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$525+ Cheap flights from Colorado Springs (COS) to the United Kingdom

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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
COS — LHR
Oct 14 — Oct 211
Tue 10/14
Tue 10/21
1 adult, Economy
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Cheap flight deals from Colorado Springs to United Kingdom

Keep the following information in mind while searching for Colorado Springs to United Kingdom flight deals. Data was last updated September 14, 2025.

Round-trip from

$584
(Delta)

One-way from

$525
(United Airlines)

Popular in

June

Cheapest in

October

Average price

$665
From Colorado Springs to United Kingdom
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One-way flight from Colorado Springs to United Kingdom
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Highest demand for flights based on searches. 20% potential increase in price ($200 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Colorado Springs to United Kingdom

Cheapest flights from Colorado Springs to United Kingdom
Explore the most affordable flight options available from Colorado Springs to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 14, 2025.

This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/298:09 amCOS - LHR
1 stop19h 51mDelta
Wed 11/58:55 amLHR - COS
2 stops18h 35mDelta
Deal found 9/14$584
This Delta deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:00 amCOS - LHR
1 stop18h 15mDelta
Wed 10/226:30 amLHR - COS
2 stops17h 39mDelta
Deal found 9/12$585
This KLM deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/278:09 amCOS - LHR
1 stop19h 51mKLM
Mon 11/35:50 pmLHR - COS
2 stops30h 19mKLM
Deal found 9/11$586
This Virgin Atlantic deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/271:16 pmCOS - LHR
2 stops15h 54mVirgin Atlantic
Mon 11/38:25 pmLHR - COS
2 stops32h 45mVirgin Atlantic
Deal found 9/11$590
This Delta deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:00 amCOS - LHR
1 stop18h 15mDelta
Thu 10/2310:55 amLHR - COS
1 stop18h 15mDelta
Deal found 9/12$592
This KLM deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/125:49 pmCOS - LHR
1 stop33h 01mKLM
Thu 10/2310:55 amLHR - COS
1 stop18h 15mKLM
Deal found 9/13$597
This Delta deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:00 amCOS - LCY
2 stops19h 50mDelta
Wed 10/2210:00 amLCY - COS
2 stops17h 30mDelta
Deal found 9/12$642
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/285:01 pmCOS - GLA
2 stops17h 54mAmerican Airlines
Tue 11/412:45 pmGLA - COS
2 stops28h 08mAmerican Airlines
Deal found 9/13$646
This KLM deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:00 amCOS - LHR
1 stop24h 30mKLM
Wed 10/811:00 amLHR - COS
1 stop13h 09mKLM
Deal found 9/11$673
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/266:00 amCOS - LHR
1 stop18h 15mDelta
Wed 10/86:15 amLHR - COS
2 stops17h 54mDelta
Deal found 9/11$674
This Virgin Atlantic deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/261:11 pmCOS - LHR
2 stops15h 54mVirgin Atlantic
Thu 10/99:55 amLHR - COS
2 stops19h 15mVirgin Atlantic
Deal found 9/11$687
This KLM deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:00 amCOS - EDI
1 stop23h 05mKLM
Wed 10/2211:20 amEDI - COS
2 stops16h 10mKLM
Deal found 9/14$694

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado Springs to United Kingdom 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 2,558,603 searches. Data last updated September 14, 2025.
Use the filters below to find and compare flights from Colorado Springs to the United Kingdom that are best for you.

