HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$136+ Cheap flights from Iowa to Ontario (ONT)

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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — ONT
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Iowa to Ontario 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 Iowa to Ontario

Keep the following information in mind while searching for Iowa to Ontario flight deals. Data was last updated September 16, 2025.

Round-trip from

$144
(Booking.com)

One-way from

$136
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$358
From Iowa to Ontario
Search Deals
One-way flight from Iowa to Ontario
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Iowa to Ontario

Cheapest flights from Iowa to Ontario
Explore the most affordable flight options available from Iowa to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/258:59 pmOMA - ONT
1 stop4h 51mFrontier
Mon 10/276:53 amONT - OMA
1 stop11h 11mFrontier
Deal found 9/16$144
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/178:59 pmOMA - ONT
1 stop4h 51mFrontier
Sun 11/25:53 amONT - OMA
1 stop9h 58mFrontier
Deal found 9/15$153
This Frontier deal was found by Cheapflights users on 9/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/132:32 pmDSM - ONT
1 stop11h 18mFrontier
Sun 11/166:53 amONT - DSM
1 stop4h 54mFrontier
Deal found 9/13$153
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/168:59 pmOMA - ONT
1 stop14h 36mFrontier
Mon 10/206:53 amONT - OMA
1 stop11h 11mFrontier
Deal found 9/15$162
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/168:59 pmOMA - ONT
1 stop4h 51mFrontier
Thu 10/306:53 amONT - OMA
1 stop9h 58mFrontier
Deal found 9/15$171
This Booking.com deal was found by Cheapflights users on 9/15. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/138:59 pmOMA - ONT
1 stop4h 51mFrontier
Sat 10/187:04 amONT - OMA
1 stop11h 00mFrontier
Deal found 9/15$175
This Gotogate deal was found by Cheapflights users on 9/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/27:29 pmOMA - ONT
1 stop14h 24mFrontier
Thu 10/96:53 amONT - OMA
1 stop11h 11mFrontier
Deal found 9/15$182
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/108:26 pmCID - ONT
1 stop5h 24mFrontier
Thu 11/1312:05 pmONT - CID
1 stop5h 31mFrontier
Deal found 9/14$182
This Booking.com deal was found by Cheapflights users on 9/14. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/78:51 pmOMA - ONT
1 stop16h 19mFrontier
Sun 11/96:53 amONT - OMA
1 stop9h 58mFrontier
Deal found 9/14$183
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/67:46 pmOMA - ONT
1 stop6h 04mFrontier
Mon 11/106:53 amONT - OMA
1 stop11h 13mFrontier
Deal found 9/15$184
This Frontier deal was found by Cheapflights users on 9/15. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/302:32 pmDSM - ONT
1 stop11h 18mFrontier
Thu 11/66:53 amONT - DSM
1 stop4h 54mFrontier
Deal found 9/15$185
This Frontier deal was found by Cheapflights users on 9/13. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/148:51 pmOMA - ONT
1 stop4h 59mFrontier
Sun 11/166:53 amONT - OMA
1 stop9h 58mFrontier
Deal found 9/13$189

Cheapflights Fare Finder

 
Customize your flight search to find flights from Iowa to Ontario 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 September 16, 2025.
Use the filters below to find and compare flights from Iowa to Ontario that are best for you.

