Which airlines fly to State of Washington?

British Airways, Icelandair and KLM are the top three most popular airlines that fly to State of Washington from Glasgow according to our data. British Airways is the first choice among our users, with 51% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 9 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Glasgow to Washington?

Icelandair, Aer Lingus, and WestJet are the most popular carriers operating from Glasgow to Washington

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?

As of December 2025, there are 6 operators available to choose from 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.

£309 Cheap Flights from Glasgow to Washington in 2025/26

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Find the cheapest flights from Glasgow to Washington

Round-trip

One-way

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Cheap return flights

Enter your travel dates to find the best prices.

12:35 - 17:00

GLA

SEA

12h 25m1 stop

15:00 - 09:55

SEA

GLA

11h 55m1 stop

£457Icelandair

Wed, 4 Mar - Sun, 8 Mar

14:20 - 17:55

GLA

SEA

11h 35m1 stop

19:00 - 13:25

SEA

GLA

10h 25m1 stop

£458Icelandair

Fri, 15 May - Mon, 25 May

14:20 - 20:40

GLA

SEA

14h 20m1 stop

15:40 - 13:25

SEA

GLA

13h 45m1 stop

£480Icelandair

Fri, 1 May - Tue, 5 May

12:00 - 18:20

GLA

SEA

14h 20m1 stop

13:37 - 14:35

SEA

GLA

17h 58m2 stops

£516British Airways

Wed, 4 Mar - Sun, 8 Mar

08:55 - 18:25

GLA

SEA

17h 30m1 stop

20:20 - 18:30

SEA

GLA

14h 10m1 stop

£524British Airways

Fri, 15 May - Mon, 25 May

05:55 - 18:20

GLA

SEA

20h 25m2 stops

07:15 - 10:45

SEA

GLA

20h 30m2 stops

£525British Airways

Wed, 4 Mar - Sun, 8 Mar

06:00 - 11:42

GLA

SEA

13h 42m1 stop

15:15 - 16:10

SEA

GLA

16h 55m2 stops

£531Delta

Fri, 15 May - Mon, 25 May

05:50 - 11:35

GLA

SEA

13h 45m1 stop

07:00 - 09:40

SEA

GLA

18h 40m2 stops

£533British Airways

Fri, 1 May - Tue, 5 May

06:00 - 16:55

GLA

SEA

18h 55m2 stops

15:15 - 16:10

SEA

GLA

16h 55m2 stops

£535Delta

Fri, 15 May - Mon, 25 May

06:05 - 11:25

GLA

PDX

13h 20m1 stop

13:25 - 22:10

PDX

GLA

24h 45m1 stop

£661KLM

Fri, 23 Jan - Fri, 30 Jan

British Airways flights from Glasgow to State of Washington

Our best British Airways deals on Glasgow to State of Washington flight tickets

British Airways

4 Mar

GLA12:00Glasgow Intl

14h 20m

1 stop

SEA18:20Seattle/Tacoma Intl

8 Mar

SEA13:37Seattle/Tacoma Intl

17h 58m

2 stops

GLA14:35Glasgow Intl

£516

Find similar

British Airways

15 May

GLA08:55Glasgow Intl

17h 30m

1 stop

SEA18:25Seattle/Tacoma Intl

25 May

SEA20:20Seattle/Tacoma Intl

14h 10m

1 stop

GLA18:30Glasgow Intl

£524

Find similar

British Airways

4 Mar

GLA05:55Glasgow Intl

20h 25m

2 stops

SEA18:20Seattle/Tacoma Intl

8 Mar

SEA07:15Seattle/Tacoma Intl

20h 30m

2 stops

GLA10:45Glasgow Intl

£525

Find similar

Icelandair flights from Glasgow to State of Washington

Our best Icelandair deals on Glasgow to State of Washington flight tickets

Icelandair

4 Mar

GLA12:35Glasgow Intl

12h 25m

1 stop

SEA17:00Seattle/Tacoma Intl

8 Mar

SEA15:00Seattle/Tacoma Intl

11h 55m

1 stop

GLA09:55Glasgow Intl

£457

Find similar

Icelandair

15 May

GLA14:20Glasgow Intl

11h 35m

1 stop

SEA17:55Seattle/Tacoma Intl

25 May

SEA19:00Seattle/Tacoma Intl

10h 25m

1 stop

GLA13:25Glasgow Intl

£458

Find similar

Icelandair

1 May

