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Cheap flights from Great Falls to Ontario (GTF - ONT) from $397

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
GTF — ONT
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
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Cheap flight deals from Great Falls to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Great Falls (GTF) 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 May 30, 2024.

Popular in

July

Cheapest in

October

Average price

$357

Round-trip from

$238
High demand for flights, 35% potential price rise
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Best time to find cheap flights, 40% potential price drop
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Average for round-trip flights in May 2024
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From Great Falls to Ontario
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What is the cheapest day to fly round-trip from Great Falls to Ontario?

Travelers have found that booking a Monday departure is the best way to save up to 18% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Great Falls to Ontario?

The best pricing can be found in the month of February. Prices to Ontario from Great Falls average $455. You can even find prices in February for less than $455, as users have found deals to Ontario from as low as $262. The month of October appears to be one of the more expensive times to travel to Ontario from Great Falls. Flying in the targeted month can save you up to 66%.

What is the cheapest time of day to fly from GTF to ONT?

When flying from Great Falls to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 13% versus a flight in the morning.

Cheap Alaska Airlines flights from Great Falls to Ontario

Explore cheap flight options specifically provided by Alaska Airlines for the route between Great Falls and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Thu 6/277:02 amGTF - ONT
1 stop17h 57mAlaska Airlines
Thu 7/48:20 pmONT - GTF
1 stop26h 39mAlaska Airlines
Deal found 5/28$397
Thu 7/44:11 pmGTF - ONT
1 stop8h 48mAlaska Airlines
Sun 7/76:00 amONT - GTF
1 stop16h 59mAlaska Airlines
Deal found 5/29$442
Mon 7/17:02 amGTF - ONT
1 stop27h 03mAlaska Airlines
Mon 7/158:20 pmONT - GTF
1 stop26h 39mAlaska Airlines
Deal found 5/28$492
Fri 9/277:00 amGTF - ONT
1 stop9h 33mAlaska Airlines
Mon 9/304:28 pmONT - GTF
1 stop6h 18mAlaska Airlines
Deal found 5/29$555
Thu 6/277:02 amGTF - ONT
1 stop13h 23mAlaska Airlines
Thu 7/47:00 amONT - GTF
2 stops7h 31mAlaska Airlines
Deal found 5/28$633
Sat 9/287:00 amGTF - ONT
1 stop16h 20mAlaska Airlines
Mon 9/308:49 pmONT - GTF
1 stop26h 10mAlaska Airlines
Deal found 5/29$732

Cheap Great Falls to Ontario flights in May & June 2024

Find cheap flight options from Great Falls to Ontario specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Prices were last updated on May 30, 2024.
Thu 6/277:02 amGTF - ONT
1 stop17h 57mAlaska Airlines
Thu 7/48:20 pmONT - GTF
1 stop26h 39mAlaska Airlines
Deal found 5/28$397
Sun 6/236:15 pmGTF - ONT
1 stop6h 27mDelta
Sun 6/305:35 amONT - GTF
1 stop4h 49mDelta
Deal found 5/30$458
Sun 6/237:02 amGTF - ONT
1 stop17h 57mAlaska Airlines
Sun 6/307:00 amONT - GTF
2 stops39h 59mAlaska Airlines
Deal found 5/30$555
Thu 6/277:02 amGTF - ONT
1 stop13h 23mAlaska Airlines
Thu 7/47:00 amONT - GTF
2 stops7h 31mAlaska Airlines
Deal found 5/28$633
Sun 6/235:45 amGTF - ONT
2 stops13h 05mDelta
Sun 6/307:00 amONT - GTF
2 stops9h 34mDelta
Deal found 5/30$1,549

Great Falls to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Great Falls and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,784,634 searches. Data last updated May 30, 2024.
Thu 6/277:02 amGTF - ONT
1 stop17h 57mAlaska Airlines
Thu 7/48:20 pmONT - GTF
1 stop26h 39mAlaska Airlines
Deal found 5/28$397
Thu 7/44:11 pmGTF - ONT
1 stop8h 48mAlaska Airlines
Sun 7/76:00 amONT - GTF
1 stop16h 59mAlaska Airlines
Deal found 5/29$442
Sun 6/236:15 pmGTF - ONT
1 stop6h 27mDelta
Sun 6/305:35 amONT - GTF
1 stop4h 49mDelta
Deal found 5/30$458
Mon 7/17:02 amGTF - ONT
1 stop27h 03mAlaska Airlines
Mon 7/158:20 pmONT - GTF
1 stop26h 39mAlaska Airlines
Deal found 5/28$492
Thu 7/42:15 pmGTF - ONT
2 stops22h 53mUnited Airlines
Sun 7/71:30 pmONT - GTF
1 stop6h 48mUnited Airlines
Deal found 5/29$552
Sun 6/237:02 amGTF - ONT
1 stop17h 57mAlaska Airlines
Sun 6/307:00 amONT - GTF
2 stops39h 59mAlaska Airlines
Deal found 5/30$555
Sat 9/2812:30 pmGTF - ONT
2 stops10h 59mDelta
Mon 9/305:00 pmONT - GTF
1 stop4h 37mDelta
Deal found 5/29$573
Thu 6/277:02 amGTF - ONT
1 stop13h 23mAlaska Airlines
Thu 7/47:00 amONT - GTF
2 stops7h 31mAlaska Airlines
Deal found 5/28$633
Sat 9/287:00 amGTF - ONT
1 stop16h 20mAlaska Airlines
Mon 9/308:49 pmONT - GTF
1 stop26h 10mAlaska Airlines
Deal found 5/29$732

