$103 Cheap Frontier Airlines flights Minneapolis (MSP) to Ontario (ONT)

View $103 flight on Mon, Sep 22, 2025Opens in a new window

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$103 Cheap Frontier Airlines flights Minneapolis (MSP) to Ontario (ONT)

Prices were available within the past 7 days and start at $103 for one-way flights and $185 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Aug 23 - Sat, Aug 30
MSP
Minneapolis
ONT
Ontario
$185 Roundtrip, found 1 day ago
$185
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sat, Aug 23 from Minneapolis to Ontario, returning Sat, Aug 30, priced at $185 found 1 day ago
Frontier Airlines
Mon, Aug 11 - Sat, Aug 16
MSP
Minneapolis
ONT
Ontario
$195 Roundtrip, found 3 days ago
$195
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Aug 11 from Minneapolis to Ontario, returning Sat, Aug 16, priced at $195 found 3 days ago
Frontier Airlines
Fri, Aug 22 - Sat, Aug 30
MSP
Minneapolis
ONT
Ontario
$198 Roundtrip, found 3 days ago
$198
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Aug 22 from Minneapolis to Ontario, returning Sat, Aug 30, priced at $198 found 3 days ago
Frontier Airlines
Fri, Aug 29 - Wed, Sep 3
MSP
Minneapolis
ONT
Ontario
$199 Roundtrip, found 6 days ago
$199
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Fri, Aug 29 from Minneapolis to Ontario, returning Wed, Sep 3, priced at $199 found 6 days ago
Frontier Airlines
Sat, Aug 23 - Thu, Sep 11
MSP
Minneapolis
ONT
Ontario
$202 Roundtrip, found 3 days ago
$202
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Aug 23 from Minneapolis to Ontario, returning Thu, Sep 11, priced at $202 found 3 days ago
Frontier Airlines
Mon, Oct 6 - Thu, Oct 9
MSP
Minneapolis
ONT
Ontario
$205 Roundtrip, found 1 day ago
$205
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Mon, Oct 6 from Minneapolis to Ontario, returning Thu, Oct 9, priced at $205 found 1 day ago
Flights from Minneapolis (MSP) to Ontario (ONT)
Origin airport
Minneapolis - St. Paul Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, United
Popular airline
American Airlines
Distance
1491 mi

Frequently asked questions

How much is a Frontier Airlines flight from Minneapolis - St. Paul Intl. Airport (MSP) to Los Angeles - Ontario Intl. Airport (ONT)?
You can discover affordable return Frontier Airlines flights from $185 from MSP to ONT by organizing your results from "Price (lowest to highest)" on Expedia. Or search for options from $103 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from MSP to ONT with Frontier Airlines?
January is one of the most affordable months to get away to Ontario with Frontier Airlines. You could also find fantastic deals on one-way and return tickets in April.
What is the cheapest time to book flights from Minneapolis - St. Paul Intl. Airport (MSP) to Los Angeles - Ontario Intl. Airport (ONT) with Frontier Airlines?
For cheap Frontier Airlines fares from Minneapolis - St. Paul Intl. Airport (MSP) to Los Angeles - Ontario Intl. Airport (ONT), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect what you pay. Sunday is generally the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Frontier Airlines fly nonstop from Minneapolis - St. Paul Intl. Airport (MSP) to Los Angeles - Ontario Intl. Airport (ONT)?
To find out if there's a direct trip from MSP to ONT with Frontier Airlines or other airlines, use our "Nonstop" filter when browsing for flights.
What is the earliest Frontier Airlines flight from MSP to ONT?
Find Frontier Airlines's earliest flights from MSP to ONT by checking the "Morning" and "Early Morning" filters. Not only will you get to where you're going sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Frontier Airlines fly into in Ontario?
Catch a Frontier Airlines flight from Minneapolis - St. Paul Intl. Airport (MSP) to Ontario, and you'll probably land at Los Angeles - Ontario Intl. Airport (ONT). This is the airline's main hub in this destination.
Why fly with Frontier Airlines from MSP to ONT?
Journey from MSP to ONT with Frontier Airlines and look forward to a range of benefits including a rewarding loyalty program. When you book through Expedia as a Frontier Miles and One Key™ member, you could also earn OneKeyCash™* to spend on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Frontier Airlines flight from Minneapolis - St. Paul Intl. Airport (MSP) to Los Angeles - Ontario Intl. Airport (ONT)?
Changes are usually free within 24 hours of booking, but your airline may charge a fee after that. For more details about altering your flights, check out your "Trips," select your flight and click on "Manage Booking." If you want the freedom to change your plans without extra charges, tick the "Changes included" or "No cancel fee" filter when organizing your next break.

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