Fly from

Iowa

Fly to

Ontario

Route

Depart

Return

Price

OmahaOntario

OMA - ONT

OMAONT

Omaha Eppley Airfield

Fri 11/7

8:51 pm-11:10 am

1 stop16h 19m

Ontario

Mon 11/10

6:53 am-8:06 pm

1 stop11h 13m

$144

OmahaOntario

OMA - ONT

OMAONT

Omaha Eppley Airfield

Sat 10/18

8:59 pm-11:50 pm

1 stop4h 51m

Ontario

Sun 11/2

5:53 am-5:51 pm

1 stop9h 58m

$153

OmahaOntario

OMA - ONT

OMAONT

Omaha Eppley Airfield

Thu 11/13

7:46 pm-11:50 pm

1 stop6h 04m

Ontario

Mon 11/17

6:53 am-8:06 pm

1 stop11h 13m

$153

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Thu 11/13

2:32 pm-11:50 pm

1 stop11h 18m

Ontario

Sun 11/16

6:53 am-1:47 pm

1 stop4h 54m

$153

OmahaOntario

OMA - ONT

OMAONT

Omaha Eppley Airfield

Fri 10/17

8:59 pm-11:50 pm

1 stop4h 51m

Ontario

Sun 10/19

10:40 pm-8:04 pm

2 stops19h 24m

$189

OmahaOntario

OMA - ONT

OMAONT

Omaha Eppley Airfield

Fri 11/14

8:51 pm-11:50 pm

1 stop4h 59m

Ontario

Sun 11/16

6:53 am-6:51 pm

1 stop9h 58m

$189

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Fri 11/14

2:34 pm-11:50 pm

1 stop11h 16m

Ontario

Sun 11/16

6:53 am-1:47 pm

1 stop4h 54m

$189

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Wed 10/8

2:37 pm-11:50 pm

1 stop11h 13m

Ontario

Fri 10/10

6:53 am-1:52 pm

1 stop4h 59m

$199

Cedar RapidsOntario

CID - ONT

CIDONT

Cedar Rapids

Thu 11/13

8:26 pm-11:50 pm

1 stop5h 24m

Ontario

Mon 11/17

6:53 am-7:36 pm

1 stop10h 43m

$205

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Thu 10/30

2:32 pm-7:29 am

2 stops18h 57m

Ontario

Thu 11/6

6:53 am-1:47 pm

1 stop4h 54m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Iowa to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Iowa 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 Iowa to Ontario

What is the cheapest month to book a flight from Iowa to Ontario?

Currently, August is the cheapest month in which you can book a flight from Iowa to Ontario (average of $246). Flying from Iowa to Ontario in March is currently the most expensive (average of $327). 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.

What is the cheapest time of day to fly from IA to ONT?

Find hourly flight availability from Iowa to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Iowa to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Iowa to Ontario. 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 into for flights to Ontario from Iowa?

    Ontario (ONT) is the airport you will fly into if you book a flight from Iowa to Ontario. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.

  • How long is the flight from Iowa to Ontario?

    Frontier, American Airlines, and United Airlines can get you from Iowa to Ontario in just under 6h 57m. Your travel time can differ by up to 9h 22m. Airlines will cover a distance of 1557 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Iowa to Ontario one-way?

    One-way options have recently been found by users for as low as $146 on Delta. Other airlines that offer cheap prices include Frontier from $151 and Southwest from $179 one-way.

  • What are the most popular routes from Iowa to Ontario?

    The most popular route from Iowa to Ontario is Omaha Eppley Airfield - Ontario. You may also consider Cedar Rapids - Ontario or Des Moines - Ontario.

  • Can I find deals for flights from Iowa to Ontario that include hotel bookings?

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

  • How can I find direct flights from Iowa to Ontario?

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

  • Can I find deals for business class flights from Iowa to Ontario?

    Yes. Cheapflights offers flight deals from Iowa to Ontario 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 Iowa to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Iowa to Ontario (average of $246). Flying from Iowa to Ontario in March is currently the most expensive (average of $327). 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

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 Iowa to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Los Angeles flights
John F Kennedy Intl to Las Vegas flights
Dallas/Fort Worth to Las Vegas flights
Seattle to Las Vegas flights
Newark to Las Vegas flights
Seattle to Los Angeles flights
John F Kennedy Intl to San Francisco flights
O'Hare Intl to Las Vegas flights
Newark to Los Angeles flights
San Francisco to Las Vegas flights
Dallas/Fort Worth to Los Angeles flights
Los Angeles to San Francisco flights
Los Angeles to Las Vegas flights
San Francisco to Los Angeles flights
Newark to San Francisco flights
Hobby to Las Vegas flights
O'Hare Intl to Los Angeles flights
Atlanta to Las Vegas flights
LaGuardia to Los Angeles flights
Denver to Las Vegas flights
Dulles Intl to Las Vegas flights
LaGuardia to Las Vegas flights
San Francisco to Ontario flights
Seattle to Ontario flights
Boston to Los Angeles flights
Santa Ana to Las Vegas flights
Boston to Las Vegas flights
George Bush Intcntl to Las Vegas flights
Reagan-National to Los Angeles flights
San Francisco to Santa Ana flights
Burbank to Las Vegas flights
Dulles Intl to Los Angeles flights
Minneapolis to Las Vegas flights
Oakland to Las Vegas flights
Los Angeles to San Jose flights
Seattle to San Francisco flights
Dallas/Fort Worth to San Francisco flights
O'Hare Intl to San Francisco flights
John F Kennedy Intl to Ontario flights
San Jose to Los Angeles flights
Reagan-National to Las Vegas flights
Philadelphia to Las Vegas flights
Seattle to San Diego flights
Ontario to San Francisco flights
LaGuardia to San Francisco flights
Orlando to Las Vegas flights
John F Kennedy Intl to San Diego flights
Baltimore to Las Vegas flights
Austin to Las Vegas flights
Baltimore to San Francisco flights

Top 4 airlines flying from Iowa to Ontario

Discover the top 4 airlines that operate flights from Iowa to Ontario. 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$108Average$195FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$280Average$419FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$440FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$334Average$436FlexibilityNo cancel feeOn-time63%

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.