HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$466+ Cheap flights from Colorado Springs (COS) to London (LON)

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 11/25. Fares are subject to change and may not be available on all flights or dates of travel.
COS — LON
déc. 20 — déc. 271
sam. 12/20
sam. 12/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado Springs to London with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Colorado Springs to London

Discover tips and strategies to find the most affordable flight options for your journey from Colorado Springs (COS) to London (LON). 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 novembre 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$631
(United Airlines)

One-way from

$466
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$839
Provider with most accurate pricing for Colorado Springs-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Colorado Springs-London (LON) flights.
Search Deals
From Colorado Springs to London (LON)
Search Deals
One-way flight from Colorado Springs to London (LON)
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($237 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($96 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Colorado Springs to London

Cheapest flights from Colorado Springs to London
Explore the most affordable flight options available from Colorado Springs to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on novembre 20, 2025.

This United Airlines deal was found by Cheapflights users on 11/17. 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.
mar. 11/1812:10 pmCOS - LHR
1 stop12h 20mUnited Airlines
mer. 12/36:35 amLHR - COS
2 stops17h 19mUnited Airlines
Deal found 11/17$617
This United Airlines deal was found by Cheapflights users on 11/17. 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.
dim. 11/231:53 pmCOS - LHR
2 stops13h 57mUnited Airlines
mer. 12/36:35 amLHR - COS
2 stops21h 25mUnited Airlines
Deal found 11/17$621
This United Airlines deal was found by Cheapflights users on 11/17. 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.
mer. 11/1911:35 amCOS - LHR
2 stops13h 20mUnited Airlines
mer. 12/39:30 amLHR - COS
2 stops18h 30mUnited Airlines
Deal found 11/17$633
This KAYAK deal was found by Cheapflights users on 11/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/183:35 pmCOS - LHR
2 stops18h 15mLufthansa
mer. 12/37:40 amLHR - COS
2 stops16h 14mLufthansa
Deal found 11/17$641
This Delta deal was found by Cheapflights users on 11/17. 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.
mar. 11/186:00 amCOS - LHR
1 stop18h 50mDelta
jeu. 12/410:45 amLHR - COS
1 stop18h 40mDelta
Deal found 11/17$647
This United Airlines deal was found by Cheapflights users on 11/17. 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.
sam. 11/226:20 pmCOS - LHR
1 stop32h 20mUnited Airlines
mer. 12/36:35 amLHR - COS
2 stops17h 19mUnited Airlines
Deal found 11/17$722
This United Airlines deal was found by Cheapflights users on 11/17. 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.
sam. 11/226:20 pmCOS - LHR
1 stop32h 20mUnited Airlines
jeu. 12/41:35 pmLHR - COS
1 stop15h 22mUnited Airlines
Deal found 11/17$752
This Orbitz deal was found by Cheapflights users on 11/17. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 11/216:20 pmCOS - LHR
2 stops53h 10mMultiple Airlines
lun. 12/18:15 pmLHR - COS
2 stops27h 39mMultiple Airlines
Deal found 11/17$1,304
This KLM deal was found by Cheapflights users on 11/19. 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.
ven. 12/198:10 amCOS - LHR
1 stop18h 50mMultiple Airlines
ven. 12/266:20 amLHR - COS
2 stops17h 59mMultiple Airlines
Deal found 11/19$1,431
This KAYAK deal was found by Cheapflights users on 11/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 11/224:37 pmCOS - LHR
1 stop34h 23mMultiple Airlines
dim. 11/308:20 amLHR - COS
1 stop14h 27mMultiple Airlines
Deal found 11/17$1,580
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 11/233:35 pmCOS - LHR
1 stop11h 05mLufthansa
lun. 12/18:15 pmLHR - COS
2 stops29h 03mLufthansa
Deal found 11/19$1,739
This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 11/239:22 amCOS - LCY
2 stops16h 53mLufthansa
lun. 12/15:15 pmLCY - COS
2 stops35h 42mLufthansa
Deal found 11/19$1,800

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado Springs to London 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 novembre 20, 2025.
Use the filters below to find and compare flights from Colorado Springs to London that are best for you.

