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Saint Paul

$77+ Cheap flights from Ontario (ONT) to Saint Paul, MN

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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MSP
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Ontario to Saint Paul are usually found in February or September, booked 77 days in advance, depart on a Saturday or Wednesday and return on a Tuesday

Cheap flight deals from Ontario to Saint Paul

Keep the following information in mind while searching for Ontario to Saint Paul flight deals. Data was last updated July 29, 2025.

Round-trip from

$215
(Cheapflightsfares)

One-way from

$77
(Trip.com)

Popular in

December

Cheapest in

February

Average price

$386
From Ontario to Saint Paul
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One-way flight from Ontario to Saint Paul
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Highest demand for flights based on searches. 10% potential increase in price ($38 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Ontario to Saint Paul

Cheapest flights from Ontario to Saint Paul
Explore the most affordable flight options available from Ontario to Saint Paul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 7/28. 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.
Thu 10/1612:59 amONT - MSP
1 stop6h 06mFrontier
Sun 10/196:00 amMSP - ONT
1 stop5h 51mFrontier
Deal found 7/28$215
This American Airlines deal was found by Cheapflights users on 7/29. 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 10/156:15 amONT - MSP
1 stop5h 47mAmerican Airlines
Sat 10/182:35 pmMSP - ONT
1 stop6h 00mAmerican Airlines
Deal found 7/29$253
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 9/103:06 pmONT - MSP
1 stop6h 55mAlaska Airlines
Wed 9/176:05 amMSP - ONT
1 stop10h 07mAlaska Airlines
Deal found 7/27$254
This Delta deal was found by Cheapflights users on 7/28. 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.
Thu 8/2110:00 pmONT - MSP
1 stop9h 08mDelta
Tue 8/268:22 amMSP - ONT
1 stop5h 52mDelta
Deal found 7/28$274

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Saint Paul 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 July 29, 2025.
Use the filters below to find and compare flights from Ontario to Saint Paul that are best for you.

Fly from

Ontario

Fly to

Saint Paul

Route

Depart

Return

Price

OntarioMinneapolis

ONT - MSP

ONTMSP

Ontario

Thu 10/16

12:59 am-9:05 am

1 stop6h 06m

Minneapolis St Paul

Sun 10/19

6:00 am-9:51 am

1 stop5h 51m

$215

OntarioMinneapolis

ONT - MSP

ONTMSP

Ontario

Wed 10/15

6:15 am-2:02 pm

1 stop5h 47m

Minneapolis St Paul

Sat 10/18

2:35 pm-6:35 pm

1 stop6h 00m

$253

OntarioMinneapolis

ONT - MSP

ONTMSP

Ontario

Wed 9/10

3:06 pm-12:01 am

1 stop6h 55m

Minneapolis St Paul

Wed 9/17

6:05 am-2:12 pm

1 stop10h 07m

$254

OntarioMinneapolis

ONT - MSP

ONTMSP

Ontario

Tue 8/19

10:00 pm-10:15 am

1 stop10h 15m

Minneapolis St Paul

Sat 8/30

6:10 pm-10:40 pm

1 stop6h 30m

$257

OntarioMinneapolis

ONT - MSP

ONTMSP

Ontario

Wed 9/17

3:35 pm-12:20 am

1 stop6h 45m

Minneapolis St Paul

Tue 9/30

5:45 am-1:20 pm

2 stops9h 35m

$260

OntarioMinneapolis

ONT - MSP

ONTMSP

Ontario

Sat 8/23

7:00 am-5:26 pm

1 stop8h 26m

Minneapolis St Paul

Tue 8/26

3:20 pm-8:33 pm

1 stop7h 13m

$335

OntarioMinneapolis

ONT - MSP

ONTMSP

Ontario

Wed 8/27

12:59 am-9:14 pm

1 stop18h 15m

Minneapolis St Paul

Sun 8/31

9:34 pm-8:45 am

1 stop13h 11m

$343

OntarioMinneapolis

ONT - MSP

ONTMSP

Ontario

Mon 10/27

12:59 am-12:34 am

1 stop21h 35m

$77

OntarioMinneapolis

ONT - MSP

ONTMSP

Ontario

Tue 11/4

8:00 am-9:35 pm

1 stop11h 35m

$99

OntarioMinneapolis

ONT - MSP

ONTMSP

Ontario

Wed 10/15

10:29 pm-9:08 am

1 stop8h 39m

$128

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 14 results
1
2

Best time to book a flight from Ontario to Saint Paul

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

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

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Saint Paul. Price data was last updated on July 25, 2025.

Booking 76 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Saint Paul. 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 Ontario to Saint Paul?

Currently, May is the cheapest month in which you can book a flight from Ontario to Saint Paul (average of $247). Flying from Ontario to Saint Paul in March is currently the most expensive (average of $335). 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 ONT to SA1?

Find hourly flight availability from Ontario to Saint Paul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

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

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

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

Travelers seeking maximum savings on their Ontario to Saint Paul flight should consider departing on Tuesday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Saint Paul

Get insights into the airlines that provide service to Saint Paul. 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 Saint Paul. Reviews last updated July 29, 2025.
See what other customers who have flown with Alaska Airlines, Southwest, and Delta from Ontario to Saint Paul have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Entertainment

7.1

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Saint Paul. 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 from for flights from Ontario to Saint Paul?

    If you book a flight to Saint Paul from Ontario, you will be flying from Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario. There are 0 flights from Ontario to Saint Paul per day from 6 different airlines.

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

    $77 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on American Airlines and Delta, with prices starting from $128 and $129, respectively.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Ontario to Saint Paul (average of $247). Flying from Ontario to Saint Paul in March is currently the most expensive (average of $335). 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 Ontario to Saint Paul

Discover the top 6 airlines that operate flights from Ontario to Saint Paul. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$126Average$219FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$158Average$231FlexibilityNo cancel feeOn-time83%
DeltaCheapest$199Average$388FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$298Average$448FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$298Average$411FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$328Average$417FlexibilityNo cancel feeOn-time63%

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