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Cheap flights from Houston to Glasgow from $456

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Glasgow departing on 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
KLM Logo
3:30 pm - 12:45 pmIAH-GLA
15h 15m1 stop
KLM Logo
5:20 pm - 1:30 pmGLA-IAH
26h 10m1 stop
$610KLM
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Mon, Nov 24 - Wed, Dec 3
KLM Logo
3:30 pm - 12:45 pmIAH-GLA
15h 15m1 stop
KLM Logo
6:05 am - 5:47 pmGLA-IAH
17h 42m2 stops
$620KLM
Find Deal
Mon, Nov 24 - Wed, Dec 3
Delta Logo
12:59 pm - 4:35 pmIAH-GLA
21h 36m2 stops
Delta Logo
6:05 am - 9:11 pmGLA-IAH
21h 06m2 stops
$624Delta
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Tue, Nov 25 - Wed, Dec 3
Delta Logo
3:09 pm - 12:45 pmIAH-GLA
15h 36m2 stops
Delta Logo
6:05 am - 6:19 pmGLA-IAH
18h 14m2 stops
$625Delta
Find Deal
Mon, Nov 24 - Wed, Dec 3
Multiple Airlines Logo
3:30 pm - 4:35 pmIAH-GLA
19h 05m1 stop
Multiple Airlines Logo
5:20 pm - 1:30 pmGLA-IAH
26h 10m1 stop
$630Multiple Airlines
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Tue, Nov 25 - Wed, Dec 3
American Airlines Logo
6:28 pm - 4:35 pmIAH-GLA
16h 07m2 stops
American Airlines Logo
5:55 am - 8:37 pmGLA-IAH
20h 42m2 stops
$649American Airlines
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Mon, Nov 24 - Wed, Dec 3
Multiple Airlines Logo
12:10 pm - 12:05 pmIAH-GLA
17h 55m2 stops
Multiple Airlines Logo
6:10 am - 5:03 pmGLA-IAH
16h 53m2 stops
$690Multiple Airlines
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Sun, Dec 7 - Mon, Dec 15
British Airways Logo
4:50 pm - 1:05 pmIAH-GLA
15h 15m1 stop
British Airways Logo
3:35 pm - 1:40 pmGLA-IAH
28h 05m1 stop
$693British Airways
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Fri, Mar 27 - Tue, Mar 31
British Airways Logo
4:50 pm - 1:05 pmIAH-GLA
15h 15m1 stop
British Airways Logo
10:55 am - 1:40 pmGLA-IAH
32h 45m1 stop
$694British Airways
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Fri, Mar 27 - Tue, Mar 31
American Airlines Logo
6:29 pm - 3:10 pmHOU-GLA
15h 41m2 stops
American Airlines Logo
9:15 am - 8:02 pmGLA-HOU
16h 47m2 stops
$1,708American Airlines
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Fri, Mar 27 - Tue, Mar 31

American Airlines flights from Houston to Glasgow Intl Airport

Our best American Airlines deals on Houston to Glasgow Intl Airport flight tickets
American Airlines
Nov 24
IAH6:28 pmHouston George Bush Intcntl
16h 07m
2 stops
GLA4:35 pmGlasgow Intl
Dec 3
GLA5:55 amGlasgow Intl
20h 42m
2 stops
IAH8:37 pmHouston George Bush Intcntl
$649
Find similar
American Airlines
Mar 27
HOU6:29 pmHouston Hobby
15h 41m
2 stops
GLA3:10 pmGlasgow Intl
Mar 31
GLA9:15 amGlasgow Intl
16h 47m
2 stops
HOU8:02 pmHouston Hobby
$1,708
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American Airlines
Jan 1
HOU12:09 pmHouston Hobby
16h 36m
2 stops
GLA10:45 amGlasgow Intl
Jan 11
GLA6:35 amGlasgow Intl
17h 31m
2 stops
HOU6:06 pmHouston Hobby
$4,473
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Lufthansa flights from Houston to Glasgow Intl Airport

Our best Lufthansa deals on Houston to Glasgow Intl Airport flight tickets
Lufthansa
Dec 7
IAH4:30 pmHouston George Bush Intcntl
13h 35m
1 stop
GLA12:05 pmGlasgow Intl
Dec 15
GLA1:10 pmGlasgow Intl
39h 37m
2 stops
IAH10:47 pmHouston George Bush Intcntl
$664
Find similar
Lufthansa
Nov 2
IAH8:22 pmHouston George Bush Intcntl
33h 33m
2 stops
GLA11:55 amGlasgow Intl
Nov 17
GLA1:10 pmGlasgow Intl
31h 25m
1 stop
IAH2:35 pmHouston George Bush Intcntl
$675
Find similar
Lufthansa
Nov 2
IAH8:22 pmHouston George Bush Intcntl
33h 33m
2 stops
GLA11:55 amGlasgow Intl
Nov 9
GLA12:45 pmGlasgow Intl
31h 50m
1 stop
IAH2:35 pmHouston George Bush Intcntl
$724
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momondo Fare Finder

