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

British Airways, American Airlines, and Iberia 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 March 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.

£307 Cheap Flights from Glasgow Intl Airport to Houston in 2026

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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.

07:05 - 22:34

GLA

IAH

21h 29m

2 stops

06:46 - 15:15

IAH

GLA

26h 29m

3 stops

£898Multiple Airlines

Tue, 7 Apr - Tue, 14 Apr

10:15 - 22:34

GLA

IAH

18h 19m

2 stops

11:15 - 13:25

IAH

GLA

20h 10m

2 stops

£902Multiple Airlines

Wed, 8 Apr - Tue, 14 Apr

10:15 - 22:34

GLA

IAH

18h 19m

2 stops

05:45 - 13:25

IAH

GLA

25h 40m

3 stops

£923Multiple Airlines

Wed, 8 Apr - Tue, 14 Apr

08:35 - 19:15

GLA

IAH

16h 40m

1 stop

15:30 - 10:30

IAH

GLA

13h 00m

1 stop

£951British Airways

Fri, 11 Sep - Tue, 15 Sep

07:00 - 19:15

GLA

IAH

18h 15m

1 stop

13:24 - 09:40

IAH

GLA

14h 16m

2 stops

£955British Airways

Fri, 11 Sep - Tue, 15 Sep

06:00 - 23:07

GLA

HOU

23h 07m

2 stops

06:00 - 08:25

HOU

GLA

20h 25m

2 stops

£955Delta

Mon, 4 May - Mon, 11 May

05:50 - 15:58

GLA

HOU

16h 08m

2 stops

20:22 - 18:40

HOU

GLA

16h 18m

2 stops

£956British Airways

Fri, 11 Sep - Tue, 15 Sep

09:30 - 23:49

GLA

IAH

20h 19m

2 stops

15:30 - 09:50

IAH

GLA

12h 20m

1 stop

£956British Airways

Wed, 29 Apr - Sun, 3 May

06:00 - 23:07

GLA

HOU

23h 07m

2 stops

10:27 - 08:25

HOU

GLA

15h 58m

2 stops

£957Delta

Thu, 30 Apr - Thu, 7 May

06:00 - 23:07

GLA

HOU

23h 07m

2 stops

10:27 - 08:25

HOU

GLA

15h 58m

2 stops

£958Delta

Tue, 5 May - Tue, 12 May

British Airways flights from Glasgow Intl Airport to Houston

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

British Airways

11 Sept

GLA08:35Glasgow Intl

16h 40m

1 stop

IAH19:15Houston George Bush Intcntl

15 Sept

IAH15:30Houston George Bush Intcntl

13h 00m

1 stop

GLA10:30Glasgow Intl

£951

British Airways

11 Sept

GLA07:00Glasgow Intl

18h 15m

1 stop

IAH19:15Houston George Bush Intcntl

15 Sept

IAH13:24Houston George Bush Intcntl

14h 16m

2 stops

GLA09:40Glasgow Intl

£955

British Airways

11 Sept

GLA05:50Glasgow Intl

16h 08m

2 stops

HOU15:58Houston Hobby

15 Sept

HOU20:22Houston Hobby

16h 18m

2 stops

GLA18:40Glasgow Intl

£956

Delta flights from Glasgow Intl Airport to Houston

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

Delta

4 May

GLA06:00Glasgow Intl

23h 07m

2 stops

HOU23:07Houston Hobby

11 May

HOU06:00Houston Hobby

20h 25m

2 stops

GLA08:25Glasgow Intl

£955

Delta

2 May

GLA06:00Glasgow Intl

23h 07m

2 stops

HOU23:07Houston Hobby

9 May

HOU10:27Houston Hobby

23h 48m

2 stops

GLA16:15Glasgow Intl

£1,015

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

Tue 7/4

07:05-22:34

2 stops21h 29m

Houston George Bush Intcntl

Tue 14/4

06:46-15:15

3 stops26h 29m

£898

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 8/4

10:15-22:34

2 stops18h 19m

Houston George Bush Intcntl

Tue 14/4

11:15-13:25

2 stops20h 10m

£902

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 8/4

10:15-22:34

2 stops18h 19m

Houston George Bush Intcntl

Tue 14/4

05:45-13:25

3 stops25h 40m

£923

Fastest return journey

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 11/9

08:35-19:15

1 stop16h 40m

Houston George Bush Intcntl

Tue 15/9

15:30-10:30

1 stop13h 00m

£951

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Fri 11/9

07:00-19:15

1 stop18h 15m

Houston George Bush Intcntl

Tue 15/9

13:24-09:40

2 stops14h 16m

£955

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Mon 4/5

06:00-23:07

2 stops23h 07m

Houston Hobby

Mon 11/5

06:00-08:25

2 stops20h 25m

£955

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Fri 11/9

05:50-15:58

2 stops16h 08m

Houston Hobby

Tue 15/9

20:22-18:40

2 stops16h 18m

£956

GlasgowHouston

GLA - IAH

GLAIAH

Glasgow Intl

Wed 29/4

09:30-23:49

2 stops20h 19m

Houston George Bush Intcntl

Sun 3/5

15:30-09:50

1 stop12h 20m

£956

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Thu 30/4

06:00-23:07

2 stops23h 07m

Houston Hobby

Thu 7/5

10:27-08:25

2 stops15h 58m

£957

GlasgowHouston

GLA - HOU

GLAHOU

Glasgow Intl

Tue 5/5

06:00-23:07

2 stops23h 07m

Houston Hobby

Tue 12/5

10:27-08:25

2 stops15h 58m

£958

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 cheapest month to fly to Houston?

In general, August 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 £647. If you are unable to visit Houston during the month of August, then departing from Glasgow Intl Airport during the month February is also very affordable. Most momondo users find prices during this month for around £743.

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	15h 40m
Direct flights	None

The fastest flight from Glasgow Intl Airport to Houston takes 15h 40m

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

How far is Glasgow Intl to Houston by plane?
Houston is 4573.5 mi away from Glasgow Intl. Flights usually cover this in 15h 40m, 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 March 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 £547	Free Cancellation	Rating 7.8 1,477 reviews		Search KLM flights
British Airways	PriceFrom £647	Free Cancellation	Rating 6.7 7,807 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.