HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
London

$574+ Cheap flights from Colorado Springs (COS) to London (LON)

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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
COS — LON
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$590
(Delta)

Popular in

December

Cheapest in

February

Average price

$859
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
Highest demand for flights based on searches. 5% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($33 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 November 3, 2025.

This AirNGo deal was found by Cheapflights users on 11/2. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/96:00 amCOS - LHR
1 stop17h 25mVirgin Atlantic
Tue 11/253:50 pmLHR - COS
1 stop35h 50mVirgin Atlantic
Deal found 11/2$574
This Delta deal was found by Cheapflights users on 11/2. 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 12/38:10 amCOS - LHR
1 stop18h 50mDelta
Wed 12/106:20 amLHR - COS
2 stops17h 59mDelta
Deal found 11/2$590
This Air France deal was found by Cheapflights users on 11/2. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/38:10 amCOS - LHR
1 stop18h 50mMultiple Airlines
Tue 12/98:25 pmLHR - COS
2 stops27h 54mMultiple Airlines
Deal found 11/2$591
This Delta deal was found by Cheapflights users on 11/2. 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 11/96:00 amCOS - LHR
2 stops18h 05mDelta
Tue 11/256:30 amLHR - COS
2 stops21h 10mDelta
Deal found 11/2$596
This United Airlines deal was found by Cheapflights users on 11/2. 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 11/303:35 pmCOS - LHR
1 stop11h 05mUnited Airlines
Sun 12/76:00 pmLHR - COS
2 stops34h 57mUnited Airlines
Deal found 11/2$631
This Travelocity deal was found by Cheapflights users on 11/2. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/303:35 pmCOS - LHR
2 stops20h 10mMultiple Airlines
Sun 12/72:30 pmLHR - COS
2 stops30h 59mMultiple Airlines
Deal found 11/2$643
This British Airways deal was found by Cheapflights users on 11/2. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/712:45 pmCOS - LHR
1 stop15h 55mBritish Airways
Sun 12/148:20 amLHR - COS
1 stop14h 21mBritish Airways
Deal found 11/2$647
This Delta deal was found by Cheapflights users on 11/2. 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 11/96:00 amCOS - LCY
2 stops19h 10mDelta
Tue 11/259:20 amLCY - COS
2 stops18h 20mDelta
Deal found 11/2$647
This United Airlines deal was found by Cheapflights users on 11/2. 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 12/712:32 pmCOS - LHR
2 stops15h 33mUnited Airlines
Sun 12/1412:05 pmLHR - COS
2 stops16h 54mUnited Airlines
Deal found 11/2$652
This Air Canada deal was found by Cheapflights users on 11/2. 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.
Wed 12/37:45 amCOS - LHR
3 stops16h 25mAir Canada
Tue 12/91:00 pmLHR - COS
3 stops26h 41mAir Canada
Deal found 11/2$664
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Wed 12/312:50 pmCOS - LCY
2 stops21h 50mMultiple Airlines
Tue 12/99:50 amLCY - COS
2 stops19h 00mMultiple Airlines
Deal found 11/2$722
This Orbitz deal was found by Cheapflights users on 11/2. 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.
Sun 11/303:35 pmCOS - LCY
2 stops19h 05mLufthansa
Sun 12/75:15 pmLCY - COS
2 stops32h 03mLufthansa
Deal found 11/2$927

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 November 3, 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

Wed 12/3

8:10 am-10:00 am

1 stop18h 50m

London Heathrow

Wed 12/10

6:20 am-5:19 pm

2 stops17h 59m

$590

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Wed 12/3

8:10 am-10:00 am

1 stop18h 50m

London Heathrow

Tue 12/9

10:45 am-5:19 pm

1 stop13h 34m

$597

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Wed 12/3

8:10 am-10:00 am

1 stop18h 50m

London Heathrow

Wed 12/10

10:45 am-5:19 pm

1 stop13h 34m

$597

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Tue 1/13

1:21 pm-9:00 am

1 stop12h 39m

London Heathrow

Tue 2/10

11:30 am-12:23 pm

2 stops31h 53m

$603

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Thu 2/12

1:22 pm-9:00 am

1 stop12h 38m

London Heathrow

Thu 2/19

10:45 am-10:23 pm

1 stop18h 38m

$630

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Sun 11/30

3:35 pm-9:40 am

1 stop11h 05m

London Heathrow

Sun 12/7

6:00 pm-9:57 pm

2 stops34h 57m

$631

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Thu 2/12

8:00 am-7:05 am

2 stops16h 05m

London Heathrow

Thu 2/19

5:20 pm-10:23 pm

2 stops36h 03m

$635

Colorado SpringsLondon

COS - LHR

COSLHR

Colorado Springs

Sun 11/30

3:35 pm-6:45 pm

2 stops20h 10m

London Heathrow

Sun 12/7

2:30 pm-2:29 pm

2 stops30h 59m

$643

Colorado SpringsLondon

COS - LCY

COSLCY

Colorado Springs

Thu 2/12

11:36 am-12:55 pm

2 stops18h 19m

London City

Thu 2/19

6:15 pm-10:02 pm

2 stops34h 47m

$689

Colorado SpringsLondon

COS - LCY

COSLCY

Colorado Springs

Wed 12/3

12:50 pm-5:40 pm

2 stops21h 50m

London City

Tue 12/9

9:50 am-9:50 pm

2 stops19h 00m

$722

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 15 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 $814). 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 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 November 3, 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
8,997 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

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
8,997 reviews
United Airlines
7.4
Good
8,997 reviews

Comfort

7.3

Food

6.6

Entertainment

7.1

Crew

8.1

Overall

7.4

Boarding

7.7

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 $590, Delta can have you in London from Colorado Springs in 18h 50m. 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 26% lower than the current average price of a flight leaving 3 months from now.

  • 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 $814). 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
Denver to Birmingham flights
Grand Junction to Edinburgh flights
Denver to Leeds flights
Colorado Springs to Edinburgh flights
Colorado Springs to London City flights
Denver to Southampton flights
Denver to Newcastle upon Tyne flights
Denver to Bristol flights
Denver to Southend flights
Grand Junction to Heathrow flights
Aspen to Heathrow flights
Montrose to Heathrow flights
Durango to Edinburgh flights
Durango to Heathrow flights
Denver to Liverpool flights
Hayden to Manchester flights
Denver to Darlington flights
Denver to Norwich flights
Colorado Springs to Manchester flights
Colorado Springs to Gatwick flights
Colorado Springs to Leeds flights
Colorado Springs to Birmingham flights
Aspen to Edinburgh 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 November 3, 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.