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$244+ Cheap flights from Houston to Glasgow

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GLA
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Houston to Glasgow

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Glasgow (GG1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2025.

Round-trip from

$575
(British Airways)

One-way from

$244
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$859
From Houston to Glasgow
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One-way flight from Houston to Glasgow
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Highest demand for flights based on searches. 15% potential increase in price ($145 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Houston to Glasgow

Cheapest flights from Houston to Glasgow
Explore the most affordable flight options available from Houston to Glasgow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This British Airways deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/249:45 pmIAH - GLA
1 stop12h 50mBritish Airways
Wed 12/39:45 amGLA - IAH
2 stops17h 43mBritish Airways
Deal found 9/15$575
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2412:10 pmIAH - GLA
2 stops16h 35mAmerican Airlines
Wed 12/310:55 amGLA - IAH
2 stops19h 14mAmerican Airlines
Deal found 9/14$577
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:39 pmHOU - GLA
2 stops16h 11mAmerican Airlines
Tue 11/46:25 amGLA - HOU
2 stops17h 29mAmerican Airlines
Deal found 9/13$578
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2910:55 amIAH - GLA
2 stops22h 20mBritish Airways
Thu 12/119:55 amGLA - IAH
1 stop16h 05mBritish Airways
Deal found 9/13$581
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2910:55 amIAH - GLA
2 stops22h 20mBritish Airways
Fri 12/512:45 pmGLA - IAH
2 stops16h 50mBritish Airways
Deal found 9/13$589
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/302:26 pmHOU - GLA
2 stops15h 19mAmerican Airlines
Fri 12/58:15 amGLA - HOU
2 stops18h 03mAmerican Airlines
Deal found 9/13$627
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/267:12 pmIAH - GLA
2 stops16h 28mAmerican Airlines
Sun 11/912:50 pmGLA - IAH
2 stops17h 01mAmerican Airlines
Deal found 9/13$627
This British Airways deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2710:45 pmIAH - GLA
1 stop12h 50mBritish Airways
Tue 12/211:40 amGLA - IAH
1 stop32h 25mBritish Airways
Deal found 9/13$630
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/301:18 pmIAH - GLA
2 stops16h 27mBritish Airways
Wed 12/105:55 amGLA - IAH
1 stop14h 10mBritish Airways
Deal found 9/13$631
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/224:54 pmIAH - GLA
2 stops15h 46mAmerican Airlines
Tue 9/305:50 amGLA - IAH
1 stop19h 25mAmerican Airlines
Deal found 9/14$632
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/253:50 pmIAH - GLA
1 stop12h 55mAmerican Airlines
Wed 12/35:55 amGLA - IAH
2 stops20h 14mAmerican Airlines
Deal found 9/13$637
This FlightHub deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/314:41 pmHOU - GLA
2 stops17h 59mBritish Airways
Thu 12/411:30 amGLA - HOU
2 stops18h 28mBritish Airways
Deal found 9/13$639

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Glasgow 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, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Houston to Glasgow that are best for you.

Fly from

Houston

Fly to

Glasgow

Route

Depart

Return

Price

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 11/24

9:45 pm-4:35 pm

1 stop12h 50m

Glasgow Intl

Wed 12/3

9:45 am-9:28 pm

2 stops17h 43m

$575

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 11/25

5:45 pm-3:50 pm

2 stops16h 05m

Glasgow Intl

Wed 12/3

5:55 am-8:09 pm

2 stops20h 14m

$577

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 10/26

7:12 pm-4:40 pm

2 stops16h 28m

Glasgow Intl

Sun 11/9

6:35 am-5:16 pm

2 stops16h 41m

$627

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 11/2

3:50 pm-1:15 pm

1 stop15h 25m

Glasgow Intl

Tue 12/2

3:20 pm-2:05 pm

1 stop28h 45m

$630

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 10/28

4:50 pm-10:45 am

1 stop12h 55m

Glasgow Intl

Tue 12/2

7:10 pm-2:05 pm

1 stop24h 55m

$630

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Wed 10/15

3:30 pm-11:25 am

1 stop13h 55m

Glasgow Intl

Wed 11/5

9:45 am-9:30 pm

2 stops17h 45m

$640

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Wed 10/29

6:39 pm-3:50 pm

2 stops16h 11m

Glasgow Intl

Wed 11/5

5:55 am-5:54 pm

2 stops17h 59m

$642

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Mon 11/24

12:15 pm-9:50 am

2 stops15h 35m

Glasgow Intl

Wed 12/3

5:55 am-8:18 pm

2 stops20h 23m

$642

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Thu 10/30

6:44 pm-4:40 pm

2 stops16h 56m

Glasgow Intl

Wed 12/10

1:25 pm-11:46 pm

2 stops16h 21m

$742

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Fri 10/31

6:44 pm-4:35 pm

2 stops16h 51m

Glasgow Intl

Tue 12/9

1:25 pm-11:46 pm

2 stops16h 21m

$825

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 21 results
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Best time to book a flight from Houston to Glasgow

Have a flexible travel schedule? Discover the best time to fly to Glasgow from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston to Glasgow

What is the cheapest month to book a flight from Houston to Glasgow?

Currently, November is the cheapest month in which you can book a flight from Houston to Glasgow (average of $664). Flying from Houston to Glasgow in June is currently the most expensive (average of $1,150). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HOU to GLA?

Find hourly flight availability from Houston to Glasgow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 20% on flights from Houston to Glasgow by exploring options for tickets at noon.

What is the cheapest day to fly from Houston to Glasgow?

Use this chart to determine the cheapest time to fly round-trip from Houston to Glasgow. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Houston to Glasgow flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Glasgow

Get insights into the airlines that provide service to Glasgow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Glasgow. Reviews last updated September 15, 2025.
See what other customers who have flown with American Airlines and British Airways from Houston to Glasgow have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Crew

8.0

Food

6.4

Overall

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Crew

8.0

Food

6.4

Overall

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
British Airways
6.7
Okay
7,361 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Crew

8.0

Food

6.4

Overall

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

Related info for your journey

Find useful and relevant information for your journey from Houston to Glasgow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Houston to Glasgow?

    For as low as $575, British Airways can have you in Glasgow from Houston in 12h 50m. Houston and Glasgow are separated by a distance of 4560 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Houston to Glasgow round-trip?

    Our cheapest airline available from Houston to Glasgow is British Airways. Our recent data shows that you can find tickets from as low as $600 on this airline. An additional option worth looking into is American Airlines, starting at $626. These flights start at 27% lower than the current average price 3 months from now.

  • Can I find deals for flights from Houston to Glasgow that include hotel bookings?

    Yes. In addition to deals on Houston to Glasgow flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Glasgow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Glasgow.

  • Can I find deals for business class flights from Houston to Glasgow?

    Yes. Cheapflights offers flight deals from Houston to Glasgow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston to Glasgow?

    Currently, November is the cheapest month in which you can book a flight from Houston to Glasgow (average of $664). Flying from Houston to Glasgow in June is currently the most expensive (average of $1,150). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 5 airlines flying from Houston to Glasgow

Discover the top 5 airlines that operate flights from Houston to Glasgow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$579Average$910FlexibilityNo cancel feeOn-time71%
British AirwaysCheapest$600Average$853FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$712Average$1,089FlexibilityNo cancel feeOn-time69%
DeltaCheapest$737Average$1,499FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$886Average$1,192FlexibilityNo cancel feeOn-time75%

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