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Cheap flights from Glasgow Intl Airport to Washington from £278

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Glasgow Intl Airport to Washington departing on 24/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Icelandair Logo
14:20 - 20:40
GLA
-
SEA
14h 20m
1 stop
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
£556Icelandair
Fri, 1 May - Tue, 5 May
Icelandair Logo
14:20 - 17:55
GLA
-
SEA
11h 35m
1 stop
Icelandair Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
£557Icelandair
Fri, 1 May - Tue, 5 May
Multiple Airlines Logo
20:10 - 19:25
GLA
-
SEA
31h 15m
2 stops
Multiple Airlines Logo
19:00 - 13:25
SEA
-
GLA
10h 25m
1 stop
£600Multiple Airlines
Fri, 3 Apr - Sun, 12 Apr
Multiple Airlines Logo
06:40 - 20:40
GLA
-
SEA
22h 00m
2 stops
Multiple Airlines Logo
19:00 - 23:10
SEA
-
GLA
20h 10m
2 stops
£604Multiple Airlines
Mon, 22 Jun - Thu, 2 Jul
Icelandair Logo
14:20 - 18:00
GLA
-
PDX
11h 40m
1 stop
Icelandair Logo
15:30 - 13:25
PDX
-
GLA
13h 55m
1 stop
£625Icelandair
Fri, 8 May - Tue, 12 May
British Airways Logo
09:30 - 22:38
GLA
-
SEA
21h 08m
2 stops
British Airways Logo
11:16 - 14:40
SEA
-
GLA
19h 24m
2 stops
£659British Airways
Fri, 1 May - Tue, 5 May
British Airways Logo
08:35 - 00:30
GLA
-
SEA
23h 55m
2 stops
British Airways Logo
11:16 - 14:40
SEA
-
GLA
19h 24m
2 stops
£660British Airways
Fri, 1 May - Tue, 5 May
KLM Logo
06:05 - 11:35
GLA
-
SEA
13h 30m
1 stop
KLM Logo
22:58 - 08:30
SEA
-
GLA
26h 32m
2 stops
£663KLM
Sun, 8 Mar - Sun, 15 Mar
KLM Logo
06:05 - 12:25
GLA
-
PDX
13h 20m
1 stop
KLM Logo
13:05 - 16:10
PDX
-
GLA
19h 05m
1 stop
£687KLM
Wed, 18 Mar - Sun, 29 Mar
Lufthansa Logo
12:50 - 00:35
GLA
-
PDX
18h 45m
2 stops
Lufthansa Logo
14:10 - 08:50
PDX
-
GLA
34h 40m
2 stops
£695Lufthansa
Wed, 18 Mar - Sun, 29 Mar

Delta flights from Glasgow Intl Airport to State of Washington

Our best Delta deals on Glasgow Intl Airport to State of Washington flight tickets
Delta
18 Mar
GLA06:05Glasgow Intl
13h 20m
1 stop
PDX12:25Portland
29 Mar
PDX07:05Portland
21h 50m
2 stops
GLA12:55Glasgow Intl
£708
Delta
20 Mar
GLA06:05Glasgow Intl
13h 30m
1 stop
SEA12:35Seattle/Tacoma Intl
3 Apr
SEA07:15Seattle/Tacoma Intl
18h 25m
2 stops
GLA09:40Glasgow Intl
£736
Delta
20 Mar
GLA06:05Glasgow Intl
19h 35m
2 stops
SEA18:40Seattle/Tacoma Intl
3 Apr
SEA07:15Seattle/Tacoma Intl
18h 25m
2 stops
GLA09:40Glasgow Intl
£740

KLM flights from Glasgow Intl Airport to State of Washington

Our best KLM deals on Glasgow Intl Airport to State of Washington flight tickets
KLM
8 Mar
GLA06:05Glasgow Intl
13h 30m
1 stop
SEA11:35Seattle/Tacoma Intl
15 Mar
SEA22:58Seattle/Tacoma Intl
26h 32m
2 stops
GLA08:30Glasgow Intl
£663
KLM
18 Mar
GLA06:05Glasgow Intl
13h 20m
1 stop
PDX12:25Portland
29 Mar
PDX13:05Portland
19h 05m
1 stop
GLA16:10Glasgow Intl
£687
KLM
7 Mar
GLA17:20Glasgow Intl
26h 15m
1 stop
SEA11:35Seattle/Tacoma Intl
14 Mar
SEA22:58Seattle/Tacoma Intl
34h 37m
2 stops
GLA16:35Glasgow Intl
£701

momondo Fare Finder

 
Customise your flight search to find flights from Glasgow Intl Airport to State of Washington 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, momondo users made 279,928 searches. Data last updated 9 February 2026.
Use the filters below to find and compare flights from Glasgow Intl Airport to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 1/5

