How long is the flight from Glasgow to Colorado?

Airlines like Icelandair, American Airlines, and British Airways fly from Glasgow to Colorado in about 12h 30m. The time it takes to get you to your destination can typically vary by up to 23h 43m. Glasgow and Colorado are separated by a distance of 4350 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

In terms of precipitation, rainfall in Colorado ranges from 13.0 - 58.0 inches per month. May is typically the wettest month, when rainfall can reach 58.0 mm. January is typically the driest time to visit Colorado when rainfall is around 13.0 mm.

If weather is an important factor for your trip to Colorado, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -1.0 C).

Can I find deals for flights from Glasgow to Colorado that include hotel bookings?

Yes. In addition to deals on Glasgow to Colorado flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Glasgow to Colorado?

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

Can I find deals for business class flights from Glasgow to Colorado?

Yes. Cheapflights offers flight deals from Glasgow to Colorado by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£425+ Cheap Flights from Glasgow to Colorado

Find flight deals from Glasgow to Colorado

Enter your travel dates to find the best prices.

Cheapest flights from Glasgow to Colorado
Explore the most affordable flight options available from Glasgow to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2025.

Mon 24/1107:00GLA - DEN

2 stops18h 05mMultiple Airlines

Mon 1/1215:40DEN - GLA

2 stops21h 25mMultiple Airlines

Deal found 10/10£617

Sat 8/1112:35GLA - DEN

1 stop12h 30mIcelandair

Sat 29/1115:40DEN - GLA

1 stop11h 15mIcelandair

Deal found 10/10£627

Mon 24/1106:10GLA - DEN

1 stop14h 30mLufthansa

Mon 1/1215:55DEN - GLA

1 stop12h 55mLufthansa

Deal found 10/10£641

Sat 8/1109:35GLA - DEN

1 stop12h 55mBritish Airways

Sat 29/1112:27DEN - GLA

2 stops15h 18mBritish Airways

Deal found 10/10£684

Sat 8/1106:05GLA - DEN

2 stops22h 32mDelta

Sat 29/1112:00DEN - GLA

2 stops17h 45mDelta

Deal found 10/10£693

Sun 9/1112:35GLA - DEN

1 stop12h 30mIcelandair

Sun 16/1115:40DEN - GLA

1 stop11h 15mIcelandair

Deal found 10/10£707

Sun 9/1120:15GLA - DEN

2 stops28h 30mFinnair

Sun 16/1117:25DEN - GLA

1 stop12h 50mFinnair

Deal found 10/10£735

Thu 27/1106:35GLA - COS

2 stops36h 13mAmerican Airlines

Mon 1/1216:37COS - GLA

2 stops16h 58mAmerican Airlines

Deal found 8/10£937

Thu 27/1112:45GLA - COS

2 stops34h 02mBritish Airways

Mon 1/1210:27COS - GLA

2 stops21h 03mBritish Airways

Deal found 9/10£953

Sat 8/1116:30GLA - DEN

2 stops30h 00mMultiple Airlines

Sat 29/1108:45DEN - GLA

3 stops28h 00mMultiple Airlines

Deal found 10/10£1,050

Best flights from Glasgow to Colorado
Discover carefully curated flight deals from Glasgow to Colorado that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2025.

