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$108+ Cheap flights from Des Moines to Ontario (DSM - 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 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
DSM — ONT
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
1 adult, Economy
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Cheap flight deals from Des Moines to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Des Moines (DSM) to Ontario (ONT). 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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$298
(Gotogate)

One-way from

$108
(Trip.com)

Popular in

February

Cheapest in

October

Average price

$563
Provider with most accurate pricing for Des Moines-Ontario flight deals.
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Provider most trusted by Cheapflights users for Des Moines-Ontario flights.
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From Des Moines to Ontario
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One-way flight from Des Moines to Ontario
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Highest demand for flights based on searches. 18% potential increase in price ($98 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Des Moines to Ontario

Cheapest flights from Des Moines to Ontario
Explore the most affordable flight options available from Des Moines to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

This Frontier deal was found by Cheapflights users on 3/23. 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.
Sun 3/308:35 pmDSM - ONT
1 stop14h 56mFrontier
Sun 4/612:59 amONT - DSM
1 stop16h 20mFrontier
Deal found 3/23$297
This American Airlines deal was found by Cheapflights users on 3/23. 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.
Wed 5/71:12 pmDSM - ONT
1 stop7h 24mAmerican Airlines
Wed 5/146:01 amONT - DSM
1 stop5h 19mAmerican Airlines
Deal found 3/23$334
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/710:59 amDSM - ONT
2 stops13h 36mDelta
Wed 5/1410:01 amONT - DSM
2 stops9h 05mDelta
Deal found 3/23$345
This United Airlines deal was found by Cheapflights users on 3/24. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/611:30 amDSM - ONT
1 stop5h 39mUnited Airlines
Sat 5/106:08 amONT - DSM
1 stop6h 31mUnited Airlines
Deal found 3/24$416
This Alaska Airlines deal was found by Cheapflights users on 3/24. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/65:32 amDSM - ONT
2 stops12h 00mAlaska Airlines
Sat 5/106:00 amONT - DSM
2 stops15h 39mAlaska Airlines
Deal found 3/24$537

Cheapflights Fare Finder

Customize your flight search to find flights from Des Moines 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 March 25, 2025.
Use the filters below to find and compare flights from Des Moines to Ontario that are best for you.

Fly from

Des Moines

Fly to

Ontario

Route

Depart

Return

Price

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Wed 5/7

7:30 pm-11:59 pm

1 stop6h 29m

Ontario

Tue 5/13

12:59 am-6:30 pm

1 stop15h 31m

$298

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Wed 5/7

1:12 pm-6:36 pm

1 stop7h 24m

Ontario

Wed 5/14

6:01 am-1:20 pm

1 stop5h 19m

$334

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Wed 5/7

10:59 am-10:35 pm

2 stops13h 36m

Ontario

Wed 5/14

10:01 am-9:06 pm

2 stops9h 05m

$345

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Tue 5/6

11:30 am-3:09 pm

1 stop5h 39m

Ontario

Sat 5/10

6:08 am-2:39 pm

1 stop6h 31m

$416

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Tue 5/6

5:32 am-3:32 pm

2 stops12h 00m

Ontario

Sat 5/10

6:00 am-11:39 pm

2 stops15h 39m

$537

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Wed 4/30

7:27 pm-11:59 pm

1 stop6h 32m

$108

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Sat 5/10

5:11 pm-8:53 pm

1 stop5h 42m

$209

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Thu 5/1

5:29 pm-11:50 pm

1 stop8h 21m

$233

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Fri 4/25

2:12 pm-11:59 pm

2 stops11h 47m

$238

Des MoinesOntario

DSM - ONT

DSMONT

Des Moines

Thu 4/3

5:45 am-11:29 am

1 stop7h 44m

$389

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Compare providers for flights from Des Moines to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Des Moines to Ontario in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

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

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

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

Currently, August is the cheapest month in which you can book a flight from Des Moines to Ontario (average of $246). Flying from Des Moines to Ontario in March is currently the most expensive (average of $324). 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 DSM to ONT?

Find hourly flight availability from Des Moines 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 March 25, 2025.

When flying from Des Moines to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 14% versus a flight at noon.

What is the cheapest day to fly from Des Moines to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Des Moines to Ontario. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Des Moines to Ontario flight should consider departing on Friday evenings when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated March 25, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Des Moines to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,782 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Alaska Airlines
8.0
Very good
9,782 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Delta
8.0
Very good
7,890 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
United Airlines
7.4
Good
8,605 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot
Frontier
6.0
Okay
3,273 reviews
Alaska Airlines
8.0
Very good
9,782 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Related info for your journey

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

  • What are the cheapest airlines flying from Des Moines to Ontario round-trip?

    Cheapflights users have booked flights from Des Moines to Ontario round-trip from $298. Other airlines that can offer you cheap pricing are American Airlines, from $334, and Delta, from $345. You may be able to fly from Des Moines to Ontario for 30% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $108. United Airlines flights start at $209 while deals on American Airlines start at $233 one-way.

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

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

  • How can I find direct flights from Des Moines to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Des Moines 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 Des Moines to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Des Moines to Ontario (average of $246). Flying from Des Moines to Ontario in March is currently the most expensive (average of $324). 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

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Alternative routes for Des Moines to Ontario

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Top 4 airlines flying from Des Moines to Ontario

Discover the top 4 airlines that operate flights from Des Moines 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$238FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$303Average$431FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$334Average$416FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$376Average$466FlexibilityNo cancel feeOn-time69%
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