, D.C.?

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

Traveling to a place near Washington, D.C.?

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Alternative routes for Glasgow Intl to Washington, D.C.

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Top airline flying from Glasgow Intl to Washington, D.C.

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Cheapest flights from Glasgow Intl to Washington, D.C.
Explore the most affordable flight options available from Glasgow Intl to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.