GLA14:20Glasgow Intl

14h 20m

1 stop

SEA20:40Seattle/Tacoma Intl

5 May

SEA15:40Seattle/Tacoma Intl

13h 45m

1 stop

GLA13:25Glasgow Intl

£480

Find similar

Fly from

Fly to

Route

Depart

Return

Price

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Wed 4/3

12:35-17:00

1 stop12h 25m

Seattle/Tacoma Intl

Sun 8/3

15:00-09:55

1 stop11h 55m

£457

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 15/5

14:20-17:55

1 stop11h 35m

Seattle/Tacoma Intl

Mon 25/5

19:00-13:25

1 stop10h 25m

£458

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 1/5

14:20-20:40

1 stop14h 20m

Seattle/Tacoma Intl

Tue 5/5

15:40-13:25

1 stop13h 45m

£480

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Wed 4/3

12:00-18:20

1 stop14h 20m

Seattle/Tacoma Intl

Sun 8/3

13:37-14:35

2 stops17h 58m

£516

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 15/5

08:55-18:25

1 stop17h 30m

Seattle/Tacoma Intl

Mon 25/5

20:20-18:30

1 stop14h 10m

£524

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Wed 4/3

05:55-18:20

2 stops20h 25m

Seattle/Tacoma Intl

Sun 8/3

07:15-10:45

2 stops20h 30m

£525

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 15/5

06:00-11:42

1 stop13h 42m

Seattle/Tacoma Intl

Mon 25/5

15:15-16:10

2 stops16h 55m

£531

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 1/5

05:50-11:35

1 stop13h 45m

Seattle/Tacoma Intl

Tue 5/5

07:00-09:40

2 stops18h 40m

£533

GlasgowSeattle

GLA - SEA

GLASEA

Glasgow Intl

Fri 15/5

06:00-16:55

2 stops18h 55m

Seattle/Tacoma Intl

Mon 25/5

15:15-16:10

2 stops16h 55m

£535

GlasgowPortland

GLA - PDX

GLAPDX

Glasgow Intl

Fri 23/1

06:05-11:25

1 stop13h 20m

Portland

Fri 30/1

13:25-22:10

1 stop24h 45m

£661

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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 £516.

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 £623. 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 £707.

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 £601 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 £661.

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 £609 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 £562 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

Fastest flight time	11h 35m
Direct flights	None

The fastest flight from Glasgow to State of Washington takes 11h 35m

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?
As of December 2025, there are 6 operators available to choose from 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
Finnair	PriceFrom £416	Free Cancellation	Rating 7.6 1,339 reviews	Search Finnair flights
British Airways	PriceFrom £420	Free Cancellation	Rating 6.7 7,617 reviews	Search British Airways flights
KLM	PriceFrom £437	Free Cancellation	Rating 7.7 1,435 reviews	Search KLM flights
United Airlines	PriceFrom £455	Free Cancellation	Rating 7.4 9,116 reviews	Search United Airlines flights
Lufthansa	PriceFrom £459	Free Cancellation	Rating 6.8 7,657 reviews	Search Lufthansa flights
Icelandair	PriceFrom £460	Free Cancellation	Rating 7.0 592 reviews	Search Icelandair flights
Virgin Atlantic	PriceFrom £492	Free Cancellation	Rating 7.5 677 reviews	Search Virgin Atlantic flights
Air France	PriceFrom £505	Free Cancellation	Rating 7.4 1,515 reviews	Search Air France flights
Aer Lingus	PriceFrom £642	Free Cancellation	Rating 7.2 1,412 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.