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Cheap flights from Glasgow to Washington from £291

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 to Washington departing on 3/10. 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

Icelandair Logo
12:35 - 18:00GLA-SEA
12h 25m1 stop
Icelandair Logo
14:35 - 09:55SEA-GLA
11h 20m1 stop
£484Icelandair
Find Deal
Fri, 31 Oct - Fri, 7 Nov
Icelandair Logo
12:35 - 17:00GLA-SEA
12h 25m1 stop
Icelandair Logo
15:35 - 09:55SEA-GLA
11h 20m1 stop
£508Icelandair
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
£510Icelandair
Find Deal
Thu, 5 Mar - Mon, 9 Mar
Multiple Airlines Logo
08:25 - 19:20GLA-SEA
17h 55m1 stop
Multiple Airlines Logo
20:05 - 16:00SEA-GLA
11h 55m1 stop
£510Multiple Airlines
Find Deal
Fri, 31 Oct - Fri, 7 Nov
KLM Logo
10:30 - 11:45GLA-SEA
33h 15m1 stop
KLM Logo
17:40 - 08:10SEA-GLA
30h 30m1 stop
£570KLM
Find Deal
Sun, 28 Sep - Sun, 5 Oct
KLM Logo
17:20 - 11:25GLA-PDX
26h 05m1 stop
KLM Logo
07:05 - 08:30PDX-GLA
17h 25m2 stops
£571KLM
Find Deal
Sun, 2 Nov - Mon, 17 Nov
Lufthansa Logo
12:50 - 18:40GLA-PDX
36h 50m2 stops
Lufthansa Logo
15:54 - 23:10PDX-GLA
47h 16m2 stops
£673Lufthansa
Find Deal
Fri, 31 Oct - Fri, 7 Nov
British Airways Logo
06:35 - 16:55GLA-SEA
18h 20m1 stop
British Airways Logo
18:50 - 16:40SEA-GLA
13h 50m1 stop
£713British Airways
Find Deal
Thu, 1 Jan - Thu, 22 Jan
Aer Lingus Logo
08:20 - 19:20GLA-SEA
18h 00m1 stop
Aer Lingus Logo
00:59 - 07:50SEA-GLA
22h 51m2 stops
£774Aer Lingus
Find Deal
Fri, 31 Oct - Thu, 6 Nov
British Airways Logo
05:55 - 19:11GLA-PDX
21h 16m2 stops
British Airways Logo
00:59 - 10:45PDX-GLA
25h 46m2 stops
£969British Airways
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Sun, 7 Dec - Fri, 26 Dec

British Airways flights from Glasgow to State of Washington

Our best British Airways deals on Glasgow to State of Washington flight tickets
British Airways
1 Jan
GLA06:35Glasgow Intl
18h 20m
1 stop
SEA16:55Seattle/Tacoma Intl
22 Jan
SEA18:50Seattle/Tacoma Intl
13h 50m
1 stop
GLA16:40Glasgow Intl
£713
Find similar
British Airways
7 Dec
GLA05:55Glasgow Intl
21h 16m
2 stops
PDX19:11Portland
26 Dec
PDX00:59Portland
25h 46m
2 stops
GLA10:45Glasgow Intl
£969
Find similar
British Airways
12 Oct
GLA12:05Glasgow Intl
13h 30m
1 stop
PDX17:35Portland
25 Oct
PDX19:25Portland
12h 30m
1 stop
GLA14:55Glasgow Intl
£1,431
Find similar

