What is the cheapest airline that flies from Glasgow Intl to Houston?

WestJet, Finnair, and British Airways are the most popular carriers operating from Glasgow Intl to Houston

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

Prices for flights from Glasgow Intl Airport to Houston are refreshed on a daily basis.

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

The number of operators available for flights from Glasgow Intl Airport to Houston is 2 as of May 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Glasgow Intl Airport to Houston.

What documentation or ID do you need to fly to Houston?

The travel and health documents you'll need for your trip to Houston 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 Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£432 Cheap Flights from Glasgow Intl Airport to Houston in 2026

Q: What is the typical price of a round-trip flight between Glasgow Intl Airport and Houston?

Prices are currently low for flights on this route. Typical prices usually range from £1,303 to £1,007. The lowest price recently found on this route was £784.

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Find the cheapest flights from Glasgow Intl Airport to Houston

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

08:35 - 23:11

GLA

IAH

20h 36m

1 stop

06:45 - 06:50

IAH

GLA

18h 05m

1 stop

£784Multiple Airlines

Thu, 4 Jun - Sat, 4 Jul

14:20 - 12:32

GLA

IAH

28h 12m

2 stops

12:25 - 13:15

IAH

GLA

18h 50m

2 stops

£798Multiple Airlines

Wed, 26 Aug - Tue, 8 Sep

08:35 - 22:01

GLA

IAH

19h 26m

1 stop

15:20 - 12:55

IAH

GLA

15h 35m

1 stop

£846Multiple Airlines

Wed, 26 Aug - Tue, 8 Sep

09:05 - 15:54

GLA

IAH

36h 49m

1 stop

18:42 - 13:25

IAH

GLA

36h 43m

2 stops

£848Multiple Airlines

Sat, 29 Aug - Tue, 22 Sep

09:05 - 15:54

GLA

IAH

36h 49m

1 stop

18:42 - 13:25

IAH

GLA

36h 43m

2 stops

£853Multiple Airlines

Sat, 29 Aug - Thu, 17 Sep

09:05 - 15:54

GLA

IAH

36h 49m

1 stop

18:42 - 13:25

IAH

GLA

36h 43m

2 stops

£853Multiple Airlines

Sat, 29 Aug - Mon, 21 Sep

14:20 - 10:51

GLA

IAH

26h 31m

2 stops

11:45 - 13:25

IAH

GLA

19h 40m

2 stops

£875Icelandair

Fri, 4 Sep - Fri, 18 Sep

09:35 - 19:51

GLA

HOU

16h 16m

2 stops

16:15 - 14:40

HOU

GLA

16h 25m

2 stops

£886British Airways

Tue, 1 Sep - Sun, 20 Sep

09:10 - 21:35

GLA

HOU

18h 25m

2 stops

13:00 - 09:40

HOU

GLA

14h 40m

2 stops

£1,016Air France

Wed, 2 Sep - Sat, 19 Sep

09:30 - 19:51

GLA

HOU

16h 21m

2 stops

12:01 - 09:50

HOU

GLA

15h 49m

2 stops

£1,028British Airways

Wed, 16 Sep - Sun, 20 Sep

Delta flights from Glasgow Intl Airport to Houston

Our best Delta deals on Glasgow Intl Airport to Houston flight tickets

Delta

2 Sept

GLA06:00Glasgow Intl

13h 15m

1 stop

IAH13:15Houston George Bush Intcntl

21 Sept

IAH10:45Houston George Bush Intcntl

20h 10m

2 stops

GLA12:55Glasgow Intl

£970

Delta

2 Sept

GLA09:10Glasgow Intl

18h 49m

2 stops

IAH21:59Houston George Bush Intcntl

21 Sept

IAH17:50Houston George Bush Intcntl

16h 20m

2 stops

GLA16:10Glasgow Intl

£974

Delta

31 Aug

GLA13:30Glasgow Intl

29h 45m

1 stop

IAH13:15Houston George Bush Intcntl

23 Sept

IAH11:30Houston George Bush Intcntl

14h 55m

2 stops

GLA08:25Glasgow Intl

£1,000

British Airways flights from Glasgow Intl Airport to Houston

Our best British Airways deals on Glasgow Intl Airport to Houston flight tickets

British Airways

1 Sept

GLA08:35Glasgow Intl

16h 40m

1 stop

IAH19:15Houston George Bush Intcntl

20 Sept

IAH13:24Houston George Bush Intcntl

14h 26m

2 stops

GLA09:50Glasgow Intl

£878

British Airways

1 Sept

GLA09:35Glasgow Intl

16h 16m

2 stops

HOU19:51Houston Hobby

20 Sept

HOU16:15Houston Hobby

16h 25m

2 stops

GLA14:40Glasgow Intl

£886

British Airways

31 Aug

GLA19:35Glasgow Intl

29h 40m

1 stop

IAH19:15Houston George Bush Intcntl

22 Sept

IAH15:30Houston George Bush Intcntl

15h 45m

1 stop

GLA13:15Glasgow Intl

£994

momondo Fare Finder

Use the filters below to find and compare flights from Glasgow Intl Airport to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Thu 4/6

08:35-23:11

1 stop20h 36m

Houston George Bush Intcntl

Sat 4/7

06:45-06:50

1 stop18h 05m

£784

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 26/8

