How long is the flight from Springfield, Illinois to London Heathrow Airport?

There are many flights that can get you from Springfield, Illinois to London Heathrow Airport in 15h 36m. Fly via British Airways to get the fastest option. Springfield, Illinois and London Heathrow Airport are separated by a distance of 4107 mi.

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.

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).

What is the cheapest time of day to fly from SPI to LHR?

When flying from Springfield, Illinois to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Most accurate provider : When it comes to deals on Springfield, Illinois-London Heathrow Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Springfield, Illinois-London Heathrow Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Springfield, Illinois-London Heathrow Airport flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Springfield, Illinois-London Heathrow Airport flights, Cheapflights users trust AranGrant the most. AranGrant 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 Springfield, Illinois-London Heathrow Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 0 airlines. Springfield Capital is conveniently located just 3.4 mi from Springfield’s city center.

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.

$894+ Cheap Flights from Springfield, IL to London Heathrow Airport

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Cheap flight deals from Springfield to Heathrow

Cheapest

Best

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 September 20, 2026.

Mon 11/26:05 am -

1 stop18h 50m

Mon 11/93:40 pm -

1 stop14h 30m

Deal found 9/18

$962

Sun 11/13:11 pm -

1 stop13h 14m

Sun 11/812:35 pm -

1 stop17h 35m

Deal found 9/16

$963

Mon 11/23:11 pm -

2 stops14h 49m

Mon 11/912:35 pm -

1 stop17h 35m

Deal found 9/18

$966

Mon 11/163:11 pm -

1 stop11h 24m

Fri 11/207:30 am -

2 stops22h 43m

Deal found 9/19

$2,326

Best flights from Springfield to Heathrow
Discover carefully curated flight deals from Springfield to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.

Wed 3/172:59 pm -

1 stop15h 36m

Tue 3/233:40 pm -

1 stop13h 29m

Deal found 9/15

$894

Wed 3/172:59 pm -

1 stop10h 56m

Tue 3/237:30 am -

2 stops21h 39m

Deal found 9/16

$897

Mon 11/23:11 pm -

2 stops14h 49m

Mon 11/912:35 pm -

1 stop17h 35m

Deal found 9/18

$966

Mon 11/26:05 am -

1 stop18h 50m

Mon 11/93:40 pm -

1 stop14h 30m

Deal found 9/18

$962

Find flight deals from Springfield to Heathrow

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$870 (Expedia)

Provider with most accurate pricing for Springfield Capital-London Heathrow flight deals.

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From Springfield Capital to London Heathrow

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Use the filters below to find and compare flights from Springfield to London Heathrow Airport that are best for you.

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Price

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SpringfieldLondon

SPI Springfield Capital - LHR London Heathrow

SPILHR

Springfield Capital

Wed 3/17

2:59 pm-11:35 am

1 stop15h 36m

London Heathrow

Tue 3/23

3:40 pm-12:09 am

1 stop13h 29m

$894

SpringfieldLondon

SPI Springfield Capital - LHR London Heathrow

SPILHR

Springfield Capital

Wed 3/17

2:59 pm-6:55 am

1 stop10h 56m

London Heathrow

Tue 3/23

7:30 am-12:09 am

2 stops21h 39m

$897

SpringfieldLondon

SPI Springfield Capital - LHR London Heathrow

SPILHR

Springfield Capital

Mon 11/2

6:05 am-6:55 am

1 stop18h 50m

London Heathrow

Mon 11/9

3:40 pm-12:10 am

1 stop14h 30m

$962

SpringfieldLondon

SPI Springfield Capital - LHR London Heathrow

SPILHR

Springfield Capital

Mon 11/2

3:11 pm-12:00 pm

2 stops14h 49m

London Heathrow

Mon 11/9

12:35 pm-12:10 am

1 stop17h 35m

$966

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Sorted by cheapest first

Most accurate provider: When it comes to deals on Springfield, Illinois-London Heathrow Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Springfield, Illinois-London Heathrow Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Springfield, Illinois-London Heathrow Airport flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Springfield, Illinois-London Heathrow Airport flights, Cheapflights users trust AranGrant the most. AranGrant 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 Springfield, Illinois-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 Springfield to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Springfield with our price prediction graph.

SPI-LHR

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.

Related info for your journey

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 0 airlines. Springfield Capital is conveniently located just 3.4 mi from Springfield’s city center.
How long is the flight from Springfield, Illinois to London Heathrow Airport?
There are many flights that can get you from Springfield, Illinois to London Heathrow Airport in 15h 36m. Fly via British Airways to get the fastest option. Springfield, Illinois and London Heathrow Airport are separated by a distance of 4107 mi.
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.

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$894+ 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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Springfield to Heathrow with Cheapflights

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Cheap flight deals from Springfield to Heathrow

Cheapest flights from Springfield to HeathrowExplore 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 September 20, 2026.

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 September 20, 2026.

Best flights from Springfield to HeathrowDiscover carefully curated flight deals from Springfield to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.

Discover carefully curated flight deals from Springfield to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.

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Use the filters below to find and compare flights from Springfield to London Heathrow Airport that are best for you.

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.

Related info for your journey

What airport do you fly from for flights from Springfield to London Heathrow?

How long is the flight from Springfield, Illinois to London Heathrow Airport?

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

How can I find direct flights from Springfield to Heathrow?

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

Traveling to a place near London Heathrow Airport?

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Search flights from Springfield to Heathrow by cabin class

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Other flights to Heathrow

Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 20, 2026.

Springfield and Heathrow flights

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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 September 20, 2026.

Best flights from Springfield to Heathrow
Discover carefully curated flight deals from Springfield to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.