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$258+ 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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GLA
Mar 22 — Mar 291
Sun 3/22
Sun 3/29
1 adult, Economy
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Cheap 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 February 20, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 2/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/199:05 pm
IAH
-
GLA
1 stop14h 35m
British Airways
Wed 4/299:30 am
GLA
-
IAH
1 stop15h 45m
British Airways
Deal found 2/19$661
This Cheapflightsfares deal was found by Cheapflights users on 2/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/193:30 pm
IAH
-
GLA
1 stop12h 20m
British Airways
Tue 4/285:55 am
GLA
-
IAH
1 stop13h 30m
British Airways
Deal found 2/17$662
This oojo deal was found by Cheapflights users on 2/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:43 pm
IAH
-
GLA
2 stops15h 57m
British Airways
Mon 4/138:50 pm
GLA
-
IAH
1 stop22h 35m
British Airways
Deal found 2/16$663
This Delta deal was found by Cheapflights users on 2/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:30 am
IAH
-
GLA
2 stops21h 00m
Delta
Tue 3/316:00 am
GLA
-
IAH
1 stop13h 15m
Delta
Deal found 2/17$667
This KLM deal was found by Cheapflights users on 2/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:20 pm
IAH
-
GLA
1 stop25h 50m
KLM
Wed 9/234:55 pm
GLA
-
IAH
1 stop26h 20m
KLM
Deal found 2/19$676
This American Airlines deal was found by Cheapflights users on 2/20. 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 4/198:21 pm
HOU
-
GLA
2 stops15h 19m
American Airlines
Wed 4/2910:50 am
GLA
-
HOU
2 stops18h 57m
American Airlines
Deal found 2/20$680
This American Airlines deal was found by Cheapflights users on 2/19. 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 4/1912:10 pm
IAH
-
GLA
2 stops15h 40m
American Airlines
Wed 4/299:30 am
GLA
-
IAH
2 stops18h 59m
American Airlines
Deal found 2/19$680
This FlightHub deal was found by Cheapflights users on 2/19. 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.
Mon 4/205:25 pm
IAH
-
GLA
2 stops19h 15m
British Airways
Mon 5/47:35 pm
GLA
-
IAH
1 stop23h 50m
British Airways
Deal found 2/19$684
This American Airlines deal was found by Cheapflights users on 2/19. 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 4/208:21 pm
HOU
-
GLA
2 stops16h 19m
American Airlines
Mon 5/45:50 am
GLA
-
HOU
2 stops15h 58m
American Airlines
Deal found 2/19$730
This American Airlines deal was found by Cheapflights users on 2/17. 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.
Fri 4/38:20 pm
HOU
-
GLA
2 stops16h 35m
American Airlines
Fri 4/101:25 pm
GLA
-
HOU
2 stops16h 22m
American Airlines
Deal found 2/17$731
This American Airlines deal was found by Cheapflights users on 2/19. 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 8/208:25 pm
HOU
-
GLA
2 stops15h 05m
American Airlines
Mon 8/241:25 pm
GLA
-
HOU
2 stops16h 21m
American Airlines
Deal found 2/19$780
This American Airlines deal was found by Cheapflights users on 2/17. 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.
Fri 4/312:18 pm
HOU
-
GLA
2 stops15h 17m
American Airlines
Sun 4/1210:10 am
GLA
-
HOU
2 stops19h 37m
American Airlines
Deal found 2/17$781

Find 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 February 20, 2026.

Round-trip from

$661
(Cheapflightsfares)

One-way from

$258
(Kiwi.com)

Popular in

July

Cheapest in

January

Average price

$669
From Houston to Glasgow
Search Deals
One-way flight from Houston to Glasgow
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($118 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 20, 2026.
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 4/20

9:05 pm-4:10 pm

1 stop13h 05m

Glasgow Intl

Mon 5/4

8:50 pm-1:25 pm

1 stop22h 35m

$661

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 3/3

3:30 pm-10:10 pm

1 stop24h 40m

Glasgow Intl

Tue 3/31

1:30 pm-1:15 pm

1 stop29h 45m

$662

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 4/19

3:30 pm-9:50 am

1 stop12h 20m

Glasgow Intl

Wed 4/29

10:50 am-7:15 pm

1 stop14h 25m

$662

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 3/3

5:30 am-8:30 am

2 stops21h 00m

Glasgow Intl

Tue 3/31

6:00 am-1:15 pm

1 stop13h 15m

$667

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Sun 4/19

8:21 pm-5:40 pm

2 stops15h 19m

Glasgow Intl

Wed 4/29

1:20 pm-11:47 pm

2 stops16h 27m

$680

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 4/19

7:59 pm-5:40 pm

2 stops15h 41m

Glasgow Intl

Wed 4/29

9:30 am-8:42 pm

2 stops17h 12m

$681

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 5/4

3:20 pm-11:10 pm

1 stop25h 50m

Glasgow Intl

Fri 5/8

6:00 am-1:15 pm

1 stop13h 15m

$706

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Mon 4/20

8:21 pm-6:40 pm

2 stops16h 19m

Glasgow Intl

Mon 5/4

5:50 am-3:48 pm

2 stops15h 58m

$730

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Fri 4/3

8:20 pm-6:55 pm

2 stops16h 35m

Glasgow Intl

Fri 4/10

1:25 pm-11:47 pm

2 stops16h 22m

$731

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Mon 4/6

8:20 pm-5:40 pm

2 stops15h 20m

Glasgow Intl

Mon 4/13

5:50 am-3:48 pm

2 stops15h 58m

$731

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/16

Showing 1-10 of 36 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, October is the cheapest month in which you can book a flight from Houston to Glasgow (average of $575). Flying from Houston to Glasgow in June is currently the most expensive (average of $915). 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.

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 February 20, 2026.
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
11,321 reviews

Comfort

7.2

Crew

8.0

Overall

7.2

Boarding

7.5

Entertainment

6.9

Food

6.4

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
11,321 reviews
American Airlines
7.2
Good
11,321 reviews

Comfort

7.2

Crew

8.0

Overall

7.2

Boarding

7.5

Entertainment

6.9

Food

6.4

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
7,755 reviews
American Airlines
7.2
Good
11,321 reviews

Comfort

7.2

Crew

8.0

Overall

7.2

Boarding

7.5

Entertainment

6.9

Food

6.4

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 $661, British Airways can have you in Glasgow from Houston in 13h 05m. 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 $628. These flights start at 30% 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, October is the cheapest month in which you can book a flight from Houston to Glasgow (average of $575). Flying from Houston to Glasgow in June is currently the most expensive (average of $915). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 February 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$600Average$914FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$628Average$1,072FlexibilityNo cancel feeOn-time71%
DeltaCheapest$632Average$1,077FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$712Average$1,058FlexibilityNo cancel feeOn-time69%
KLMCheapest$886Average$1,119FlexibilityNo cancel feeOn-time75%

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