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Cheap flights from Ontario to Helena (ONT - HLN) from $161

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 7/9. 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.
ONT — HLN
Jun 7 — Jun 141
From?
To?
Fri 6/7
Fri 6/14
1 adult, Economy
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Cheap flight deals from Ontario to Helena

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Helena (HLN). 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 June 2, 2024.

Round-trip from

$332

One-way from

$161
From Ontario to Helena
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One-way flight from Ontario to Helena
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What is the cheapest month to fly from Ontario to Helena?

Due to multiple factors, expect to potentially pay more when booking in November. For low rates, April can be a great choice for travel to Helena. Flights to Helena from Ontario in April are about $441 on average during April, but can be found for as low as $319.

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

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

Cheap Alaska Airlines flights from Ontario to Helena

Explore cheap flight options specifically provided by Alaska Airlines for the route between Ontario and Helena. 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 2,807,690 searches. Data last updated June 2, 2024.
Consider these cheap Alaska Airlines flights we've found departing from Ontario to Helena. It's recommended that users confirm their flight details before booking.
Tue 7/96:00 amONT - HLN
1 stop8h 05mAlaska Airlines
Wed 7/173:42 pmHLN - ONT
1 stop9h 17mAlaska Airlines
Deal found 6/1$322
Wed 7/106:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Mon 7/157:00 amHLN - ONT
1 stop27h 05mAlaska Airlines
Deal found 6/1$332
Tue 7/97:00 amONT - HLN
2 stops15h 59mAlaska Airlines
Wed 7/177:00 amHLN - ONT
1 stop17h 59mAlaska Airlines
Deal found 6/1$347
Tue 7/96:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Thu 7/183:42 pmHLN - ONT
1 stop9h 17mAlaska Airlines
Deal found 6/1$352
Fri 7/57:00 amONT - HLN
2 stops15h 59mAlaska Airlines
Wed 7/177:00 amHLN - ONT
1 stop17h 59mAlaska Airlines
Deal found 6/1$357
Fri 7/56:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Wed 7/177:00 amHLN - ONT
1 stop17h 59mAlaska Airlines
Deal found 6/1$362
Fri 8/238:49 pmONT - HLN
1 stop17h 12mAlaska Airlines
Fri 9/63:44 pmHLN - ONT
1 stop18h 31mAlaska Airlines
Deal found 5/31$372
Mon 7/86:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Thu 7/187:00 amHLN - ONT
1 stop17h 59mAlaska Airlines
Deal found 6/1$382
Fri 7/57:00 amONT - HLN
2 stops15h 59mAlaska Airlines
Thu 7/183:42 pmHLN - ONT
1 stop9h 17mAlaska Airlines
Deal found 6/1$387

Cheap Delta flights from Ontario to Helena

Explore cheap flight options specifically provided by Delta for the route between Ontario and Helena. 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 2,807,690 searches. Data last updated June 2, 2024.
Have a look at some of the cheapest available Delta flights departing from Ontario and landing in Helena. Make sure to examine the flight information before completing your reservation.
Fri 7/55:00 pmONT - HLN
1 stop4h 49mDelta
Thu 7/181:11 pmHLN - ONT
1 stop4h 09mDelta
Deal found 6/1$608
Sat 7/65:00 pmONT - HLN
1 stop4h 49mDelta
Wed 7/171:11 pmHLN - ONT
1 stop4h 09mDelta
Deal found 6/1$638
Sun 7/75:35 amONT - HLN
1 stop6h 05mDelta
Thu 7/181:11 pmHLN - ONT
1 stop4h 09mDelta
Deal found 6/1$648
Sun 7/75:35 amONT - HLN
1 stop6h 05mDelta
Wed 7/171:11 pmHLN - ONT
1 stop4h 09mDelta
Deal found 6/1$678
Fri 7/55:00 pmONT - HLN
1 stop4h 49mDelta
Sun 7/216:00 amHLN - ONT
1 stop18h 59mDelta
Deal found 6/1$688
Sun 7/75:35 amONT - HLN
1 stop6h 05mDelta
Sun 7/216:00 amHLN - ONT
1 stop18h 59mDelta
Deal found 6/1$728

