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Cheap flights from Glasgow Intl Airport to Washington from £333

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 5/5. 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
12:35 - 17:00GLA-SEA
12h 25m1 stop
Icelandair Logo
15:35 - 09:55SEA-GLA
11h 20m1 stop
£477Icelandair
Find Deal
Thu, 5 Mar - Mon, 9 Mar
Icelandair Logo
12:35 - 17:00GLA-SEA
12h 25m1 stop
Icelandair Logo
15:35 - 09:55SEA-GLA
11h 20m1 stop
£480Icelandair
Find Deal
Thu, 5 Mar - Mon, 9 Mar
Icelandair Logo
14:20 - 17:50GLA-SEA
11h 30m1 stop
Icelandair Logo
15:45 - 13:25SEA-GLA
13h 40m1 stop
£535Icelandair
Find Deal
Tue, 21 Apr - Tue, 19 May
Aer Lingus Logo
13:20 - 18:20GLA-SEA
13h 00m1 stop
Aer Lingus Logo
20:05 - 16:00SEA-GLA
11h 55m1 stop
£602Aer Lingus
Find Deal
Fri, 5 Dec - Fri, 12 Dec
Lufthansa Logo
09:40 - 20:10GLA-SEA
42h 30m2 stops
Lufthansa Logo
08:00 - 16:40SEA-GLA
24h 40m2 stops
£647Lufthansa
Find Deal
Tue, 21 Apr - Tue, 19 May
British Airways Logo
10:55 - 17:40GLA-PDX
14h 45m1 stop
British Airways Logo
19:30 - 16:45PDX-GLA
13h 15m1 stop
£696British Airways
Find Deal
Tue, 21 Apr - Tue, 12 May
British Airways Logo
20:20 - 15:55GLA-PDX
27h 35m1 stop
British Airways Logo
18:45 - 16:35PDX-GLA
14h 50m1 stop
£710British Airways
Find Deal
Thu, 5 Mar - Mon, 9 Mar
KLM Logo
17:20 - 12:25GLA-PDX
26h 05m1 stop
KLM Logo
11:10 - 13:00PDX-GLA
17h 50m2 stops
£738KLM
Find Deal
Tue, 24 Mar - Tue, 31 Mar
Aer Lingus Logo
16:30 - 23:25GLA-SEA
38h 55m2 stops
Aer Lingus Logo
00:38 - 11:30SEA-GLA
26h 52m2 stops
£810Aer Lingus
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Fri, 5 Dec - Thu, 11 Dec
KLM Logo
06:05 - 11:25GLA-PDX
13h 20m1 stop
KLM Logo
13:25 - 22:10PDX-GLA
24h 45m1 stop
£908KLM
Find Deal
Fri, 5 Dec - Fri, 12 Dec

Icelandair flights from Glasgow Intl Airport to State of Washington

Our best Icelandair deals on Glasgow Intl Airport to State of Washington flight tickets
Icelandair
5 Mar
GLA12:35Glasgow Intl
12h 25m
1 stop
SEA17:00Seattle/Tacoma Intl
9 Mar
SEA15:35Seattle/Tacoma Intl
11h 20m
1 stop
GLA09:55Glasgow Intl
£477
Find similar
Icelandair
5 Mar
GLA12:35Glasgow Intl
12h 25m
1 stop
SEA17:00Seattle/Tacoma Intl
9 Mar
SEA15:35Seattle/Tacoma Intl
11h 20m
1 stop
GLA09:55Glasgow Intl
£480
Find similar
Icelandair
21 Apr
GLA14:20Glasgow Intl
11h 30m
1 stop
SEA17:50Seattle/Tacoma Intl
19 May
SEA15:45Seattle/Tacoma Intl
13h 40m
1 stop
GLA13:25Glasgow Intl
£535
Find similar

