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$786+ 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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
SPI — LHR
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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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 junio 12, 2025.

Round-trip from

$786
(American Airlines)

Popular in

May

Cheapest in

August

Average price

$1,339
From Springfield Capital to London Heathrow
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($502 potential increase over avg. RT price).
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Cheapest flight prices on average. 17% potential price decrease ($184 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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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 junio 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/10. 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.
vie. 7/251:14 pmSPI - LHR
1 stop15h 41mAmerican Airlines
vie. 8/18:55 amLHR - SPI
2 stops15h 03mAmerican Airlines
Deal found 6/10$786
This British Airways deal was found by Cheapflights users on 6/10. 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.
mié. 7/301:14 pmSPI - LHR
1 stop12h 06mBritish Airways
sáb. 8/309:15 amLHR - SPI
1 stop12h 37mBritish Airways
Deal found 6/10$801
This British Airways deal was found by Cheapflights users on 6/10. 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.
mié. 7/301:14 pmSPI - LHR
1 stop13h 56mMultiple Airlines
sáb. 8/308:00 pmLHR - SPI
2 stops27h 54mMultiple Airlines
Deal found 6/10$965

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 junio 12, 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

vie. 7/25

1:14 pm-10:55 am

1 stop15h 41m

London Heathrow

vie. 8/1

8:55 am-5:58 pm

2 stops15h 03m

$786

SpringfieldLondon

SPI - LHR

SPILHR

Springfield Capital

mié. 7/30

1:14 pm-7:20 am

1 stop12h 06m

London Heathrow

sáb. 8/30

9:15 am-3:52 pm

1 stop12h 37m

$801

SpringfieldLondon

SPI - LHR

SPILHR

Springfield Capital

mié. 7/30

1:14 pm-9:10 am

1 stop13h 56m

London Heathrow

sáb. 8/30

8:00 pm-5:54 pm

2 stops27h 54m

$965

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

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 $1,108). 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.

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 junio 12, 2025.
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Food

6.5

Crew

8.0

Reviews

1 / 20
6.0
Good

Alison,May 2025

LHR - MAN

Gate staff were confused and passengers openly incredulous at lack of organisation and information to the extent that for a while we all believed entry to the gate would be via a coffee shop. It was embarrassing to see US passengers so derisive of the ground crew’s ineptitude.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Food

6.5

Crew

8.0

Reviews

1 / 20
6.0
Good

Alison,May 2025

LHR - MAN

Gate staff were confused and passengers openly incredulous at lack of organisation and information to the extent that for a while we all believed entry to the gate would be via a coffee shop. It was embarrassing to see US passengers so derisive of the ground crew’s ineptitude.
British Airways
6.6
Okay
7,008 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.2

Food

6.5

Crew

8.0

Reviews

1 / 20
6.0
Good

Alison,May 2025

LHR - MAN

Gate staff were confused and passengers openly incredulous at lack of organisation and information to the extent that for a while we all believed entry to the gate would be via a coffee shop. It was embarrassing to see US passengers so derisive of the ground crew’s ineptitude.

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 are the cheapest airlines flying from Springfield, Illinois to London Heathrow Airport round-trip?

    Our cheapest airline available from Springfield, Illinois to London Heathrow Airport is American Airlines. Our recent data shows that you can find tickets from as low as $786 on this airline. An additional option worth looking into is British Airways, starting at $801.

  • 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 $1,108). 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 Springfield?

Book flights to Springfield if you plan to visit one of these locations
Hayes
Hounslow
Thornton Heath
Luton
Canterbury
Harrow
Dover
Stratford-upon-Avon
Gatwick
Orpington
Watford
Northampton
Croydon
Folkestone
Borehamwood
Broadway
Sutton
Aylesbury
Chelmsford
Brentwood

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Alternative routes for Springfield to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.
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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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$750Average$923FlexibilityNo cancel feeOn-time70%

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