Mon 24/1107:00GLA - DEN

2 stops18h 05mMultiple Airlines

Mon 1/1215:40DEN - GLA

2 stops21h 25mMultiple Airlines

Deal found 10/10£617

Sat 8/1112:35GLA - DEN

1 stop12h 30mIcelandair

Sat 29/1115:40DEN - GLA

1 stop11h 15mIcelandair

Deal found 10/10£627

Mon 24/1106:10GLA - DEN

1 stop14h 30mLufthansa

Mon 1/1215:55DEN - GLA

1 stop12h 55mLufthansa

Deal found 10/10£641

Thu 5/311:30GLA - DEN

1 stop35h 00mAmerican Airlines

Mon 9/312:36DEN - GLA

2 stops16h 09mAmerican Airlines

Deal found 8/10£668

Sat 8/1109:35GLA - DEN

1 stop12h 55mBritish Airways

Sat 29/1112:27DEN - GLA

2 stops15h 18mBritish Airways

Deal found 10/10£684

Sat 8/1106:05GLA - DEN

2 stops22h 32mDelta

Sat 29/1112:00DEN - GLA

2 stops17h 45mDelta

Deal found 10/10£693

Thu 5/312:35GLA - DEN

1 stop12h 30mIcelandair

Mon 9/316:40DEN - GLA

1 stop11h 15mIcelandair

Deal found 9/10£635

Sun 9/1112:35GLA - DEN

1 stop12h 30mIcelandair

Sun 16/1115:40DEN - GLA

1 stop11h 15mIcelandair

Deal found 10/10£707

Thu 27/1106:35GLA - COS

2 stops36h 13mAmerican Airlines

Mon 1/1216:37COS - GLA

2 stops16h 58mAmerican Airlines

Deal found 8/10£937

Thu 27/1112:45GLA - COS

2 stops34h 02mBritish Airways

Mon 1/1210:27COS - GLA

2 stops21h 03mBritish Airways

Deal found 9/10£953

Last-minute flights from Glasgow to Colorado
Discover last-minute flight deals from Glasgow to Colorado. Data last updated 10 October 2025 and is based on user searches.

Sat 8/1112:35GLA - DEN

1 stop12h 30mIcelandair

Sat 29/1115:40DEN - GLA

1 stop11h 15mIcelandair

Deal found 10/10£627

Sat 8/1109:35GLA - DEN

1 stop12h 55mBritish Airways

Sat 29/1112:27DEN - GLA

2 stops15h 18mBritish Airways

Deal found 10/10£684

Sat 8/1106:05GLA - DEN

2 stops22h 32mDelta

Sat 29/1112:00DEN - GLA

2 stops17h 45mDelta

Deal found 10/10£693

Sat 8/1116:30GLA - DEN

2 stops30h 00mMultiple Airlines

Sat 29/1108:45DEN - GLA

3 stops28h 00mMultiple Airlines

Deal found 10/10£1,050

Sun 9/1112:35GLA - DEN

1 stop12h 30mIcelandair

Sun 16/1115:40DEN - GLA

1 stop11h 15mIcelandair

Deal found 10/10£707

Sun 9/1120:15GLA - DEN

2 stops28h 30mFinnair

Sun 16/1117:25DEN - GLA

1 stop12h 50mFinnair

Deal found 10/10£735

Mon 24/1107:00GLA - DEN

2 stops18h 05mMultiple Airlines

Mon 1/1215:40DEN - GLA

2 stops21h 25mMultiple Airlines

Deal found 10/10£617

Mon 24/1106:10GLA - DEN

1 stop14h 30mLufthansa

Mon 1/1215:55DEN - GLA

1 stop12h 55mLufthansa

Deal found 10/10£641

Thu 27/1106:35GLA - COS

2 stops36h 13mAmerican Airlines

Mon 1/1216:37COS - GLA

2 stops16h 58mAmerican Airlines

Deal found 8/10£937

Thu 27/1112:45GLA - COS

2 stops34h 02mBritish Airways

Mon 1/1210:27COS - GLA

2 stops21h 03mBritish Airways

Deal found 9/10£953

One-way flights from Glasgow to Colorado
Search for one-way flight options from Glasgow to Colorado. Find affordable one-way fares based on user searches. Data last updated 10 October 2025.

