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£391+ Cheap flights to Fort Collins

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Fort Collins in 2026

Find the latest flights to Fort Collins in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 16 January 2026.

Return from

£444

One-way from

£391

Popular in

December

Cheapest in

September

Average price

£487
26/2-3/11
  • 26/2-3/11
  • 3 total stops
  • 52h 59m total
  • London to Denver
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2/6
  • 2/6
  • 3 total stops
  • 37h 32m total
  • London to Fort Collins
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Highest demand for flights based on searches. 1% potential increase in price.
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Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
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Average for return flights in January 2026
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Find flight deals to Fort Collins

Enter your travel dates to find the best prices.

Cheapest flights to Fort Collins
Explore the most affordable flight options available to Fort Collins. Find the lowest fares based on data from user searches, with prices last updated on 16 January 2026.

Thu 26/214:00
LGW
-
DEN
1 stop15h 59m
Multiple Airlines
Tue 3/1116:20
DEN
-
LGW
2 stops37h 00m
Multiple Airlines
Deal found 15/1£444
Sun 1/315:30
LHR
-
DEN
1 stop29h 10m
United Airlines
Sun 8/318:35
DEN
-
LHR
Nonstop9h 05m
United Airlines
Deal found 15/1£444
Thu 19/312:25
LHR
-
DEN
Nonstop10h 05m
British Airways
Mon 30/318:40
DEN
-
LHR
Nonstop8h 55m
British Airways
Deal found 15/1£444
Mon 4/515:40
LGW
-
DEN
1 stop34h 20m
Icelandair
Sat 9/516:40
DEN
-
LGW
1 stop15h 00m
Icelandair
Deal found 15/1£445
Sun 1/318:30
LHR
-
DEN
1 stop28h 30m
Lufthansa
Mon 9/318:35
DEN
-
LHR
Nonstop9h 05m
Lufthansa
Deal found 14/1£445
Wed 9/915:40
LGW
-
DEN
1 stop27h 45m
Icelandair
Sun 13/916:40
DEN
-
LGW
1 stop15h 00m
Icelandair
Deal found 14/1£446
Sat 14/210:45
LHR
-
DEN
1 stop17h 21m
Virgin Atlantic
Sun 22/215:59
DEN
-
LHR
1 stop35h 01m
Virgin Atlantic
Deal found 15/1£446
Wed 25/211:55
LGW
-
DEN
1 stop13h 10m
Icelandair
Wed 7/1016:40
DEN
-
LGW
1 stop15h 00m
Icelandair
Deal found 15/1£447
Mon 9/209:55
LHR
-
DEN
1 stop14h 47m
Iberia
Mon 16/207:00
DEN
-
LHR
2 stops19h 40m
Iberia
Deal found 14/1£447
Fri 20/211:35
LHR
-
DEN
Nonstop9h 50m
Lufthansa
Mon 23/220:20
DEN
-
LHR
1 stop13h 45m
Lufthansa
Deal found 14/1£447
Thu 26/214:00
LGW
-
DEN
1 stop15h 59m
Multiple Airlines
Mon 5/1016:05
DEN
-
LGW
2 stops33h 45m
Multiple Airlines
Deal found 15/1£448
Thu 26/214:00
LGW
-
DEN
1 stop15h 59m
Multiple Airlines
Tue 6/1016:05
DEN
-
LGW
2 stops37h 20m
Multiple Airlines
Deal found 15/1£449

Cheapflights Fare Finder

 
Locate flights to Fort Collins that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 16 January 2026.
Use the filters below to find and compare flights to Fort Collins that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Tue 17/2

