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Cheap flights from Helena to Ontario (HLN - ONT) from $308

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 9/21. 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.
HLN — ONT
Jun 4 — Jun 111
From?
To?
Tue 6/4
Tue 6/11
1 adult, Economy
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What is the cheapest month to fly from Helena to Ontario?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to Ontario. Flights to Ontario from Helena in September are about $470 on average during September, but can be found for as low as $325.

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

When flying from Helena to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Delta flights from Helena to Ontario

Explore cheap flight options specifically provided by Delta for the route between Helena 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.
Check out some of the cheapest Delta flights we've come across from Helena to Ontario. Make sure to double check the flight details before booking.
Sun 9/221:04 pmHLN - ONT
2 stops10h 25mDelta
Sat 9/285:00 pmONT - HLN
1 stop4h 35mDelta
Deal found 5/29$548
Sun 9/221:04 pmHLN - ONT
1 stop4h 08mDelta
Sat 9/285:00 pmONT - HLN
1 stop4h 35mDelta
Deal found 5/29$628

Cheap Alaska Airlines flights from Helena to Ontario

Explore cheap flight options specifically provided by Alaska Airlines for the route between Helena 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.
To aid your search, here are some of the cheapest Alaska Airlines flights we've found from Helena to Ontario. Ensure the flight price, dates, time, and airline match your criteria before you book.
Wed 6/263:42 pmHLN - ONT
1 stop9h 17mAlaska Airlines
Wed 7/36:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Deal found 5/29$802
Wed 6/267:00 amHLN - ONT
2 stops16h 40mAlaska Airlines
Wed 7/36:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Deal found 5/29$950

Cheap Helena to Ontario flights in May & June 2024

Find cheap flight options from Helena 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.
Listed are some of the best fares we've found on flights departing from Helena to Ontario in 2024. For more flight deals, be sure to check back very soon.
Mon 6/106:53 amHLN - ONT
1 stop11h 35mUnited Airlines
Sun 6/166:25 pmONT - HLN
1 stop26h 01mUnited Airlines
Deal found 5/29$590
Wed 6/263:42 pmHLN - ONT
1 stop9h 17mAlaska Airlines
Wed 7/36:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Deal found 5/29$802
Wed 6/267:00 amHLN - ONT
2 stops16h 40mAlaska Airlines
Wed 7/36:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Deal found 5/29$950

Helena to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Helena 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.
Listed are some of the best fares we've found on flights departing from Helena to Ontario in 2024. For more flight deals, be sure to check back very soon.
Sat 9/211:04 pmHLN - ONT
1 stop4h 08mDelta
Fri 9/275:00 pmONT - HLN
1 stop4h 35mDelta
Deal found 5/30$308
Sat 9/211:04 pmHLN - ONT
2 stops10h 25mDelta
Fri 9/275:00 pmONT - HLN
1 stop4h 35mDelta
Deal found 5/30$313
Sat 9/283:44 pmHLN - ONT
1 stop7h 36mAlaska Airlines
Fri 10/48:27 pmONT - HLN
1 stop18h 06mAlaska Airlines
Deal found 5/30$335
Sat 9/287:04 amHLN - ONT
2 stops16h 11mAlaska Airlines
Fri 10/48:27 pmONT - HLN
1 stop18h 06mAlaska Airlines
Deal found 5/30$367
Sat 9/281:04 pmHLN - ONT
2 stops10h 25mDelta
Fri 10/45:00 pmONT - HLN
1 stop4h 35mDelta
Deal found 5/30$407
Sat 9/211:04 pmHLN - ONT
2 stops10h 25mDelta
Fri 9/2711:29 amONT - HLN
2 stops10h 06mDelta
Deal found 5/30$433
Sat 9/281:04 pmHLN - ONT
1 stop4h 08mDelta
Fri 10/45:00 pmONT - HLN
1 stop4h 35mDelta
Deal found 5/30$448
Sat 9/281:04 pmHLN - ONT
2 stops10h 25mDelta
Fri 10/411:29 amONT - HLN
2 stops10h 06mDelta
Deal found 5/30$455
Sun 9/223:44 pmHLN - ONT
1 stop18h 31mAlaska Airlines
Sat 9/286:00 amONT - HLN
1 stop8h 01mAlaska Airlines
Deal found 5/30$510

Find flights from Helena to Ontario within your budget

Customize your flight search to find flights from Helena 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

$548 - $950

Route

Depart

Return

Price

HelenaOntario

HLN - ONT

HLNONT

Helena

Sun 9/22

2 stops10h 25m

Ontario

Sat 9/28

1 stop4h 35m

$548

HelenaOntario

HLN - ONT

HLNONT

Helena

Mon 6/10

1 stop11h 35m

Ontario

Sun 6/16

1 stop26h 01m

$590

HelenaOntario

HLN - ONT

HLNONT

Helena

Sun 9/22

1 stop4h 08m

Ontario

Sat 9/28

1 stop4h 35m

$628

HelenaOntario

HLN - ONT

HLNONT

Helena

Wed 6/26

1 stop9h 17m

Ontario

Wed 7/3

1 stop16h 59m

$802

HelenaOntario

HLN - ONT

HLNONT

Helena

Wed 6/26

2 stops16h 40m

Ontario

Wed 7/3

1 stop16h 59m

$950

Flights are sorted by cheapest first

Deals found on 5/29

What is the cheapest day to fly from Helena to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Helena 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 Helena to Ontario flight should consider departing on Thursday at noon when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Helena to Ontario

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

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.
Read reviews from past customers who have flown Delta and Alaska Airlines from Helena to Ontario. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,201 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.6

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
9,201 reviews
Alaska Airlines
8.1
Very good
9,201 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.6

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
9,201 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.6

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
9,201 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Food

7.3

Comfort

7.9

Crew

8.6

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 Helena 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 Helena to Ontario for under $600 on Cheapflights?

    Yes, there are multiple flights from Helena to Ontario for under $600. The cheapest flight booked recently is on Delta for just $548, but on average you can expect to pay $703.

  • What does HLN to ONT mean?

    Helena Airport is HLN and Ontario Airport is ONT. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

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

    The amount of baggage you can bring on your Helena 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 Helena to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Helena 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 Helena to Ontario that include hotel bookings?

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

  • How can I find direct flights from Helena to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Helena 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 Helena to Ontario that allow pets onboard?

    Many airlines flying from Helena 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 Helena to Ontario?

    Yes, you can often find last-minute deals on Helena 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 Helena to Ontario flight deals updated?

    The Helena 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 Helena to Ontario?

    Currently, October is the cheapest month in which you can book a flight from Helena to Ontario (average of $238). Flying from Helena 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.

See more FAQs

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Top airline flying from Helena to Ontario

Discover the top airline that operate flights from Helena 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$349Average$517FlexibilityNo cancel feeOn-timeN/A
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Search flights from Helena to Ontario by cabin class

Find flights from Helena 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 Helena to Ontario?

When you search for this flight from Helena to Ontario, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Helena to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

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

Yes, Cheapflights offers price alerts on Helena to Ontario flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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