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$603+ Cheap flights from Colorado Springs (COS) to Heathrow (LHR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
COS — LHR
Dec 25 — Jan 11
Thu 12/25
Thu 1/1
1 adult, Economy
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Find flight deals from Colorado Springs to Heathrow

Cheapest flights from Colorado Springs to Heathrow
Explore the most affordable flight options available from Colorado Springs to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 25, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/19:22 amCOS - LHR
1 stop13h 33mLufthansa
Tue 12/96:30 amLHR - COS
2 stops17h 24mLufthansa
Deal found 11/24$775
This United Airlines deal was found by Cheapflights users on 11/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/112:54 pmCOS - LHR
2 stops15h 21mUnited Airlines
Tue 12/97:30 amLHR - COS
2 stops16h 24mUnited Airlines
Deal found 11/24$837
This KLM deal was found by Cheapflights users on 11/24. 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 12/11:42 pmCOS - LHR
1 stop14h 58mKLM
Tue 12/910:45 amLHR - COS
1 stop13h 34mKLM
Deal found 11/24$850
This Air Canada deal was found by Cheapflights users on 11/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/112:30 pmCOS - LHR
2 stops15h 50mMultiple Airlines
Tue 12/91:00 pmLHR - COS
3 stops26h 41mMultiple Airlines
Deal found 11/24$868
This United Airlines deal was found by Cheapflights users on 11/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/112:30 pmCOS - LHR
1 stop12h 25mUnited Airlines
Mon 12/811:35 amLHR - COS
1 stop12h 19mUnited Airlines
Deal found 11/24$900
This United Airlines deal was found by Cheapflights users on 11/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:20 pmCOS - LHR
2 stops19h 15mUnited Airlines
Mon 12/110:00 amLHR - COS
2 stops29h 41mUnited Airlines
Deal found 11/23$1,067
This Air Canada deal was found by Cheapflights users on 11/24. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/111:35 amCOS - LHR
3 stops16h 45mAir Canada
Tue 12/91:00 pmLHR - COS
3 stops26h 41mAir Canada
Deal found 11/24$1,465
This Air Canada deal was found by Cheapflights users on 11/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:20 pmCOS - LHR
3 stops29h 10mMultiple Airlines
Mon 12/111:10 amLHR - COS
2 stops17h 28mMultiple Airlines
Deal found 11/23$2,090
This Booking.com deal was found by Cheapflights users on 11/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/215:45 amCOS - LHR
2 stops45h 25mMultiple Airlines
Thu 1/17:40 amLHR - COS
2 stops18h 15mMultiple Airlines
Deal found 11/23$3,359

Cheap flight deals from Colorado Springs to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 25, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$576
(Expedia)

Popular in

December

Cheapest in

November

Average price

$692
Provider with most accurate pricing for Colorado Springs-London Heathrow flight deals.
Search Deals
Provider most trusted by Cheapflights users for Colorado Springs-London Heathrow flights.
Search Deals
From Colorado Springs to London Heathrow
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($213 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($65 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado Springs to Heathrow 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 November 25, 2025.
Use the filters below to find and compare flights from Colorado Springs to London Heathrow Airport that are best for you.