11:35-14:25

Nonstop9h 50m

Denver Intl

Tue 10/3

18:35-09:40

Nonstop9h 05m

£445

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Mon 2/3

11:35-14:25

Nonstop9h 50m

Denver Intl

Mon 9/3

18:35-09:40

Nonstop9h 05m

£452

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Mon 9/2

11:35-14:25

Nonstop9h 50m

Denver Intl

Mon 16/2

17:35-09:40

Nonstop9h 05m

£452

LondonDenver

LGW - DEN

LGWDEN

London Gatwick

Mon 2/3

11:55-18:05

1 stop13h 10m

Denver Intl

Wed 7/10

16:40-14:40

1 stop15h 00m

£453

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Fri 30/1

11:35-14:25

Nonstop9h 50m

Denver Intl

Thu 12/2

17:35-09:40

Nonstop9h 05m

£453

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Mon 9/2

11:35-14:25

Nonstop9h 50m

Denver Intl

Thu 19/2

17:35-09:40

Nonstop9h 05m

£453

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Fri 6/3

11:35-14:25

Nonstop9h 50m

Denver Intl

Mon 16/3

18:35-09:40

Nonstop9h 05m

£453

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sat 14/2

13:35-22:05

1 stop15h 30m

Denver Intl

Sun 22/2

23:59-20:35

2 stops13h 36m

£456

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sat 28/2

12:10-20:31

1 stop15h 21m

Denver Intl

Sat 7/3

17:25-09:35

Nonstop9h 10m

£460

LondonDenver

LGW - DEN

LGWDEN

London Gatwick

Thu 26/2

11:55-18:05

1 stop13h 10m

Denver Intl

Thu 8/10

16:40-14:40

1 stop15h 00m

£462

Flights are sorted by cheapest return flights first.

Deals found on 15/1

Showing 1-10 of 60 results
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2
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Best time to book a flight to Fort Collins

Have a flexible travel schedule? Discover the best time to fly to Fort Collins 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 to Fort Collins

When is the best time to book a flight to Fort Collins?

Use this chart to determine the optimal time to book a return flight from London to Fort Collins. Price data was last updated on 9 January 2026.

To ensure you get the cheapest price possible for a flight to Fort Collins, you should look to book at least 57 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.

How long is the flight to Fort Collins?

On average, a flight from London to Fort Collins takes 14 hours 1 minute. Flights to Fort Collins from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Fort Collins

The most flights from London to Fort Collins are scheduled on a Monday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (11 on average).

What are the most popular airlines that fly to Fort Collins?

The most popular airlines flying from London to Fort Collins are British Airways, Lufthansa and United Airlines.

British Airways
British Airways
From £424
Lufthansa
Lufthansa
From £401
Icelandair
Icelandair
From £355
United Airlines
United Airlines
From £340

What are the cheapest airlines that fly to Fort Collins?

The cheapest airlines flying from London to Fort Collins are Icelandair, Air Canada and Aer Lingus.

Rainfall in Fort Collins by month

Plan your trip to Fort Collins by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Fort Collins 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 Fort Collins when rainfall is around 13.0 mm.

Temperature in Fort Collins by month

Plan your trip to Fort Collins by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Fort Collins, 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).

Reviews of airlines servicing Fort Collins

Get insights into the airlines that provide service to Fort Collins. 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 Fort Collins. Reviews last updated 16 January 2026.
See what other customers who have flown with Austrian Airlines, United Airlines, andIcelandair to the United States have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
894 reviews
Check prices

Crew

8.1

Entertainment

6.8

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Austrian Airlines
7.6
Good
894 reviews
Austrian Airlines
7.6
Good
894 reviews
Check prices

Crew

8.1

Entertainment

6.8

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
United Airlines
7.4
Good
9,164 reviews
Austrian Airlines
7.6
Good
894 reviews
Check prices

Crew

8.1

Entertainment

6.8

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Icelandair
7.1
Good
596 reviews
Austrian Airlines
7.6
Good
894 reviews
Check prices

Crew

8.1

Entertainment

6.8

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
Lufthansa
6.8
Okay
7,718 reviews
Austrian Airlines
7.6
Good
894 reviews
Check prices

Crew

8.1

Entertainment

6.8

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful
British Airways
6.7
Okay
7,680 reviews
Austrian Airlines
7.6
Good
894 reviews
Check prices

Crew

8.1

Entertainment

6.8

Food

6.8

Overall

7.6

Boarding

7.6

Comfort

7.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Dec 2025

VIE - DXB

Awful . Flight was overbooked. The boarding cards could not be printed, you had to wait more than one hour in a line that only two kiosks were working, staff was leaving and inside the plane they had the same seats in 3 cases at least winter twice!! I’ve never experienced such a disorganization! Awful

FAQs about flying to Fort Collins

  • Can I find cheaper flights to Fort Collins if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Fort Collins on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Fort Collins?

    Based on reviews from Cheapflights users, Delta is rated the highest out of the airlines that fly to Fort Collins.

  • How much is a return flight to Fort Collins?

    A return flight to Fort Collins will typically cost around £81, however they can be found for as little as £53.

  • Where does the fastest flight to Fort Collins depart from?

    For those looking to save time traveling to Fort Collins, London offers the quickest one-way flight (9 hours 40 minutes).

  • Does Denver Intl have car hire?

    Yes. Those touching down at Denver Intl can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Denver Intl?

    Yes. Denver Intl has hotels nearby for those requiring accommodations. The Westin Denver International Airport is the closest property to Denver Intl (0.0 mi away from Denver Intl).

See more FAQs

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