Cheap flights from London to Glasgow from $33

The cheapest month to fly to Glasgow Intl Airport from London is in January. Flight prices, which tend to average around $90, 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 June is your next best option. Flight prices from London to Glasgow Intl Airport during June average around $111.

Our data shows that Monday is the least expensive day to fly to Glasgow Intl Airport. Tickets to fly out on this day can be as low as $125. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from London to Glasgow Intl Airport for around $184.

Our most recent data shows that the best time of day to fly to Glasgow Intl Airport is in the evening. Flights from London to Glasgow Intl Airport during this time can be as low as $150. Try not to purchase tickets at noon because they tend to be around $177. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from London Stansted to Glasgow Intl for the best London - Glasgow Intl flight prices

You are more likely to see cheaper flights to Glasgow Intl Airport from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Glasgow Intl Airport for around $176 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Glasgow Intl Airport from London for as low as $128 on momondo.

There are 3 cabin classes available to choose from on London to Glasgow Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

No. A direct flight is the cheapest option for a flight between London to Glasgow Intl Airport.

As of March 2026, prices for London to Glasgow Intl Airport flights are approximately 12% more expensive when compared to flights at the same time last year.

Historically, on average around 15% of flights between London and Glasgow have experienced a delay on any given week. The average delay length over the past 12 months has been 103 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 15% of their flights experiencing any sort of delay.

As of March 2026, 27 flights take off from London and land in Glasgow Intl Airport each day. The most common flight departure time for this route is 6:00PM, with 44% of daily flights taking off in the evening.

The number of flights available between London and Glasgow Intl Airport is 192 per week as of March 2026. The most frequent departure day is Tue, with 27% of weekly flights leaving on this day.