Find flights from Great Falls to Ontario within your budget

Customize your flight search to find flights from Great Falls 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 2,784,634 searches. Data last updated May 30, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$397 - $732

Route

Depart

Return

Price

Great FallsOntario

GTF - ONT

GTFONT

Great Falls

Thu 6/27

1 stop17h 57m

Ontario

Thu 7/4

1 stop26h 39m

$397

Great FallsOntario

GTF - ONT

GTFONT

Great Falls

Thu 7/4

1 stop8h 48m

Ontario

Sun 7/7

1 stop16h 59m

$442

Great FallsOntario

GTF - ONT

GTFONT

Great Falls

Mon 7/1

1 stop27h 03m

Ontario

Mon 7/15

1 stop26h 39m

$492

Great FallsOntario

GTF - ONT

GTFONT

Great Falls

Thu 7/4

2 stops22h 53m

Ontario

Sun 7/7

1 stop6h 48m

$552

Great FallsOntario

GTF - ONT

GTFONT

Great Falls

Fri 9/27

1 stop9h 33m

Ontario

Mon 9/30

1 stop6h 18m

$555

Great FallsOntario

GTF - ONT

GTFONT

Great Falls

Sat 9/28

2 stops10h 59m

Ontario

Mon 9/30

1 stop4h 37m

$573

Great FallsOntario

GTF - ONT

GTFONT

Great Falls

Thu 6/27

1 stop13h 23m

Ontario

Thu 7/4

2 stops7h 31m

$633

Great FallsOntario

GTF - ONT

GTFONT

Great Falls

Sat 9/28

1 stop16h 20m

Ontario

Mon 9/30

1 stop26h 10m

$732

Flights are sorted by cheapest first

Deals found on 5/28

What is the cheapest day to fly from Great Falls to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Great Falls to Ontario. Price data was last updated on May 26, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Great Falls to Ontario flight should consider departing on Tuesday mornings 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.
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Best time to book a flight from Great Falls to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Great Falls 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.

Temperature and rainfall in Ontario by month

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

LAX

Temperature

57.2 - 73.4 °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 May 30, 2024.
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Alaska Airlines
8.1
Very good
9,192 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Delta
8.0
Very good
10,457 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

United Airlines
7.4
Good
10,777 reviews
Alaska Airlines
8.1
Very good
9,192 reviews
Check prices

Boarding

8.2

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Overall

8.1

Reviews

1 / 10

Crew and airport staff were excellent. They accommodated my needs and were super professional and kind.

Related info for your journey

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

  • Can I find flights from Great Falls to Ontario for under $400 on Cheapflights?

    Yes, there are multiple flights from Great Falls to Ontario for under $400. The cheapest flight booked recently is on Alaska Airlines for just $397, but on average you can expect to pay $547.

  • What are the cheapest airlines flying from Great Falls to Ontario round-trip?

    Currently priced at $397, Alaska Airlines will fly you from Great Falls to Ontario and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and Delta - these airlines can fly you to your destination from $552 and $573, respectively. You may be able to fly from Great Falls to Ontario for 17% less than the average price by searching for these airlines.

  • What does GTF to ONT mean?

    Great question - GTF to ONT just means Great Falls Airport to Ontario Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Great Falls to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Great Falls to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Great Falls to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Great Falls to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Great Falls to Ontario that include hotel bookings?

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

  • How can I find direct flights from Great Falls to Ontario?

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

  • Can I find deals for business class flights from Great Falls to Ontario?

    Yes. Cheapflights offers flight deals from Great Falls 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.

  • Can I find deals for flights from Great Falls to Ontario that allow pets onboard?

    Many airlines flying from Great Falls to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Great Falls to Ontario?

    Yes, you can often find last-minute deals on Great Falls to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Great Falls to Ontario flight deals updated?

    The Great Falls to Ontario flight deals you see on this page were last updated on 5/30.

  • What is the cheapest month to book a flight from Great Falls to Ontario?

    Currently, October is the cheapest month in which you can book a flight from Great Falls to Ontario (average of $238). Flying from Great Falls to Ontario in July is currently the most expensive (average of $328). 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.

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Alternative routes for Great Falls to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

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Top airline flying from Great Falls to Ontario

Discover the top airline that operate flights from Great Falls 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 2,784,634 searches. Data last updated May 30, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$325Average$447FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Great Falls to Chicago O'Hare Intl Airport flights

Search flights from Great Falls to Ontario by cabin class

Find flights from Great Falls to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Great Falls to Ontario?

Deals for Great Falls to Ontario flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Great Falls to Ontario?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ontario from Great Falls.

Can Cheapflights find flights from Great Falls to Ontario with no change fees?

Yes! Cheapflights helps users easily find flights from Great Falls to Ontario with no change fees.

Can Cheapflights notify me if prices for flights from Great Falls to Ontario become cheaper?

Of course! You can now track prices for flights from Great Falls to Ontario and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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