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$398+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — GLA
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
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 December 28, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/27. 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 12/284:20 pmIAH - GLA
1 stop12h 25mMultiple Airlines
Sun 1/46:35 amGLA - IAH
2 stops16h 56mMultiple Airlines
Deal found 12/27$5,237
This oojo deal was found by Cheapflights users on 12/27. 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.
Sun 12/284:17 pmHOU - GLA
2 stops16h 18mBritish Airways
Sat 1/36:50 pmGLA - HOU
2 stops34h 56mBritish Airways
Deal found 12/27$8,467

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 December 28, 2025.

Round-trip from

$640
(oojo)

One-way from

$398
(Air Canada)

Popular in

July

Cheapest in

January

Average price

$971
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. 13% potential increase in price ($131 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 December 2025
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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 December 28, 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

Wed 1/14

11:18 am-2:15 pm

2 stops20h 57m

Glasgow Intl

Fri 1/23

6:35 am-2:05 pm

1 stop13h 30m

$644

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Wed 1/14

4:55 pm-2:15 pm

2 stops15h 20m

Glasgow Intl

Fri 1/23

6:35 am-6:06 pm

2 stops17h 31m

$661

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Wed 1/14

1:57 pm-12:50 pm

2 stops16h 53m

Glasgow Intl

Fri 1/23

8:15 am-9:10 pm

2 stops18h 55m

$661

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Wed 1/14

7:15 am-9:55 am

2 stops20h 40m

Glasgow Intl

Fri 1/23

6:05 am-1:30 pm

1 stop13h 25m

$664

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 3/2

3:50 pm-9:50 am

1 stop12h 00m

Glasgow Intl

Mon 3/9

12:45 pm-9:00 pm

1 stop13h 15m

$671

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Fri 1/16

3:30 pm-4:35 pm

1 stop19h 05m

Glasgow Intl

Wed 1/21

5:20 pm-1:30 pm

1 stop26h 10m

$709

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Fri 1/16

2:41 pm-1:05 pm

2 stops16h 24m

Glasgow Intl

Wed 1/21

11:40 am-11:59 pm

2 stops18h 19m

$710

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Fri 1/16

3:30 pm-10:10 pm

1 stop24h 40m

Glasgow Intl

Wed 1/21

6:05 am-6:46 pm

2 stops18h 41m

$719

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Fri 1/16

3:30 pm-4:35 pm

1 stop19h 05m

Glasgow Intl

Wed 1/21

6:05 am-11:57 pm

2 stops23h 52m

$719

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Sun 5/3

2:32 pm-11:30 am

2 stops14h 58m

Glasgow Intl

Sat 5/9

6:55 am-5:59 pm

2 stops17h 04m

$742

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 34 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 $578). Flying from Houston to Glasgow in June is currently the most expensive (average of $882). 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 December 28, 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
11,070 reviews

Entertainment

6.9

Overall

7.2

Food

6.5

Boarding

7.5

Crew

8.0

Comfort

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
11,070 reviews
American Airlines
7.2
Good
11,070 reviews

Entertainment

6.9

Overall

7.2

Food

6.5

Boarding

7.5

Crew

8.0

Comfort

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
7,616 reviews
American Airlines
7.2
Good
11,070 reviews

Entertainment

6.9

Overall

7.2

Food

6.5

Boarding

7.5

Crew

8.0

Comfort

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 $661, British Airways can have you in Glasgow from Houston in 15h 20m. Houston and Glasgow are separated by a distance of 4576 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 28% 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 $578). Flying from Houston to Glasgow in June is currently the most expensive (average of $882). 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 4 airlines flying from Houston to Glasgow

Discover the top 4 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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$600Average$866FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$628Average$1,003FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$731Average$1,071FlexibilityNo cancel feeOn-time69%
KLMCheapest$886Average$1,119FlexibilityNo cancel feeOn-time75%

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