How long is the flight from Sioux Falls to London, Ontario?

For as low as $946, United Airlines can have you in London, Ontario from Sioux Falls in 12h 21m. Sioux Falls and London, Ontario are separated by a distance of 783 mi.

In terms of precipitation, rainfall in London, Ontario ranges from 2.8 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. March is typically the driest time to visit London, Ontario when rainfall is around 2.8 in.

If weather is an important factor for your trip to London, Ontario, 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 68.0 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 21.2 F).

What is the cheapest time of day to fly from FSD to YXU?

When flying from Sioux Falls to London, Ontario, 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 Sioux Falls-London, Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sioux Falls-London, Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sioux Falls-London, Ontario flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Sioux Falls-London, Ontario flights, Cheapflights users trust FlightHub the most. FlightHub 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 Sioux Falls-London, Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Sioux Falls to London that include hotel bookings?

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

How can I find direct flights from Sioux Falls to London?

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

Can I find deals for business class flights from Sioux Falls to London?

Yes. Cheapflights offers flight deals from Sioux Falls 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.

$559+ Flights from Sioux Falls to London, ON

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Cheap flight deals from Sioux Falls to London

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$946 (United Airlines)
One-way from	$559 (United Airlines)

Provider with most accurate pricing for Sioux Falls Joe Foss Field-London flight deals.

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Cheapest flights from Sioux Falls to London
Explore the most affordable flight options available from Sioux Falls to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2025.

Mon 10/278:00 amFSD - YXU

2 stops12h 21mUnited Airlines

Mon 11/35:15 amYXU - FSD

2 stops19h 29mUnited Airlines

Deal found 9/29

$946

Mon 10/278:00 amFSD - YXU

2 stops12h 21mMultiple Airlines

Mon 11/39:25 amYXU - FSD

3 stops13h 21mMultiple Airlines

Deal found 9/29

$1,406

Best flights from Sioux Falls to London
Discover carefully curated flight deals from Sioux Falls to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 29, 2025.

Mon 10/278:00 amFSD - YXU

2 stops12h 21mUnited Airlines

Mon 11/35:15 amYXU - FSD

2 stops19h 29mUnited Airlines

Deal found 9/29

$946

Mon 10/278:00 amFSD - YXU

2 stops12h 21mMultiple Airlines

Mon 11/39:25 amYXU - FSD

3 stops13h 21mMultiple Airlines

Deal found 9/29

$1,406

Last-minute flights from Sioux Falls to London
Discover last-minute flight deals from Sioux Falls to London. Data last updated September 29, 2025 and is based on user searches.

Mon 10/278:00 amFSD - YXU

2 stops12h 21mUnited Airlines

Mon 11/35:15 amYXU - FSD

2 stops19h 29mUnited Airlines

Deal found 9/29

$946

Mon 10/278:00 amFSD - YXU

2 stops12h 21mMultiple Airlines

Mon 11/39:25 amYXU - FSD

3 stops13h 21mMultiple Airlines

Deal found 9/29

$1,406

One-way flights from Sioux Falls to London
Search for one-way flight options from Sioux Falls to London. Find affordable one-way fares based on user searches. Data last updated September 29, 2025.

Sat 10/118:00 amFSD - YXU

2 stops12h 27mUnited Airlines

Deal found 9/28

$559

Sat 10/116:00 amFSD - YXU

3 stops36h 07mMultiple Airlines

Deal found 9/28

$629

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sioux Falls to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Sioux FallsLondon

FSD - YXU

FSDYXU

Sioux Falls Joe Foss Field

Mon 10/27

8:00 am-9:21 pm

2 stops12h 21m

London

Mon 11/3

5:15 am-11:44 pm

2 stops19h 29m

$946

Sioux FallsLondon

FSD - YXU

FSDYXU

Sioux Falls Joe Foss Field

Mon 10/27

8:00 am-9:21 pm

2 stops12h 21m

London

Mon 11/3

9:25 am-9:46 pm

3 stops13h 21m

$1,406

Sioux FallsLondon

FSD - YXU

FSDYXU

Sioux Falls Joe Foss Field

Sat 10/11

8:00 am-9:27 pm

2 stops12h 27m

$559

Sioux FallsLondon

FSD - YXU

FSDYXU

Sioux Falls Joe Foss Field

Sat 10/11

6:00 am-7:07 pm

3 stops36h 07m

$629

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/28

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

Have a flexible travel schedule? Discover the best time to fly to London from Sioux Falls 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.

Related info for your journey

How long is the flight from Sioux Falls to London, Ontario?
For as low as $946, United Airlines can have you in London, Ontario from Sioux Falls in 12h 21m. Sioux Falls and London, Ontario are separated by a distance of 783 mi.
Can I find deals for flights from Sioux Falls to London that include hotel bookings?
Yes. In addition to deals on Sioux Falls to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sioux Falls to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sioux Falls to London.
Can I find deals for business class flights from Sioux Falls to London?
Yes. Cheapflights offers flight deals from Sioux Falls 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.

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$559+ Cheap flights from Sioux Falls (FSD) to London, ON (YXU)

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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Sioux Falls to London with Cheapflights

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Cheap flight deals from Sioux Falls to London

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Find flight deals from Sioux Falls to London

Cheapest flights from Sioux Falls to LondonExplore the most affordable flight options available from Sioux Falls to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2025.

Explore the most affordable flight options available from Sioux Falls to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sioux Falls to London that are best for you.

Best time to book a flight from Sioux Falls to London

Have a flexible travel schedule? Discover the best time to fly to London from Sioux Falls with our price prediction graph.

Related info for your journey

Find useful and relevant information for your journey from Sioux Falls to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Sioux Falls to London, Ontario?

Can I find deals for flights from Sioux Falls to London that include hotel bookings?

How can I find direct flights from Sioux Falls to London?

Can I find deals for business class flights from Sioux Falls to London?

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Cheapest flights from Sioux Falls to London
Explore the most affordable flight options available from Sioux Falls to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 29, 2025.