 
Customize your flight search to find flights from Houston to Glasgow Intl Airport 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, momondo users made 832,500 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Houston to Glasgow Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 11/24

3:30 pm-12:45 pm

1 stop15h 15m

Glasgow Intl

Wed 12/3

5:20 pm-1:30 pm

1 stop26h 10m

$610

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 11/24

3:30 pm-12:45 pm

1 stop15h 15m

Glasgow Intl

Wed 12/3

6:05 am-5:47 pm

2 stops17h 42m

$620

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 11/25

12:59 pm-4:35 pm

2 stops21h 36m

Glasgow Intl

Wed 12/3

6:05 am-9:11 pm

2 stops21h 06m

$624

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 11/24

3:09 pm-12:45 pm

2 stops15h 36m

Glasgow Intl

Wed 12/3

6:05 am-6:19 pm

2 stops18h 14m

$625

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Tue 11/25

3:30 pm-4:35 pm

1 stop19h 05m

Glasgow Intl

Wed 12/3

5:20 pm-1:30 pm

1 stop26h 10m

$630

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Mon 11/24

6:28 pm-4:35 pm

2 stops16h 07m

Glasgow Intl

Wed 12/3

5:55 am-8:37 pm

2 stops20h 42m

$649

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Sun 12/7

12:10 pm-12:05 pm

2 stops17h 55m

Glasgow Intl

Mon 12/15

6:10 am-5:03 pm

2 stops16h 53m

$690

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Fri 3/27

4:50 pm-1:05 pm

1 stop15h 15m

Glasgow Intl

Tue 3/31

3:35 pm-1:40 pm

1 stop28h 05m

$693

HoustonGlasgow

IAH - GLA

IAHGLA

Houston George Bush Intcntl

Fri 3/27

4:50 pm-1:05 pm

1 stop15h 15m

Glasgow Intl

Tue 3/31

10:55 am-1:40 pm

1 stop32h 45m

$694

HoustonGlasgow

HOU - GLA

HOUGLA

Houston Hobby

Fri 3/27

6:29 pm-3:10 pm

2 stops15h 41m

Glasgow Intl

Tue 3/31

9:15 am-8:02 pm

2 stops16h 47m

$1,708

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Glasgow from

How to get the cheapest flight ticket from Houston to Glasgow Intl Airport

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

What is the cheapest month to fly to Glasgow Intl Airport?

The cheapest month to fly to Glasgow Intl Airport from Houston is in January. Flight prices, which tend to average around $643, are often lower during this time because this is during the off-season. If you’re not able to fly to Glasgow Intl Airport in January, then April is your next best option. Flight prices from Houston to Glasgow Intl Airport during April average around $658.

What is the cheapest day to depart on your flight to Glasgow Intl Airport?

Our data shows that Sunday is the least expensive day to fly to Glasgow Intl Airport. Tickets to fly out on this day can be as low as $816. When flying out on a Thursday, the most expensive travel day of the week, you can expect to see flight prices from Houston to Glasgow Intl Airport for around $1,076.

What is the cheapest time of day to depart on your flight to Glasgow Intl Airport?

Our most recent data shows that the best time of day to fly to Glasgow Intl Airport is in the afternoon. Flights from Houston to Glasgow Intl Airport during this time can be as low as $996. Try not to purchase tickets at noon because they tend to be around $1,179. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Houston to Glasgow Intl Airport flight deals and tips

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

Direct flights

None
There are no direct flights from Houston to Glasgow Intl Airport. There are no popular flight routes from Houston to Glasgow Intl Airport.
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  • How far is Houston to Glasgow Intl by plane?

    Glasgow Intl is 4573.5 mi away from Houston. A reasonable flight in good conditions will take 11h 40m.

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

    Prices for flights from Houston to Glasgow Intl Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Houston to Glasgow Intl Airport.

  • What documentation or ID do you need to fly to Glasgow Intl Airport?

    The travel and health documents required for your trip to Glasgow Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Glasgow Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Houston to Glasgow Intl Airport

Compare and see reviews for airlines that fly from Houston to Glasgow Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $600Free CancellationRating
6.7
7,483 reviews
Search British Airways flights
American AirlinesPriceFrom $626Free CancellationRating
7.2
11,032 reviews
Search American Airlines flights

Traveling to a place near Glasgow?

Book flights to Glasgow if you plan to visit one of these locations
Paisley
Glencoe
Dumbarton
Inveraray
Kinlochleven
Alexandria
Kilmarnock
Arrochar
Dunoon
Ballachulish
East Kilbride
Renfrew
Tarbert

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Glasgow from Houston.

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

momondo does allow users to show only those flights to Glasgow from Houston which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Houston to Glasgow flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Houston to Glasgow right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Houston to Glasgow now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Glasgow and let you know when they change.

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