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£429+ 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 17/4. Fares are subject to change and may not be available on all flights or dates of travel.
— DEN
3 Apr — 10 Apr1
1 adult

Flights to Fort Collins in 2025

Find the latest flights to Fort Collins in 2025, 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 29 March 2025.

Return from

£477

One-way from

£429

Popular in

August

Cheapest in

November

Average price

£555
Icelandair
  • Icelandair
  • 18/5-27/5
  • 2 total stops
  • 66h 50m total
  • London to Denver
17/4
  • 17/4
  • 2 total stops
  • 34h 56m total
  • London to Fort Collins
Highest demand for flights based on searches. 14% potential increase in price (£84 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£16 potential savings vs. average return price).
Average for return flights in March 2025

Find flight deals to Fort Collins

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 29 March 2025.

Sun 18/515:40LGW - DEN
1 stop34h 15mIcelandair
Tue 27/520:10DEN - LGW
1 stop32h 35mIcelandair
Deal found 27/3£477
Wed 30/414:00LGW - DEN
1 stop16h 20mMultiple Airlines
Mon 5/500:30DEN - LGW
1 stop26h 30mMultiple Airlines
Deal found 28/3£481
Sun 27/406:15LHR - DEN
1 stop16h 15mVirgin Atlantic
Sun 4/518:12DEN - LHR
1 stop11h 58mVirgin Atlantic
Deal found 28/3£483
Sat 19/406:55LHR - DEN
1 stop18h 45mMultiple Airlines
Fri 2/520:15DEN - LHR
Nonstop9h 05mMultiple Airlines
Deal found 28/3£484
Tue 2/918:40LHR - DEN
1 stop28h 40mSWISS
Tue 23/911:15DEN - LHR
2 stops25h 05mSWISS
Deal found 27/3£484
Wed 23/407:25LHR - DEN
1 stop13h 55mLufthansa
Wed 7/520:15DEN - LHR
Nonstop9h 05mLufthansa
Deal found 28/3£485
Sat 19/409:00LHR - DEN
1 stop16h 40mUnited Airlines
Fri 2/509:40DEN - LHR
1 stop13h 50mUnited Airlines
Deal found 28/3£486
Sat 19/411:25LHR - DEN
Nonstop9h 45mAustrian Airlines
Fri 2/517:35DEN - LHR
Nonstop9h 05mAustrian Airlines
Deal found 28/3£488
Tue 6/513:05LHR - DEN
1 stop12h 50mIcelandair
Sun 25/520:10DEN - LHR
1 stop32h 45mIcelandair
Deal found 28/3£490
Sat 19/409:30LHR - DEN
2 stops15h 42mAir Canada
Fri 2/509:40DEN - LHR
1 stop13h 50mAir Canada
Deal found 28/3£493
Fri 2/508:55LCY - DEN
1 stop13h 40mLufthansa
Wed 7/517:59DEN - LCY
1 stop15h 26mLufthansa
Deal found 28/3£495
Fri 16/513:35LHR - DEN
Nonstop9h 50mIberia
Mon 19/518:35DEN - LHR
Nonstop9h 00mIberia
Deal found 28/3£506

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 29 March 2025.
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

LGW - DEN

LGWDEN

London Gatwick

Sun 18/5

15:40-18:55

1 stop34h 15m

Denver Intl

Tue 27/5

20:10-11:45

1 stop32h 35m

£477

LondonDenver

LGW - DEN

LGWDEN

London Gatwick

Wed 30/4

14:00-23:20

1 stop16h 20m

Denver Intl

Mon 5/5

00:30-10:00

1 stop26h 30m

£481

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sun 27/4

06:15-15:30

1 stop16h 15m

Denver Intl

Sun 4/5

18:12-13:10

1 stop11h 58m

£483

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sat 19/4

06:55-18:40

1 stop18h 45m

Denver Intl

Fri 2/5

20:15-12:20

Nonstop9h 05m

£484

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Tue 2/9

18:40-16:20

1 stop28h 40m

Denver Intl

Tue 23/9

11:15-19:20

2 stops25h 05m

£484

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Wed 23/4

07:25-14:20

1 stop13h 55m

Denver Intl

Wed 7/5

20:15-12:20

Nonstop9h 05m

£485

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sat 19/4

11:25-14:10

Nonstop9h 45m

Denver Intl

Fri 2/5

17:35-09:40

Nonstop9h 05m

£488

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Tue 6/5

13:05-18:55

1 stop12h 50m

Denver Intl

Sun 25/5

20:10-11:55

1 stop32h 45m

£490

LondonDenver

LHR - DEN

LHRDEN

London Heathrow

Sat 19/4

09:30-18:12

2 stops15h 42m

Denver Intl

Fri 2/5

09:40-06:30

1 stop13h 50m

£493

LondonDenver

LCY - DEN

LCYDEN

London City

Fri 2/5

08:55-15:35

1 stop13h 40m

Denver Intl

Wed 7/5

17:59-16:25

1 stop15h 26m

£495

Flights are sorted by cheapest return flights first.

Deals found on 27/3

Showing 1-10 of 60 results
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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 21 March 2025.

To ensure you get the cheapest price possible for a flight to Fort Collins, you should look to book at least 78 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 15 hours 59 minutes. 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.

When is the cheapest time to fly to Fort Collins?

Use this chart to determine the cheapest time to fly return from London to Fort Collins. Price data was last updated on 9 June 2024.

Users looking for the lowest fares to Fort Collins should consider flying on Thursday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Wednesday evenings, when prices are usually at their highest.

What are the cheapest airlines that fly to Fort Collins?

The cheapest airlines flying from London to Fort Collins are Icelandair, Austrian Airlines and JetBlue.

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 29 March 2025.
Read reviews from past customers who have flown Delta, KLM and Finnair to Fort Collins. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Boarding

8.2

Overall

8.0

Crew

8.5

Comfort

8.0

Food

7.3

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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, Icelandair 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 £160, however they can be found for as little as £77.

  • 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 35 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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Cheapflights makes it easy to find Fort Collins flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets to Fort Collins?

Millions of users choose and trust Cheapflights to book the best flight deals to Fort Collins for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights to Fort Collins with no change fees?

Certainly. Search results for flights to Fort Collins shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights to Fort Collins become cheaper?

Yes, Cheapflights offers price alerts on Fort Collins flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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