HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Heathrow

$773+ Cheap flights from Springfield, IL (SPI) 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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — LHR
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Springfield to Heathrow 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 Springfield to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Springfield (SPI) 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 August 14, 2025.

Round-trip from

$773
(American Airlines)

Popular in

February

Cheapest in

August

Average price

$785
From Springfield Capital to London Heathrow
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($117 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($56 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Springfield to Heathrow

Cheapest flights from Springfield to Heathrow
Explore the most affordable flight options available from Springfield to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This American Airlines deal was found by Cheapflights users on 8/13. 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.
Sun 9/281:14 pmSPI - LHR
1 stop12h 06mAmerican Airlines
Sun 10/58:50 amLHR - SPI
2 stops15h 09mAmerican Airlines
Deal found 8/13$773
This Ovago deal was found by Cheapflights users on 8/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/276:31 pmSPI - LHR
1 stop30h 19mMultiple Airlines
Sat 10/44:40 pmLHR - SPI
2 stops31h 19mMultiple Airlines
Deal found 8/13$788
This British Airways deal was found by Cheapflights users on 8/13. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/286:31 pmSPI - LHR
1 stop9h 59mBritish Airways
Sun 10/512:15 pmLHR - SPI
1 stop11h 44mBritish Airways
Deal found 8/13$804
This Ovago deal was found by Cheapflights users on 8/13. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/271:14 pmSPI - LHR
1 stop12h 06mBritish Airways
Sat 10/49:15 amLHR - SPI
1 stop14h 45mBritish Airways
Deal found 8/13$842
This American Airlines deal was found by Cheapflights users on 8/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:31 pmSPI - LHR
1 stop9h 59mAmerican Airlines
Sat 9/279:15 amLHR - SPI
2 stops14h 45mAmerican Airlines
Deal found 8/14$905
This Ovago deal was found by Cheapflights users on 8/12. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/186:31 pmSPI - LHR
1 stop10h 34mBritish Airways
Sat 9/271:10 pmLHR - SPI
1 stop29h 34mBritish Airways
Deal found 8/12$924

Cheapflights Fare Finder

 
Customize your flight search to find flights from Springfield 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 August 14, 2025.
Use the filters below to find and compare flights from Springfield to London Heathrow Airport that are best for you.

Fly from

Springfield

Fly to

Heathrow

Route

Depart

Return

Price

SpringfieldLondon

SPI - LHR

SPILHR

Springfield Capital

Sun 9/28

1:14 pm-7:20 am

1 stop12h 06m

London Heathrow

Sun 10/5

8:50 am-5:59 pm

2 stops15h 09m

$773

SpringfieldLondon

SPI - LHR

SPILHR

Springfield Capital

Sat 9/27

6:31 pm-6:50 am

1 stop30h 19m

London Heathrow

Sat 10/4

4:40 pm-5:59 pm

2 stops31h 19m

$788

SpringfieldLondon

SPI - LHR

SPILHR

Springfield Capital

Sun 9/28

6:31 pm-10:30 am

1 stop9h 59m

London Heathrow

Sun 10/5

12:15 pm-5:59 pm

1 stop11h 44m

$804

SpringfieldLondon

SPI - LHR

SPILHR

Springfield Capital

Sat 9/27

1:14 pm-7:20 am

1 stop12h 06m

London Heathrow

Sat 10/4

9:15 am-6:00 pm

1 stop14h 45m

$842

SpringfieldLondon

SPI - LHR

SPILHR

Springfield Capital

Thu 9/18

6:31 pm-11:05 am

1 stop10h 34m

London Heathrow

Sat 9/27

9:15 am-6:00 pm

2 stops14h 45m

$905

SpringfieldLondon

SPI - LHR

SPILHR

Springfield Capital

Thu 9/18

6:31 pm-11:05 am

1 stop10h 34m

London Heathrow

Sat 9/27

1:10 pm-12:44 pm

1 stop29h 34m

$924

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Best time to book a flight from Springfield to Heathrow

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

What is the cheapest month to book a flight from Springfield, Illinois to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from Springfield, Illinois to London Heathrow Airport (average of $661). Flying from Springfield, Illinois to London Heathrow Airport 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 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 August 14, 2025.
Peruse reviews from past customers who have flown with British Airways from Springfield to London Heathrow Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,266 reviews

Crew

7.6

Food

6.3

Boarding

6.9

Comfort

6.7

Overall

6.7

Entertainment

6.4

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

LAX - LHR

Entertainment system did not work. Seems like Wi-Fi should have been comped at hat point. Boarding at Marco Polo in Venice was terrible. Insisted on gate checking our bag but not others! Connection was confused and flight was very late.
British Airways
6.7
Okay
7,266 reviews
British Airways
6.7
Okay
7,266 reviews

Crew

7.6

Food

6.3

Boarding

6.9

Comfort

6.7

Overall

6.7

Entertainment

6.4

Reviews

1 / 20
4.0
Okay

Anonymous,May 2025

LAX - LHR

Entertainment system did not work. Seems like Wi-Fi should have been comped at hat point. Boarding at Marco Polo in Venice was terrible. Insisted on gate checking our bag but not others! Connection was confused and flight was very late.

Related info for your journey

Find useful and relevant information for your journey from Springfield 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 Springfield to London Heathrow?

    Most people fly from Springfield Capital (SPI) if they book a flight from Springfield to London Heathrow. On average, Capital has 0 outbound flights to London Heathrow per day from 1 airline. Springfield Capital is conveniently located just 3.4 mi from Springfield’s city center.

  • What is the cheapest airline to fly from Springfield, Illinois to London Heathrow Airport round-trip?

    Our cheapest airline available from Springfield, Illinois to London Heathrow Airport is British Airways. Our recent data shows that you can find tickets from as low as $750 on this airline.

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

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

  • How can I find direct flights from Springfield to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Springfield 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 Springfield, Illinois to London Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Springfield, Illinois to London Heathrow Airport (average of $661). Flying from Springfield, Illinois to London Heathrow Airport 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

Traveling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hounslow
Hayes
Thornton Heath
Harrow
Canterbury
Dartford
Dover
Stratford-upon-Avon
Orpington
Watford
Northampton
Gatwick
Borehamwood
Broadway
Aylesbury
Chelmsford
Southend-on-Sea
Folkestone
Chichester
Swindon

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 Springfield to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Heathrow flights
O'Hare Intl to Gatwick flights
O'Hare Intl to London City flights
Midway to Heathrow flights
O'Hare Intl to Stansted flights
O'Hare Intl to Luton flights
St. Louis to Heathrow flights
St. Louis to Gatwick flights
Midway to Gatwick flights
St. Louis to London City flights
St. Louis to Luton flights
St. Louis to Stansted flights
Midway to London City flights
Peoria to Heathrow flights
Evansville to Heathrow flights
Moline to Heathrow flights
Bloomington to Heathrow flights
Champaign to Heathrow flights
Peoria to Gatwick flights
Dubuque to Heathrow flights
Bloomington to Gatwick flights
Evansville to Gatwick flights
Peoria to London City flights
Midway to Luton flights
Midway to Stansted flights
Moline to Gatwick flights

Top airline flying from Springfield to Heathrow

Discover the top airline that operate flights from Springfield 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$750Average$923FlexibilityNo cancel feeOn-time70%

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.