Fly from

Colorado Springs

Fly to

United Kingdom

Route

Depart

Return

Price

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Wed 10/29

8:09 am-10:00 am

1 stop19h 51m

London Heathrow

Wed 11/5

8:55 am-8:30 pm

2 stops18h 35m

$584

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Sun 10/12

6:00 am-7:15 am

1 stop18h 15m

London Heathrow

Thu 10/23

9:55 am-8:30 pm

2 stops17h 35m

$585

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Sun 10/12

6:00 am-7:15 am

1 stop18h 15m

London Heathrow

Wed 10/22

6:30 am-5:09 pm

2 stops17h 39m

$585

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Mon 10/27

8:09 am-10:00 am

1 stop19h 51m

London Heathrow

Mon 11/3

5:50 pm-5:09 pm

2 stops30h 19m

$586

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Mon 10/27

1:16 pm-11:10 am

2 stops15h 54m

London Heathrow

Mon 11/3

8:25 pm-10:10 pm

2 stops32h 45m

$590

Colorado SpringsLondon

COS - LCY

COSLCY

Colorado Springs

Sun 10/12

6:00 am-8:50 am

2 stops19h 50m

London City

Wed 10/22

10:00 am-8:30 pm

2 stops17h 30m

$642

Colorado SpringsLondon

COS - LCY

COSLCY

Colorado Springs

Sun 10/12

5:49 pm-4:40 pm

2 stops15h 51m

London City

Thu 10/23

9:20 am-8:30 pm

2 stops18h 10m

$642

Colorado SpringsGlasgow

COS - GLA

COSGLA

Colorado Springs

Tue 10/28

5:01 pm-4:55 pm

2 stops17h 54m

Glasgow Intl

Tue 11/4

12:45 pm-9:53 am

2 stops28h 08m

$646

Colorado SpringsEdinburgh

COS - EDI

COSEDI

Colorado Springs

Sun 10/12

6:00 am-12:05 pm

1 stop23h 05m

Edinburgh Turnhouse

Wed 10/22

11:20 am-8:30 pm

2 stops16h 10m

$694

Colorado SpringsEdinburgh

COS - EDI

COSEDI

Colorado Springs

Sun 10/12

4:54 pm-5:45 pm

2 stops17h 51m

Edinburgh Turnhouse

Wed 10/22

7:40 am-10:09 pm

2 stops21h 29m

$702

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 33 results
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Best time to book a flight from Colorado Springs to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from Colorado Springs 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 Colorado Springs to the United Kingdom

What is the cheapest month to book a flight from Colorado Springs to United Kingdom?

Currently, November is the cheapest month in which you can book a flight from Colorado Springs to United Kingdom (average of $661). Flying from Colorado Springs to United Kingdom in June is currently the most expensive (average of $1,097). 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.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. 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 United Kingdom. Reviews last updated September 14, 2025.
See what other customers who have flown with United Airlines and British Airways from Colorado Springs to the United Kingdom have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,931 reviews

Crew

8.1

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,931 reviews
United Airlines
7.4
Good
8,931 reviews

Crew

8.1

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.7
Okay
7,361 reviews
United Airlines
7.4
Good
8,931 reviews

Crew

8.1

Food

6.6

Overall

7.4

Boarding

7.7

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Colorado Springs to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Colorado Springs to United Kingdom?

    If you book a flight to United Kingdom from Colorado Springs, you will be flying from Colorado Springs, which is the city’s only airport. Colorado Springs (COS) is located 6.7 mi from the center of Colorado Springs.

  • How long is the flight from Colorado Springs to United Kingdom?

    Delta, American Airlines, and KLM can get you from Colorado Springs to United Kingdom in just under 17h 54m. Your travel time can differ by up to 5h 11m. There are 4408 mi between Colorado Springs and United Kingdom. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Colorado Springs to United Kingdom one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $525. Delta flights start at $558 while deals on Air Canada start at $926 one-way.

  • What are the most popular routes from Colorado Springs to United Kingdom?

    The most popular route from Colorado Springs to United Kingdom is Colorado Springs - London Heathrow. You may also consider Colorado Springs - London City or Colorado Springs - Manchester.

  • Can I find deals for flights from Colorado Springs to United Kingdom that include hotel bookings?

    Yes. In addition to deals on Colorado Springs to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado Springs to United Kingdom?

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

  • Can I find deals for business class flights from Colorado Springs to United Kingdom?

    Yes. Cheapflights offers flight deals from Colorado Springs to United Kingdom 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 Colorado Springs to United Kingdom?

    Currently, November is the cheapest month in which you can book a flight from Colorado Springs to United Kingdom (average of $661). Flying from Colorado Springs to United Kingdom in June is currently the most expensive (average of $1,097). 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 Colorado Springs to United Kingdom

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Top 2 airlines flying from Colorado Springs to United Kingdom

Discover the top 2 airlines that operate flights from Colorado Springs to United Kingdom. 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 2,558,603 searches. Data last updated September 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$687Average$860FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$692Average$925FlexibilityNo cancel feeOn-time69%

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