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Cheap flights from Ontario to Springfield from $439

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Springfield departing on 5/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Ontario to Springfield

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
1:11 pm - 12:07 am
ONT
-
SPI
8h 56m
2 stops
American Airlines Logo
2:55 pm - 11:59 pm
SPI
-
ONT
11h 04m
2 stops
$556American Airlines
Wed, Jul 1 - Thu, Jul 9
American Airlines Logo
10:00 pm - 2:01 pm
ONT
-
SPI
14h 01m
2 stops
American Airlines Logo
2:31 pm - 11:59 pm
SPI
-
ONT
11h 28m
2 stops
$761American Airlines
Mon, May 25 - Fri, May 29
American Airlines Logo
1:11 pm - 12:07 am
ONT
-
SPI
8h 56m
2 stops
American Airlines Logo
2:55 pm - 11:59 pm
SPI
-
ONT
11h 04m
3 stops
$1,125American Airlines
Wed, Jul 1 - Thu, Jul 9
American Airlines Logo
10:22 am - 11:47 pm
ONT
-
SPI
11h 25m
3 stops
American Airlines Logo
2:31 pm - 10:36 pm
SPI
-
ONT
10h 05m
2 stops
$1,259American Airlines
Mon, May 25 - Fri, May 29

American Airlines flights from Ontario to Springfield, Illinois

Our best American Airlines deals on Ontario to Springfield, Illinois flight tickets
American Airlines
Jul 1
ONT1:11 pmOntario
8h 56m
2 stops
SPI12:07 amSpringfield Capital
Jul 9
SPI2:55 pmSpringfield Capital
11h 04m
2 stops
ONT11:59 pmOntario
$556
American Airlines
May 25
ONT10:00 pmOntario
14h 01m
2 stops
SPI2:01 pmSpringfield Capital
May 29
SPI2:31 pmSpringfield Capital
11h 28m
2 stops
ONT11:59 pmOntario
$761
American Airlines
Jul 1
ONT1:11 pmOntario
8h 56m
2 stops
SPI12:07 amSpringfield Capital
Jul 9
SPI2:55 pmSpringfield Capital
11h 04m
3 stops
ONT11:59 pmOntario
$1,125

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Springfield, Illinois 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, momondo users made 832,500 searches. Data last updated May 12, 2026.
Use the filters below to find and compare flights from Ontario to Springfield, Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioSpringfield

ONT - SPI

ONTSPI

Ontario

Wed 7/1

1:11 pm-12:07 am

2 stops8h 56m

Springfield Capital

Thu 7/9

2:55 pm-11:59 pm

2 stops11h 04m

$556

OntarioSpringfield

ONT - SPI

ONTSPI

Ontario

Mon 5/25

10:00 pm-2:01 pm

2 stops14h 01m

Springfield Capital

Fri 5/29

2:31 pm-11:59 pm

2 stops11h 28m

$761

OntarioSpringfield

ONT - SPI

ONTSPI

Ontario

Wed 7/1

1:11 pm-12:07 am

2 stops8h 56m

Springfield Capital

Thu 7/9

2:55 pm-11:59 pm

3 stops11h 04m

$1,125

OntarioSpringfield

ONT - SPI

ONTSPI

Ontario

Mon 5/25

10:22 am-11:47 pm

3 stops11h 25m

Springfield Capital

Fri 5/29

2:31 pm-10:36 pm

2 stops10h 05m

$1,259
Cheapest one-way

OntarioSpringfield

ONT - SPI

ONTSPI

Ontario

Thu 5/21

8:06 pm-7:41 pm

3 stops45h 35m

$439
Quickest one-way

OntarioSpringfield

ONT - SPI

ONTSPI

Ontario

Thu 5/21

1:10 pm-11:47 pm

2 stops8h 37m

$530

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Springfield from

How to get the cheapest flight ticket from Ontario to Springfield, Illinois

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What airlines fly to Springfield, Illinois?

Southwest, American Airlines and Frontier are the top three most popular airlines that fly to Springfield, Illinois from Ontario according to our data. Southwest is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Springfield, Illinois. Keep in mind that there are 7 different airlines that fly to Springfield, Illinois on a routine basis, so you have a few additional options to choose from.

When to book flights from Ontario to Springfield, Illinois

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Springfield, Illinois according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Springfield, Illinois (ONT to SPI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Springfield, Illinois

Fastest flight time

14h 01m

Direct flights

None
The fastest flight from Ontario to Springfield, Illinois takes 14h 01m
There are no direct flights from Ontario to Springfield, Illinois. There are no popular flight routes from Ontario to Springfield, Illinois.
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Frequently asked questions about flying from Ontario to Springfield, Illinois

  • How far is Ontario to Springfield Capital by plane?

    Ontario and Springfield Capital are 1588.6 mi apart from one another. Typically, this will take 14h 01m by plane in normal conditions.

  • When did momondo last update prices for flights from Ontario Airport to Springfield Capital Airport?

    Prices for flights from Ontario Airport to Springfield Capital Airport are updated daily.

  • How old do you have to be to fly from Ontario Airport to Springfield Capital Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ontario Airport to Springfield Capital Airport.

  • What documentation or ID do you need to fly to Springfield Capital Airport?

    The necessary travel and health documents for your Springfield Capital Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Springfield?

Book flights to Springfield if you plan to visit one of these locations
Lincoln

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Springfield?

It is quick and easy to find Ontario to Springfield flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Springfield that suits you.

Can I find flights from Ontario to Springfield with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Springfield from Ontario with this policy.

How can momondo help me find flights from Ontario to Springfield?

Once you have performed a search for Ontario to Springfield flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to Springfield right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Springfield flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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