Fly from

Colorado Springs

Fly to

Heathrow

Route

Depart

Return

Price

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Thu 1/8

8:40 am-7:10 am

2 stops15h 30m

London Heathrow

Wed 1/21

8:15 pm-6:18 pm

2 stops29h 03m

$603

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Thu 1/8

11:43 am-7:55 am

1 stop13h 12m

London Heathrow

Thu 1/15

11:35 am-6:18 pm

1 stop13h 43m

$611

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Thu 1/8

1:21 pm-6:25 am

1 stop34h 04m

London Heathrow

Wed 1/21

6:20 am-10:23 pm

2 stops23h 03m

$623

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Fri 1/9

3:30 pm-9:40 am

1 stop11h 10m

London Heathrow

Fri 1/16

1:25 pm-11:02 am

2 stops28h 37m

$630

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Thu 1/8

1:25 pm-9:40 am

1 stop13h 15m

London Heathrow

Sun 2/8

5:50 pm-6:18 pm

2 stops31h 28m

$635

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Fri 1/9

7:00 am-7:10 am

2 stops17h 10m

London Heathrow

Fri 1/16

1:00 pm-2:34 pm

2 stops32h 34m

$636

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Thu 1/8

7:00 am-7:10 am

2 stops17h 10m

London Heathrow

Sun 2/8

11:10 am-12:22 pm

2 stops32h 12m

$636

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Thu 1/8

7:00 am-7:10 am

2 stops17h 10m

London Heathrow

Thu 1/15

11:35 am-6:18 pm

1 stop13h 43m

$643

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Wed 1/7

11:43 am-7:55 am

1 stop13h 12m

London Heathrow

Wed 1/14

1:25 pm-10:06 pm

2 stops15h 41m

$643

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Wed 1/7

5:05 pm-7:10 am

2 stops31h 05m

London Heathrow

Wed 1/14

1:25 pm-10:57 am

2 stops28h 32m

$643

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/25

Showing 1-10 of 12 results
1
2

Compare providers for flights from Colorado Springs to Heathrow

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Colorado Springs to Heathrow in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Colorado Springs-London Heathrow Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Colorado Springs-London Heathrow Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Colorado Springs-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Colorado Springs-London Heathrow Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Colorado Springs-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Colorado Springs to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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 London Heathrow Airport

What is the cheapest month to book a flight from Colorado Springs to London Heathrow Airport?

Currently, March is the cheapest month in which you can book a flight from Colorado Springs to London Heathrow Airport (average of $499). Flying from Colorado Springs to London Heathrow Airport in June is currently the most expensive (average of $813). 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 Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated November 25, 2025.
See what other customers who have flown with United Airlines and British Airways from Colorado Springs to London Heathrow Airport 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
9,043 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,043 reviews
United Airlines
7.4
Good
9,043 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
British Airways
6.7
Okay
7,536 reviews
United Airlines
7.4
Good
9,043 reviews

Boarding

7.7

Food

6.6

Crew

8.1

Comfort

7.3

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Colorado Springs to Heathrow. 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 London Heathrow?

    For a flight from Colorado Springs to London Heathrow, you will be flying from Colorado Springs. Colorado Springs (COS) is just 6.7 mi from the center of the city. Colorado Springs is the only Colorado Springs airport and it handles 0 outbound flights to London Heathrow per day. 2 airlines have flights to London Heathrow from Colorado Springs on a regular basis.

  • How long is the flight from Colorado Springs to London Heathrow Airport?

    Lufthansa, Delta, and United Airlines can get you from Colorado Springs to London Heathrow Airport in just under 11h 10m. Your travel time can differ by up to 22h 54m. Airlines will cover a distance of 4711 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Colorado Springs to London Heathrow Airport round-trip?

    According to our current data, British Airways ($691), and United Airlines ($692) offers the cheapest pricing from Colorado Springs to London Heathrow Airport. Users have found that British Airways is 23% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Colorado Springs to Heathrow 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 London Heathrow Airport?

    Currently, March is the cheapest month in which you can book a flight from Colorado Springs to London Heathrow Airport (average of $499). Flying from Colorado Springs to London Heathrow Airport in June is currently the most expensive (average of $813). 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Ilford
Hayes
Southend-on-Sea
Harrow
Croydon
Eastleigh
Dartford
Dover
Winchester
Orpington
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Bedford
Chipping Norton
Wembley
Folkestone

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Colorado Springs to Heathrow

Discover the top 2 airlines that operate flights from Colorado Springs to Heathrow. 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 November 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$691Average$881FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$692Average$849FlexibilityNo cancel feeOn-time69%

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