14:20-12:32

2 stops28h 12m

Houston George Bush Intcntl

Tue 8/9

12:25-13:15

2 stops18h 50m

£798

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 26/8

08:35-22:01

1 stop19h 26m

Houston George Bush Intcntl

Tue 8/9

15:20-12:55

1 stop15h 35m

£846

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 29/8

09:05-15:54

1 stop36h 49m

Houston George Bush Intcntl

Tue 22/9

18:42-13:25

2 stops36h 43m

£848

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 29/8

09:05-15:54

1 stop36h 49m

Houston George Bush Intcntl

Thu 17/9

18:42-13:25

2 stops36h 43m

£853

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Sat 29/8

09:05-15:54

1 stop36h 49m

Houston George Bush Intcntl

Mon 21/9

18:42-13:25

2 stops36h 43m

£853

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 4/9

14:20-10:51

2 stops26h 31m

Houston George Bush Intcntl

Fri 18/9

11:45-13:25

2 stops19h 40m

£875

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Tue 1/9

09:35-19:51

2 stops16h 16m

Houston Hobby

Sun 20/9

16:15-14:40

2 stops16h 25m

£886

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 2/9

09:10-21:35

2 stops18h 25m

Houston Hobby

Sat 19/9

13:00-09:40

2 stops14h 40m

£1,016

Fastest return journey

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Wed 16/9

09:30-19:51

2 stops16h 21m

Houston Hobby

Sun 20/9

12:01-09:50

2 stops15h 49m

£1,028

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 Intl Airport to Houston

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 typical price of a round-trip flight between Glasgow Intl Airport and Houston?

What is the cheapest month to fly to Houston?

In general, September is the cheapest month to fly from Glasgow Intl Airport to Houston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £491. If you are unable to visit Houston during the month of September, then departing from Glasgow Intl Airport during the month June is also very affordable. Most momondo users find prices during this month for around £538.

Cheap Glasgow Intl Airport to Houston flight deals and tips

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

Fastest flight time	14h 25m
Direct flights	None

The fastest flight from Glasgow Intl Airport to Houston takes 14h 25m

There are no direct flights from Glasgow Intl Airport to Houston. There are no popular flight routes from Glasgow Intl Airport to Houston.

Search flight deals

Frequently asked questions about flying from Glasgow Intl Airport to Houston

How far is Glasgow Intl to Houston by plane?
Houston is 4573.5 mi away from Glasgow Intl. Flights usually cover this in 14h 25m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Glasgow Intl Airport to Houston?
Prices for flights from Glasgow Intl Airport to Houston are refreshed on a daily basis.
How many operators does momondo search for flights from Glasgow Intl Airport to Houston?
The number of operators available for flights from Glasgow Intl Airport to Houston is 2 as of May 2026.
How old do you have to be to fly from Glasgow Intl Airport to Houston?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Glasgow Intl Airport to Houston.
What documentation or ID do you need to fly to Houston?
The travel and health documents you'll need for your trip to Houston 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 Houston. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Glasgow Intl Airport to Houston

Compare and see reviews for airlines that fly from Glasgow Intl Airport to Houston with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom £538	Free Cancellation	Rating 7.8 1,517 reviews		Search KLM flights
British Airways	PriceFrom £637	Free Cancellation	Rating 6.7 7,977 reviews		Search British Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Glasgow to Houston. momondo saves you time and could save you money on your trip.

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

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

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

momondo provides multiple filters to help you find the best flight to Houston 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 Houston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Glasgow to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.