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$55+ Cheap flights from Saint Paul, MN 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
MSP — ONT
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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The best prices from Saint Paul to Ontario are usually found in November or June, booked 10 days in advance, depart on a Tuesday or Thursday and return on a Saturday

Cheap flight deals from Saint Paul to Ontario

Keep the following information in mind while searching for Saint Paul to Ontario flight deals. Data was last updated February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$110
(Frontier)

One-way from

$55
(Cheapflightsfares)

Popular in

March

Cheapest in

November

Average price

$378
Provider with most accurate pricing for Minneapolis St Paul-Los Angeles flight deals.
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From Saint Paul to Ontario
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One-way flight from Saint Paul to Ontario
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Highest demand for flights based on searches. 5% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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Find flight deals from Saint Paul to Ontario

Cheapest flights from Saint Paul to Ontario
Explore the most affordable flight options available from Saint Paul to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

This Frontier deal was found by Cheapflights users on 2/21. 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.
Tue 4/156:00 amMSP - ONT
1 stop10h 27mFrontier
Wed 4/2312:10 pmONT - MSP
1 stop10h 25mFrontier
Deal found 2/21$110
This Trip.com deal was found by Cheapflights users on 2/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/275:47 amMSP - ONT
1 stop16h 48mMultiple Airlines
Tue 3/412:59 amONT - MSP
1 stop8h 20mMultiple Airlines
Deal found 2/21$269
This Delta deal was found by Cheapflights users on 2/20. 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.
Tue 4/18:50 amMSP - ONT
1 stop15h 32mDelta
Sun 4/65:40 amONT - MSP
1 stop22h 23mDelta
Deal found 2/20$283
This Alaska Airlines deal was found by Cheapflights users on 2/21. 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 3/112:58 pmMSP - ONT
1 stop8h 29mAlaska Airlines
Wed 3/196:00 amONT - MSP
1 stop15h 59mAlaska Airlines
Deal found 2/21$313
This American Airlines deal was found by Cheapflights users on 2/21. 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.
Tue 4/156:45 amMSP - ONT
2 stops11h 14mAmerican Airlines
Sat 4/197:00 amONT - MSP
1 stop9h 10mAmerican Airlines
Deal found 2/21$341
This Southwest deal was found by Cheapflights users on 2/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/256:20 amMSP - ONT
2 stops9h 05mSouthwest
Thu 3/275:20 pmONT - MSP
1 stop5h 05mSouthwest
Deal found 2/21$371
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Mon 4/148:43 amMSP - ONT
2 stops11h 08mUnited Airlines
Fri 4/186:00 amONT - MSP
2 stops8h 22mUnited Airlines
Deal found 2/21$381

Find flights from Saint Paul to Ontario within your budget

Customize your flight search to find flights from Saint Paul 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 February 22, 2025.

Fly from

Saint Paul

Fly to

Ontario

Route

Depart

Return

Price

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Tue 4/15

6:00 am-2:27 pm

1 stop10h 27m

Ontario

Wed 4/23

12:10 pm-12:35 am

1 stop10h 25m

$110

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Wed 4/2

8:50 am-10:22 pm

1 stop15h 32m

Ontario

Tue 4/8

5:40 am-8:34 pm

1 stop12h 54m

$243

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Mon 3/31

3:02 pm-11:59 pm

1 stop10h 57m

Ontario

Tue 4/8

6:00 am-11:59 pm

1 stop15h 59m

$282

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Mon 3/10

5:20 pm-12:09 am

1 stop8h 49m

Ontario

Wed 3/12

12:59 am-11:28 pm

1 stop20h 29m

$292

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Tue 4/15

6:45 am-3:59 pm

2 stops11h 14m

Ontario

Sat 4/19

7:00 am-6:10 pm

1 stop9h 10m

$341

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Tue 3/25

6:20 am-1:25 pm

2 stops9h 05m

Ontario

Thu 3/27

5:20 pm-12:25 am

1 stop5h 05m

$371

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Mon 4/14

8:43 am-5:51 pm

2 stops11h 08m

Ontario

Fri 4/18

6:00 am-4:22 pm

2 stops8h 22m

$381

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Mon 4/14

6:00 am-9:22 am

1 stop5h 22m

$55

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Wed 3/5

7:07 am-12:06 am

1 stop18h 59m

$95

MinneapolisOntario

MSP - ONT

MSPONT

Minneapolis St Paul

Wed 4/23

7:00 am-3:32 pm

1 stop10h 32m

$107

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 13 results
1
2

Best time to book a flight from Saint Paul to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Saint Paul 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.

Travel insights for flights from Saint Paul to Ontario

Get recent, data-driven insights about flights from Saint Paul to Ontario including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Saint Paul to Ontario?

Use this chart to determine the optimal time to book a round-trip flight from Saint Paul to Ontario. Price data was last updated on February 14, 2025.

Booking 10 days in advance of your planned departure date is, on average, the best time to get cheap flights from Saint Paul to Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Saint Paul to Ontario (average of $246). Flying from Saint Paul to Ontario in March is currently the most expensive (average of $315). 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 SA1 to ONT?

Find hourly flight availability from Saint Paul 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 February 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Saint Paul to Ontario as you normally would.

What is the cheapest day to fly from Saint Paul to Ontario?

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

Travelers seeking maximum savings on their Saint Paul to Ontario flight should consider departing on Monday evenings when fares are most often at their lowest. Monday 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 February 22, 2025.
To help decide which airline to fly from Saint Paul to Ontario, see what other customers have to say about Southwest, Alaska Airlines and Delta. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Southwest
8.1
Very good
4,395 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Alaska Airlines
8.0
Very good
9,700 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Hawaiian Airlines
7.9
Good
2,314 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

United Airlines
7.4
Good
8,754 reviews
Southwest
8.1
Very good
4,395 reviews

Boarding

8.2

Food

7.1

Overall

8.1

Crew

8.7

Entertainment

7.6

Comfort

8.1

Reviews

1 / 20

8.0
Excellent

Christine,Aug 2024

DEN - LGB

No issues. I needed pre boarding and I was able to get it without issue

Related info for your journey

Find useful and relevant information for your journey from Saint Paul 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 Saint Paul?

    Most people fly into Ontario (ONT) if they book a flight to Ontario from Saint Paul. On average, Ontario has 0 inbound flights from Saint Paul per day from 6 airlines. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

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

    One-way options have recently been found by users for as low as $55 on Frontier. Other airlines that offer cheap prices include Alaska Airlines from $107 and Delta from $168 one-way.

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

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

  • How can I find direct flights from Saint Paul to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Saint Paul 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 Saint Paul to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Saint Paul to Ontario (average of $246). Flying from Saint Paul to Ontario in March is currently the most expensive (average of $315). 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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Top 6 airlines flying from Saint Paul to Ontario

Discover the top 6 airlines that operate flights from Saint Paul 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
Sun Country AirCheapest$100Average$253FlexibilityNo cancel feeOn-time83%
FrontierCheapest$108Average$192FlexibilityNo cancel feeOn-time62%
DeltaCheapest$238Average$423FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$305Average$414FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$324Average$398FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$346Average$417FlexibilityNo cancel feeOn-time63%
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