Aer Lingus flights from Glasgow Intl Airport to State of Washington

Our best Aer Lingus deals on Glasgow Intl Airport to State of Washington flight tickets
Aer Lingus
5 Dec
GLA13:20Glasgow Intl
13h 00m
1 stop
SEA18:20Seattle/Tacoma Intl
12 Dec
SEA20:05Seattle/Tacoma Intl
11h 55m
1 stop
GLA16:00Glasgow Intl
£602
Find similar
Aer Lingus
5 Dec
GLA16:30Glasgow Intl
38h 55m
2 stops
SEA23:25Seattle/Tacoma Intl
11 Dec
SEA00:38Seattle/Tacoma Intl
26h 52m
2 stops
GLA11:30Glasgow Intl
£810
Find similar
Aer Lingus
5 Dec
GLA13:20Glasgow Intl
13h 00m
1 stop
SEA18:20Seattle/Tacoma Intl
11 Dec
SEA00:38Seattle/Tacoma Intl
23h 12m
2 stops
GLA07:50Glasgow Intl
£814
Find similar

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 7 November 2025.
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

Thu 5/3

12:35-17:00

1 stop12h 25m

Seattle/Tacoma Intl

Mon 9/3

15:35-09:55

1 stop11h 20m

£477

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 5/3

12:35-17:00

1 stop12h 25m

Seattle/Tacoma Intl

Mon 9/3

15:35-09:55

1 stop11h 20m

£480

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Tue 21/4

14:20-17:50

1 stop11h 30m

Seattle/Tacoma Intl

Tue 19/5

15:45-13:25

1 stop13h 40m

£535

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 5/12

13:20-18:20

1 stop13h 00m

Seattle/Tacoma Intl

Fri 12/12

20:05-16:00

1 stop11h 55m

£602

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Tue 21/4

09:40-20:10

2 stops42h 30m

Seattle/Tacoma Intl

Tue 19/5

08:00-16:40

2 stops24h 40m

£647

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Tue 21/4

10:55-17:40

1 stop14h 45m

Portland

Tue 12/5

19:30-16:45

1 stop13h 15m

£696

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Thu 5/3

20:20-15:55

1 stop27h 35m

Portland

Mon 9/3

18:45-16:35

1 stop14h 50m

£710

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Tue 24/3

17:20-12:25

1 stop26h 05m

Portland

Tue 31/3

11:10-13:00

2 stops17h 50m

£738

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 5/12

16:30-23:25

2 stops38h 55m

Seattle/Tacoma Intl

Thu 11/12

00:38-11:30

2 stops26h 52m

£810

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Fri 5/12

06:05-11:25

1 stop13h 20m

Portland

Fri 12/12

13:25-22:10

1 stop24h 45m

£908

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 September is also cheap. Prices for this month can be found on momondo for an average of £533.

What is the cheapest day to depart on your flight to State of Washington?

The cheapest day to depart from Glasgow Intl Airport to State of Washington is on a Tuesday. Travellers who choose to depart for State of Washington on a Tuesday will often find tickets for as low as £642. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to State of Washington on Saturday is £729.

What is the cheapest time of day to depart on your flight to State of Washington?

Flying to State of Washington from Glasgow Intl Airport in the evening is the least expensive time of day to depart. momondo users have found prices as low as £620 when looking at flights departing in the evening. In contrast, the most expensive time of day to depart to State of Washington is in the morning when prices are around £681.

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 £641 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 £580 on momondo.

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

You could potentially save up to 34% 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

Direct flights

None
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
British AirwaysPriceFrom £433Free CancellationRating
6.7
7,500 reviews
Search British Airways flights
KLMPriceFrom £451Free CancellationRating
7.7
1,405 reviews
Search KLM flights
LufthansaPriceFrom £473Free CancellationRating
6.8
7,558 reviews
Search Lufthansa flights
IcelandairPriceFrom £495Free CancellationRating
7.1
572 reviews
Search Icelandair flights
Aer LingusPriceFrom £677Free CancellationRating
7.2
1,365 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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