14:20-20:40

1 stop14h 20m

Seattle/Tacoma Intl

Tue 5/5

19:00-13:25

1 stop10h 25m

£556

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 1/5

14:20-17:55

1 stop11h 35m

Seattle/Tacoma Intl

Tue 5/5

19:00-13:25

1 stop10h 25m

£557

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 3/4

20:10-19:25

2 stops31h 15m

Seattle/Tacoma Intl

Sun 12/4

19:00-13:25

1 stop10h 25m

£600

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Mon 22/6

06:40-20:40

2 stops22h 00m

Seattle/Tacoma Intl

Thu 2/7

19:00-23:10

2 stops20h 10m

£604

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Fri 8/5

14:20-18:00

1 stop11h 40m

Portland

Tue 12/5

15:30-13:25

1 stop13h 55m

£625

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 1/5

09:30-22:38

2 stops21h 08m

Seattle/Tacoma Intl

Tue 5/5

11:16-14:40

2 stops19h 24m

£659

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 1/5

08:35-00:30

2 stops23h 55m

Seattle/Tacoma Intl

Tue 5/5

11:16-14:40

2 stops19h 24m

£660

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Sun 8/3

06:05-11:35

1 stop13h 30m

Seattle/Tacoma Intl

Sun 15/3

22:58-08:30

2 stops26h 32m

£663

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Wed 18/3

06:05-12:25

1 stop13h 20m

Portland

Sun 29/3

13:05-16:10

1 stop19h 05m

£687

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Wed 18/3

12:50-00:35

2 stops18h 45m

Portland

Sun 29/3

14:10-08:50

2 stops34h 40m

£695

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington from

How to get the cheapest flight ticket from Glasgow Intl Airport to State of Washington

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to State of Washington?

If you aren’t able to travel to State of Washington during the month of January, then flying in November is also cheap. Prices for this month can be found on momondo for an average of £524.

How far in advance should I book a flight to State of Washington?

You are more likely to see cheaper flights to State of Washington from Glasgow Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around £604 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to State of Washington from Glasgow Intl Airport for as low as £556 on momondo.

Can stopping save me money on Glasgow Intl Airport to State of Washington flights?

You could potentially save up to 60% on your flight if you consider stops on a Glasgow Intl Airport to State of Washington flight.

Cheap Glasgow Intl Airport to State of Washington flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Glasgow Intl Airport to State of Washington

Fastest flight time

11h 35m

Direct flights

None
The fastest flight from Glasgow Intl Airport to State of Washington takes 11h 35m
There are no direct flights from Glasgow Intl Airport to State of Washington. There are no popular flight routes from Glasgow Intl Airport to State of Washington.
Search flight deals

  • When did momondo last update prices for flights from Glasgow Intl Airport to Washington?

    Prices for flights from Glasgow Intl Airport to Washington refresh daily.

  • How many operators does momondo search for flights from Glasgow Intl Airport to Washington?

  • How old do you have to be to fly from Glasgow Intl Airport to Washington?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Glasgow Intl Airport to Washington.

  • What documentation or ID do you need to fly to Washington?

    The travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Glasgow Intl Airport to State of Washington

Compare and see reviews for airlines that fly from Glasgow Intl Airport to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
IcelandairPriceFrom £443Free CancellationRating
7.1
606 reviews
Search Icelandair flights
British AirwaysPriceFrom £461Free CancellationRating
6.7
7,721 reviews
Search British Airways flights
KLMPriceFrom £491Free CancellationRating
7.7
1,450 reviews
Search KLM flights
Aer LingusPriceFrom £736Free CancellationRating
7.2
1,447 reviews
Search Aer Lingus flights

Why use momondo?

Why should I use momondo to find a flight deal from Glasgow to Washington?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Glasgow to Washington . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Glasgow to Washington with flexible booking policies on momondo?

All flight searches from Glasgow to Washington on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Glasgow to Washington?

momondo provides multiple filters to help you find the best flight to Washington from Glasgow. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Glasgow to Washington right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Glasgow to Washington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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