Tue 9/1209:50GLA - DEN

1 stop12h 40mMultiple Airlines

Deal found 10/10£425

Mon 5/111:35GLA - DEN

2 stops29h 20mIberia

Deal found 9/10£520

Mon 5/120:25GLA - DEN

1 stop26h 05mBritish Airways

Deal found 10/10£557

Cheap flight deals from Glasgow to Colorado

Round-trip from	£617
One-way from	£425
Popular in	August
Cheapest in	February
Average price	£599

24/11-1/12
4 total stops
39h 30m total
Glasgow to Colorado

Search Deals

9/12
1 total stop
12h 40m total
Glasgow to Colorado

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£69 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£24 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

GlasgowDenver

GLA - DEN

GLADEN

Glasgow Intl

Mon 24/11

07:00-18:05

2 stops18h 05m

Denver Intl

Mon 1/12

15:40-20:05

2 stops21h 25m

£617

GlasgowDenver

GLA - DEN

GLADEN

Glasgow Intl

Sat 8/11

12:35-18:05

1 stop12h 30m

Denver Intl

Sat 29/11

15:40-09:55

1 stop11h 15m

£627

GlasgowDenver

GLA - DEN

GLADEN

Glasgow Intl

Thu 5/3

12:35-18:05

1 stop12h 30m

Denver Intl

Mon 9/3

16:40-09:55

1 stop11h 15m

£635

GlasgowDenver

GLA - DEN

GLADEN

Glasgow Intl

Mon 24/11

06:10-13:40

1 stop14h 30m

Denver Intl

Mon 1/12

15:55-11:50

1 stop12h 55m

£641

GlasgowDenver

GLA - DEN

GLADEN

Glasgow Intl

Thu 5/3

11:30-15:30

1 stop35h 00m

Denver Intl

Mon 9/3

12:36-10:45

2 stops16h 09m

£668

GlasgowDenver

GLA - DEN

GLADEN

Glasgow Intl

Sat 8/11

09:35-15:30

1 stop12h 55m

Denver Intl

Sat 29/11

12:27-10:45

2 stops15h 18m

£684

GlasgowDenver

GLA - DEN

GLADEN

Glasgow Intl

Sat 8/11

06:05-21:37

2 stops22h 32m

Denver Intl

Sat 29/11

12:00-12:45

2 stops17h 45m

£693

GlasgowDenver

GLA - DEN

GLADEN

Glasgow Intl

Sun 9/11

12:35-18:05

1 stop12h 30m

Denver Intl

Sun 16/11

15:40-09:55

1 stop11h 15m

£707

GlasgowColorado Springs

GLA - COS

GLACOS

Glasgow Intl

Thu 27/11

06:35-11:48

2 stops36h 13m

Colorado Springs

Mon 1/12

16:37-16:35

2 stops16h 58m

£937

GlasgowColorado Springs

GLA - COS

GLACOS

Glasgow Intl

Thu 27/11

12:45-15:47

2 stops34h 02m

Colorado Springs

Mon 1/12

10:27-14:30

2 stops21h 03m

£953

Flights are sorted by cheapest return flights first.

Deals found on 10/10

Showing 1-10 of 13 results

Best time to book a flight from Glasgow to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Glasgow with our price prediction graph.

Estimated return 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 Glasgow to Colorado

What is the cheapest month to book a flight from Glasgow to Colorado?

Currently, May is the cheapest month in which you can book a flight from Glasgow to Colorado (average of £433). Flying from Glasgow to Colorado in July is currently the most expensive (average of £526). 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 GLA to CO?

A simple way to save on the total cost of your ticket is to fly from Glasgow to Colorado in the afternoon. If you’re flexible enough to do this you can expect to save up to 55% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Colorado

Read through reviews of airlines operating flights from Glasgow to Colorado, such as Icelandair and British Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Icelandair

7.0

Good

553 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.

Icelandair

7.0

Good

553 reviews

Icelandair

7.0

Good

553 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.

British Airways

6.7

Okay

7,449 reviews

Icelandair

7.0

Good

553 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Aug 2025

GVA - KEF

Terrible customer service when dealing with phone representatives. Baggage was lost.