Fly from

Colorado Springs

Fly to

London

Route

Depart

Return

Price

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

ven. 1/9

7:00 am-7:10 am

2 stops17h 10m

London Heathrow

mar. 1/13

1:25 pm-11:02 am

2 stops28h 37m

$631

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

mer. 4/1

8:00 am-1:10 pm

2 stops22h 10m

London Heathrow

mer. 4/15

8:40 am-10:29 pm

2 stops20h 49m

$760

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

mer. 4/1

3:25 pm-12:20 pm

1 stop13h 55m

London Heathrow

mer. 4/15

11:25 am-6:21 pm

1 stop13h 56m

$761

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

mar. 4/21

3:25 pm-9:40 am

1 stop11h 15m

London Heathrow

mar. 4/28

11:25 am-4:36 pm

1 stop12h 11m

$784

Colorado SpringsLondon

COS - LCY

COSLCY

Colorado Springs

mer. 4/1

3:25 pm-6:35 pm

2 stops20h 10m

London City

mer. 4/15

9:15 am-9:57 pm

2 stops19h 42m

$785

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

ven. 3/27

1:40 pm-9:00 am

1 stop13h 20m

London Heathrow

mar. 3/31

9:55 am-10:30 pm

2 stops43h 35m

$789

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

dim. 4/19

6:00 am-6:30 am

2 stops17h 30m

London Heathrow

sam. 4/25

8:25 pm-6:21 pm

2 stops52h 56m

$807

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

dim. 4/19

1:32 pm-9:40 am

1 stop13h 08m

London Heathrow

sam. 4/25

8:25 pm-6:21 pm

2 stops52h 56m

$826

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

lun. 3/16

3:25 pm-9:40 am

1 stop12h 15m

London Heathrow

lun. 4/13

2:50 pm-8:01 pm

1 stop12h 11m

$833

Colorado SpringsLondon

COS - LCY

COSLCY

Colorado Springs

dim. 1/4

12:28 pm-2:35 pm

2 stops43h 07m

London City

dim. 1/11

7:15 pm-8:57 pm

2 stops32h 42m

$1,643

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 20 results
1
2

Compare providers for flights from Colorado Springs to London

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 London in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 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 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 flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Colorado Springs-London flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Colorado Springs-London 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 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 London

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

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

Currently, August is the cheapest month in which you can book a flight from Colorado Springs to London (average of $157). Flying from Colorado Springs to London 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.

How much does it cost to fly round-trip from Colorado Springs to London?

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated novembre 20, 2025.
Read through reviews of airlines operating flights from Colorado Springs to London, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,029 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

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
9,029 reviews
United Airlines
7.4
Good
9,029 reviews

Overall

7.4

Entertainment

7.1

Comfort

7.3

Crew

8.1

Boarding

7.7

Food

6.6

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 London. 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?

    Most people fly from Colorado Springs (COS) if they book a flight from Colorado Springs to London. On average, Colorado Springs has 0 outbound flights to London per day from 2 airlines. Colorado Springs is conveniently located just 6.7 mi from Colorado Springs’s city center.

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

    For as low as $761, United Airlines can have you in London from Colorado Springs in 13h 55m. There are 4711 mi between Colorado Springs and London. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from Colorado Springs to London round-trip from $691. Another airline that can offer you cheap pricing is United Airlines. British Airways is priced at 30% lower than the current average price of a flight leaving 3 months from now.

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

    One-way options have recently been found by users for as low as $610 on Lufthansa. Other airlines that offer cheap prices include Air Canada from $755 and Air France from $808 one-way.

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

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

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Colorado Springs to London (average of $157). Flying from Colorado Springs to London 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?

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

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 Colorado Springs to London

See prices for flight routes from nearby airports that may be better suited for you.
Denver to Heathrow flights
Denver to Gatwick flights
Denver to London City flights
Denver to Stansted flights
Denver to Edinburgh flights
Denver to Luton flights
Denver to Manchester flights
Colorado Springs to Heathrow flights
Grand Junction to Edinburgh flights
Montrose to Heathrow flights
Denver to Birmingham flights
Durango to Heathrow flights
Colorado Springs to London City flights
Denver to Bristol flights
Denver to Southampton flights
Denver to Newcastle upon Tyne flights
Denver to Leeds flights
Grand Junction to Heathrow flights
Colorado Springs to Edinburgh flights
Denver to Southend flights
Colorado Springs to Manchester flights
Durango to Edinburgh flights
Hayden to Manchester flights
Aspen to Heathrow flights
Denver to Norwich flights
Denver to Darlington flights
Colorado Springs to Leeds flights
Colorado Springs to Birmingham flights
Aspen to Edinburgh flights
Denver to Liverpool flights
Colorado Springs to Gatwick flights

Top 2 airlines flying from Colorado Springs to London

Discover the top 2 airlines that operate flights from Colorado Springs to London. 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 novembre 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$691Average$881FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$692Average$849FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.