American Airlines flights from Glasgow to State of Washington

Our best American Airlines deals on Glasgow to State of Washington flight tickets
American Airlines
5 Mar
GLA13:45Glasgow Intl
35h 10m
1 stop
SEA16:55Seattle/Tacoma Intl
9 Mar
SEA13:48Seattle/Tacoma Intl
21h 27m
2 stops
GLA18:15Glasgow Intl
£538
Find similar
American Airlines
5 Mar
GLA11:30Glasgow Intl
32h 00m
1 stop
SEA11:30Seattle/Tacoma Intl
9 Mar
SEA13:48Seattle/Tacoma Intl
17h 42m
2 stops
GLA14:30Glasgow Intl
£539
Find similar
American Airlines
5 Mar
GLA08:40Glasgow Intl
16h 15m
1 stop
SEA16:55Seattle/Tacoma Intl
9 Mar
SEA13:48Seattle/Tacoma Intl
21h 27m
2 stops
GLA18:15Glasgow Intl
£541
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Glasgow 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 17 September 2025.
Use the filters below to find and compare flights from Glasgow to Washington that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 31/10

12:35-18:00

1 stop12h 25m

Seattle/Tacoma Intl

Fri 7/11

14:35-09:55

1 stop11h 20m

£484

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

£508

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

£510

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 31/10

08:25-19:20

1 stop17h 55m

Seattle/Tacoma Intl

Fri 7/11

20:05-16:00

1 stop11h 55m

£510

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Sun 28/9

10:30-11:45

1 stop33h 15m

Seattle/Tacoma Intl

Sun 5/10

17:40-08:10

1 stop30h 30m

£570

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Sun 2/11

17:20-11:25

1 stop26h 05m

Portland

Mon 17/11

07:05-08:30

2 stops17h 25m

£571

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Fri 31/10

12:50-18:40

2 stops36h 50m

Portland

Fri 7/11

15:54-23:10

2 stops47h 16m

£673

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Thu 1/1

06:35-16:55

1 stop18h 20m

Seattle/Tacoma Intl

Thu 22/1

18:50-16:40

1 stop13h 50m

£713

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 31/10

08:20-19:20

1 stop18h 00m

Seattle/Tacoma Intl

Thu 6/11

00:59-07:50

2 stops22h 51m

£774

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Sun 7/12

05:55-19:11

2 stops21h 16m

Portland

Fri 26/12

00:59-10:45

2 stops25h 46m

£969

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 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 £524.

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

The cheapest day to depart from Glasgow 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 £616. 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 £700.

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

Flying to State of Washington from Glasgow in the evening is the least expensive time of day to depart. momondo users have found prices as low as £595 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 £654.

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 when booking weeks ahead of your departure date. In general, you can expect to find flights to State of Washington for around £610 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 for as low as £543 on momondo.

Cheap Glasgow to State of Washington flight deals and tips

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

Direct flights

None
There are no direct flights from Glasgow to State of Washington. There are no popular flight routes from Glasgow to State of Washington.
Search flight deals

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

    Prices for flights from Glasgow to Washington are refreshed on a daily basis.

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

  • How old do you have to be to fly from Glasgow 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 to Washington.

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

    The travel and health documents you'll need for your trip to Washington may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Glasgow to State of Washington

Compare and see reviews for airlines that fly from Glasgow to State of Washington with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £425Free CancellationRating
6.7
7,363 reviews
Search British Airways flights
KLMPriceFrom £433Free CancellationRating
7.8
1,386 reviews
Search KLM flights
United AirlinesPriceFrom £450Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
LufthansaPriceFrom £454Free CancellationRating
6.8
7,407 reviews
Search Lufthansa flights
IcelandairPriceFrom £459Free CancellationRating
7.0
544 reviews
Search Icelandair flights
Virgin AtlanticPriceFrom £487Free CancellationRating
7.4
664 reviews
Search Virgin Atlantic flights
FinnairPriceFrom £492Free CancellationRating
7.6
1,324 reviews
Search Finnair flights
Air FrancePriceFrom £500Free CancellationRating
7.4
1,468 reviews
Search Air France flights
Aer LingusPriceFrom £650Free CancellationRating
7.2
1,274 reviews
Search Aer Lingus flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Glasgow to Washington for you.

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

Yes. momondo enables you to select and highlight flights to Washington from Glasgow with this policy.

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

Once all potential Glasgow to Washington flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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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