Related info for your journey

How long is the flight from Glasgow to Colorado?
Airlines like Icelandair, American Airlines, and British Airways fly from Glasgow to Colorado in about 12h 30m. The time it takes to get you to your destination can typically vary by up to 23h 43m. Glasgow and Colorado are separated by a distance of 4350 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
Can I find deals for flights from Glasgow to Colorado that include hotel bookings?
Yes. In addition to deals on Glasgow to Colorado flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Glasgow to Colorado?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Glasgow to Colorado.
Can I find deals for business class flights from Glasgow to Colorado?
Yes. Cheapflights offers flight deals from Glasgow to Colorado 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 Glasgow to Colorado?
Currently, May is the cheapest month in which you can book a flight from Glasgow to Colorado (average of £433). Flying from Glasgow to Colorado in July is currently the most expensive (average of £526). 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

Alternative routes for Glasgow to Colorado

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Glasgow Intl to Dulles Intl flights

Aberdeen to Newark flights

Edinburgh to Reagan-National flights

Aberdeen to George Bush Intcntl flights

Edinburgh to Fort Myers flights

Glasgow Intl to Love Field flights

Glasgow Intl to Reagan-National flights

Edinburgh to Flint flights

Edinburgh to Sky Harbor Intl flights

Complete your trip

Colorado car hire

Denver Intl Airport car hire

Colorado Springs Airport car hire

Montrose County Airport car hire

Grand Junction Regnl Airport car hire

Aspen Pitkin County Airport car hire

Vail Eagle County Airport car hire

Durango La Plata County Airport car hire

Gunnison Airport car hire

Telluride Airport car hire

Denver Arapahoe Co Airport car hire

Pueblo Memorial Airport car hire

Direct flights to United States

Top 10 airlines flying from Glasgow to Colorado

Airline	Cheapest	Average	Flexibility	On-time
Air France	Cheapest£445	Average£566	FlexibilityNo cancel fee	On-time77%	Search Air France flights
United Airlines	Cheapest£448	Average£661	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Aer Lingus	Cheapest£448	Average£749	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
Icelandair	Cheapest£454	Average£615	FlexibilityNo cancel fee	On-time76%	Search Icelandair flights
British Airways	Cheapest£460	Average£629	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£465	Average£611	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Finnair	Cheapest£477	Average£575	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
KLM	Cheapest£502	Average£529	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Lufthansa	Cheapest£539	Average£782	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
JetBlue	Cheapest£550	Average£652	FlexibilityNo cancel fee	On-time62%	Search JetBlue flights

Fly with Cheapflights

How does Cheapflights help users find flights from Glasgow to Colorado?

Cheapflights helps you search for flights from Glasgow to Colorado via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Colorado from Glasgow by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

Yes! Start tracking prices for Glasgow to Colorado flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Glasgow to Colorado from £425

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find flight deals from Glasgow to Colorado

Cheapest flights from Glasgow to ColoradoExplore the most affordable flight options available from Glasgow to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2025.

Explore the most affordable flight options available from Glasgow to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2025.

Cheap flight deals from Glasgow to Colorado

Keep the following information in mind while searching for Glasgow to Colorado flight deals. Data was last updated 10 October 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Glasgow to Colorado that are best for you.

Best time to book a flight from Glasgow to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Glasgow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Glasgow to Colorado

What is the cheapest month to book a flight from Glasgow to Colorado?

What is the cheapest time of day to fly from GLA to CO?

Find hourly flight availability from Glasgow to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 October 2025.

Reviews of airlines servicing Colorado

Read through reviews of airlines operating flights from Glasgow to Colorado, such as Icelandair and British Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Glasgow to Colorado. 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 Glasgow to Colorado?

Can I find deals for flights from Glasgow to Colorado that include hotel bookings?

How can I find direct flights from Glasgow to Colorado?

Can I find deals for business class flights from Glasgow to Colorado?

What is the cheapest month to book a flight from Glasgow to Colorado?

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.

Alternative routes for Glasgow to Colorado

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Glasgow to Colorado

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Glasgow to Colorado?

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

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

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

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Book with Flexibility

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Cheapest flights from Glasgow to Colorado
Explore the most affordable flight options available from Glasgow to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2025.