$158 Cheap Flights from Fargo (FAR) to Ontario (ONT)

View $158 flight on Tue, Oct 7, 2025Opens in a new window

Popular airlines from Hector Intl. Airport (FAR) to Los Angeles - Ontario Intl. Airport (ONT)

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Cheap Flights from Fargo to Ontario (FAR-ONT)

Prices were available within the past 7 days and start at $158 for one-way flights and $163 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Oct 7 - Tue, Oct 14
FAR
Fargo
ONT
Ontario
$163 Roundtrip, found 8 hours ago
$163
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Tue, Oct 7 from Fargo to Ontario, returning Tue, Oct 14, priced at $163 found 8 hours ago
Frontier Airlines
Tue, Oct 7 - Tue, Oct 21
FAR
Fargo
ONT
Ontario
$188 Roundtrip, found 2 hours ago
$188
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Tue, Oct 7 from Fargo to Ontario, returning Tue, Oct 21, priced at $188 found 2 hours ago
Frontier Airlines
Mon, Nov 10 - Fri, Nov 14
FAR
Fargo
ONT
Ontario
$195 Roundtrip, found 3 days ago
$195
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Fargo to Ontario, returning Fri, Nov 14, priced at $195 found 3 days ago
Frontier Airlines
Mon, Nov 10 - Fri, Nov 14
FAR
Fargo
ONT
Ontario
$233 Roundtrip, found 8 hours ago
$233
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Mon, Nov 10 from Fargo to Ontario, returning Fri, Nov 14, priced at $233 found 8 hours ago
Frontier Airlines
Tue, Oct 7 - Mon, Oct 13
FAR
Fargo
ONT
Ontario
$238 Roundtrip, found 9 hours ago
$238
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Tue, Oct 7 from Fargo to Ontario, returning Mon, Oct 13, priced at $238 found 9 hours ago
Frontier Airlines
Thu, Oct 9 - Sun, Oct 12
FAR
Fargo
ONT
Ontario
$251 Roundtrip, found 3 days ago
$251
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Thu, Oct 9 from Fargo to Ontario, returning Sun, Oct 12, priced at $251 found 3 days ago
Frontier Airlines
Thu, Oct 9 - Sun, Oct 12
FAR
Fargo
ONT
Ontario
$257 Roundtrip, found 6 days ago
$257
Roundtrip
found 6 days ago
Select Frontier Airlines flight, departing Thu, Oct 9 from Fargo to Ontario, returning Sun, Oct 12, priced at $257 found 6 days ago
United
Sat, Feb 21 - Sat, Feb 28
FAR
Fargo
ONT
Ontario
$269 Roundtrip, found 3 days ago
$269
Roundtrip
found 3 days ago
Select United flight, departing Sat, Feb 21 from Fargo to Ontario, returning Sat, Feb 28, priced at $269 found 3 days ago
American Airlines
Tue, Oct 7 - Tue, Oct 21
FAR
Fargo
ONT
Ontario
$269 Roundtrip, found 2 hours ago
$269
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Tue, Oct 7 from Fargo to Ontario, returning Tue, Oct 21, priced at $269 found 2 hours ago
Delta
Tue, Nov 4 - Tue, Nov 18
FAR
Fargo
ONT
Ontario
$279 Roundtrip, found 1 day ago
$279
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Nov 4 from Fargo to Ontario, returning Tue, Nov 18, priced at $279 found 1 day ago

Find the cheapest month to fly from Fargo (FAR) to Ontario (ONT)

October is typically the cheapest month to fly

From $137 - $585 per traveler.

Graph displaying average flight prices per month

Alternative airports near Ontario

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to John Wayne SNA. Cheapest option available. Average driving time to city center is 42 minutes. Flights from $362
SNA
John Wayne
Cheapest
Average driving time to city center42 min
Flights from $362
Flights from Fargo (FAR) to Ontario (ONT)
Origin airport
Hector Intl.
Destination airport
Los Angeles - Ontario Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Roundtrip price
$162
Distance
1399 mi

Fargo to Ontario Flights

The cheapest times to fly from Fargo to Ontario

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Fargo to Ontario are during the month of October. You can find some of the cheapest flights from Fargo to Ontario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Fargo to Ontario

Sunday is one of the best days to book for cheap flights from Fargo to Ontario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Fargo to Ontario

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Fargo to Ontario in 2025. You can also book with separate airlines for your outbound and return journeys, from $158 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Fargo to Ontario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Fargo to Ontario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Hector Intl. Airport (FAR) to Los Angeles - Ontario Intl. Airport (ONT) cost?
Get a cheap one-way flight from $158 or cheap return flight from $163 from Hector Intl. Airport (FAR) to Los Angeles - Ontario Intl. Airport (ONT) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Hector Intl. Airport (FAR) to Los Angeles - Ontario Intl. Airport (ONT)?
October is the most affordable month to fly from FAR to ONT. Timing your trip outside of the busy season is often the key to better flight prices.
What is the cheapest airline that flies from Hector Intl. Airport (FAR) to Los Angeles - Ontario Intl. Airport (ONT)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from FAR to ONT. Then, sort your results by "Price (lowest to highest)" to pick up the best deal available.
How many flights per day from Hector Intl. Airport (FAR) to Los Angeles - Ontario Intl. Airport (ONT)?
There are no daily nonstop flights from Hector Intl. Airport (FAR) to Los Angeles - Ontario Intl. Airport (ONT). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from FAR to ONT?
Generally you'll find the greatest selection of flight options on a Friday. Tuesdays are often the quietest.* But this can vary based on the time of year, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Hector Intl. Airport (FAR) to Los Angeles - Ontario Intl. Airport (ONT)?
To touch down at Los Angeles - Ontario Intl. Airport (ONT) on schedule, select a flight that takes off from Hector Intl. Airport (FAR) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Hector Intl. Airport (FAR) to Los Angeles - Ontario Intl. Airport (ONT) last-minute?
Holding off until right before your break to book a flight from FAR to ONT generally means paying more. While you might find some last-minute offers, there's no guarantee. Be flexible with your travel plans for the best chance of landing a bargain.
Is it cheaper to book a FAR to ONT flight and hotel package?
Booking a FAR to ONT flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our wide range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Hector Intl. Airport (FAR) to Los Angeles - Ontario Intl. Airport (ONT)?
In most cases, you're able to reschedule or cancel your FAR to ONT flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need more information, go to our Customer Service portal.

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*Available to One Key members.