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Cheap flights from London Heathrow Airport to Glasgow Intl Airport from C$ 104

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 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — GLA
3 Aug — 10 Aug1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Glasgow Intl are usually found in January or November, booked 87 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap flight deals from Heathrow to Glasgow Intl

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Glasgow Intl (GLA). 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 29 July 2025.

Round-trip from

C$ 161

One-way from

C$ 104

Popular in

June

Cheapest in

January

Average price

C$ 262

Good one-way deal

C$ 154 or less
British Airways
  • British Airways
  • 24/8-24/8
  • Nonstop
  • 2h 45m total
  • London to Glasgow
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British Airways
  • British Airways
  • 20/8
  • Nonstop
  • 1h 25m total
  • London to Glasgow
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Highest demand for flights based on searches. 17% potential increase in price (C$ 62 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 8 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a one-way flight from London Heathrow to Glasgow Intl.
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Find flight deals from Heathrow to Glasgow Intl

Cheapest flights from Heathrow to Glasgow Intl
Explore the most affordable flight options available from Heathrow to Glasgow Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2025.

Sun 24/87:55 a.m.LHR - GLA
Nonstop1h 25mBritish Airways
Sun 24/88:25 p.m.GLA - LHR
Nonstop1h 20mBritish Airways
Deal found 27/7C$ 161
Wed 10/96:15 a.m.LHR - GLA
1 stop9h 15mMultiple Airlines
Wed 17/98:25 a.m.GLA - LHR
1 stop4h 05mMultiple Airlines
Deal found 28/7C$ 316

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to Glasgow Intl 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 629,999 searches. Data last updated 29 July 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Glasgow Intl Airport that are best for you.

Fly from

Heathrow

Fly to

Glasgow Intl

Route

Depart

Return

Price

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Sun 24/8

7:55 a.m.-9:20 a.m.

Nonstop1h 25m

Glasgow Intl

Sun 24/8

8:25 p.m.-9:45 p.m.

Nonstop1h 20m

C$ 161

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 10/9

6:15 a.m.-3:30 p.m.

1 stop9h 15m

Glasgow Intl

Wed 17/9

8:25 a.m.-12:30 p.m.

1 stop4h 05m

C$ 316

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 20/8

8:35 p.m.-10:00 p.m.

Nonstop1h 25m

C$ 104

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 10/9

7:40 a.m.-1:00 p.m.

1 stop5h 20m

C$ 147

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 24/9

4:15 p.m.-11:35 a.m.

1 stop19h 20m

C$ 311

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Fri 15/8

7:15 p.m.-11:10 p.m.

1 stop3h 55m

C$ 531

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Wed 3/9

6:10 p.m.-11:05 p.m.

2 stops28h 55m

C$ 572

LondonGlasgow

LHR - GLA

LHRGLA

London Heathrow

Mon 15/9

5:30 p.m.-11:00 p.m.

1 stop5h 30m

C$ 612

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/7

Best time to book a flight from Heathrow to Glasgow Intl

Have a flexible travel schedule? Discover the best time to fly to Glasgow Intl from Heathrow 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 London Heathrow Airport to Glasgow Intl Airport

How far ahead should I book a flight from London Heathrow Airport to Glasgow Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to Glasgow Intl. Price data was last updated on 25 July 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Glasgow Intl Airport, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London Heathrow Airport to Glasgow Intl Airport?

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Glasgow Intl Airport (average of C$ 570). Flying from London Heathrow Airport to Glasgow Intl Airport in December is currently the most expensive (average of C$ 977). 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 LHR to GLA?

Find hourly flight availability from Heathrow to Glasgow Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 29 July 2025.

It’s optimal to fly from London Heathrow Airport to Glasgow Intl Airport in the evening. By choosing this option you can save up to 36% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Glasgow Intl

Get insights into the airlines that provide service to Glasgow Intl. 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 Intl. Reviews last updated 29 July 2025.
See what other customers who have flown with KLM,LOT, andLufthansa from London Heathrow Airport to Glasgow Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,383 reviews
Check prices

Overall

7.8

Boarding

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,383 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Overall

7.8

Boarding

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
LOT
7.6
Good
1,105 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Overall

7.8

Boarding

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Lufthansa
6.8
Okay
7,265 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Overall

7.8

Boarding

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.6
Okay
7,208 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Overall

7.8

Boarding

7.8

Comfort

7.7

Food

7.3

Crew

8.4

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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

  • What is the cheapest airline to fly from London Heathrow Airport to Glasgow Intl Airport round-trip?

    Our cheapest airline available from London Heathrow Airport to Glasgow Intl Airport is British Airways. Our recent data shows that you can find tickets from as low as C$ 161 on this airline. You may be able to fly from London Heathrow Airport to Glasgow Intl Airport for 28% less than the average price by searching for this airline.

  • What are the cheapest airlines to fly from London Heathrow Airport to Glasgow Intl Airport one-way?

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as C$ 104. Users have also found prices from C$ 311 and C$ 531 on Loganair and KLM, respectively.

  • What are the most reliable airlines from London Heathrow Airport to Glasgow Intl Airport?

    The top 3 most reliable airlines when flying from London Heathrow Airport to Glasgow Intl Airport are China Southern (85%), Malaysia Airlines (77%) and Iberia (75%).

  • What are the cheapest flights from London Heathrow Airport to Glasgow Intl Airport?

    On average you can expect to pay C$ 257 for a flight from London Heathrow Airport to Glasgow Intl Airport. The cheapest flight overall is C$ 154 while the most popular route, (London Heathrow - Glasgow Intl) is currently priced at C$ 143.

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

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

  • How can I find direct flights from Heathrow to Glasgow Intl?

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

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

    Yes. Cheapflights offers flight deals from Heathrow to Glasgow Intl 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 London Heathrow Airport to Glasgow Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to Glasgow Intl Airport (average of C$ 570). Flying from London Heathrow Airport to Glasgow Intl Airport in December is currently the most expensive (average of C$ 977). 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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Alternative routes for Heathrow to Glasgow Intl

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Glasgow Intl flights

Top airline flying from Heathrow to Glasgow Intl

Discover the top airline that operate flights from Heathrow to Glasgow Intl. 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 629,999 searches. Data last updated 29 July 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapestC$ 126AverageC$ 194FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Heathrow to Glasgow Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Heathrow to Glasgow Intl. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Glasgow Intl?

Cheapflights simply makes it quick and affordable to book flights from Heathrow to Glasgow Intl by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Heathrow to Glasgow Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Glasgow Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow to Glasgow Intl become cheaper?

Of course! You can now track prices for flights from Heathrow to Glasgow Intl and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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