Cheap Ontario to Helena flights in June & July 2024

Find cheap flight options from Ontario to Helena specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,807,690 searches. Prices were last updated on June 2, 2024.
Scroll through some of the best deals on flights from Ontario to Helena in 2024. Check back in a little while for more flight options.
Sat 6/158:20 pmONT - HLN
1 stop26h 39mAlaska Airlines
Sun 6/233:42 pmHLN - ONT
1 stop24h 47mAlaska Airlines
Deal found 6/2$607
Sat 6/156:00 amONT - HLN
1 stop8h 09mAlaska Airlines
Sun 6/237:00 amHLN - ONT
1 stop17h 59mAlaska Airlines
Deal found 6/1$635
Sat 6/151:29 pmONT - HLN
1 stop23h 10mUnited Airlines
Sun 6/232:15 pmHLN - ONT
2 stops23h 30mUnited Airlines
Deal found 6/2$761
Sat 6/155:15 amONT - HLN
1 stop15h 11mUnited Airlines
Sun 6/232:15 pmHLN - ONT
2 stops23h 30mUnited Airlines
Deal found 6/1$817
Thu 6/64:21 pmONT - HLN
1 stop21h 02mAlaska Airlines
Sun 6/97:00 amHLN - ONT
1 stop27h 05mAlaska Airlines
Deal found 5/31$892
Thu 6/611:00 amONT - HLN
2 stops11h 59mAlaska Airlines
Sun 6/97:00 amHLN - ONT
1 stop9h 26mAlaska Airlines
Deal found 5/31$1,637

Ontario to Helena 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Helena in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.
Scroll through some of the best deals on flights from Ontario to Helena in 2024. Check back in a little while for more flight options.
Tue 7/96:00 amONT - HLN
1 stop8h 05mAlaska Airlines
Wed 7/173:42 pmHLN - ONT
1 stop9h 17mAlaska Airlines
Deal found 6/1$322
Wed 7/106:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Mon 7/157:00 amHLN - ONT
1 stop27h 05mAlaska Airlines
Deal found 6/1$332
Tue 7/97:00 amONT - HLN
2 stops15h 59mAlaska Airlines
Wed 7/177:00 amHLN - ONT
1 stop17h 59mAlaska Airlines
Deal found 6/1$347
Tue 7/96:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Thu 7/183:42 pmHLN - ONT
1 stop9h 17mAlaska Airlines
Deal found 6/1$352
Fri 7/57:00 amONT - HLN
2 stops15h 59mAlaska Airlines
Wed 7/177:00 amHLN - ONT
1 stop17h 59mAlaska Airlines
Deal found 6/1$357
Fri 7/56:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Wed 7/177:00 amHLN - ONT
1 stop17h 59mAlaska Airlines
Deal found 6/1$362
Fri 8/238:49 pmONT - HLN
1 stop17h 12mAlaska Airlines
Fri 9/63:44 pmHLN - ONT
1 stop18h 31mAlaska Airlines
Deal found 5/31$372
Mon 7/86:00 amONT - HLN
1 stop16h 59mAlaska Airlines
Thu 7/187:00 amHLN - ONT
1 stop17h 59mAlaska Airlines
Deal found 6/1$382
Fri 7/57:00 amONT - HLN
2 stops15h 59mAlaska Airlines
Thu 7/183:42 pmHLN - ONT
1 stop9h 17mAlaska Airlines
Deal found 6/1$387

One-way flights to Helena from Ontario

Search for one-way flight options from Ontario to Helena. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,807,690 searches. Data last updated June 2, 2024.
Users traveling one-way from Ontario to Helena can select one of these great deals. Those seeking round-trip flights from Ontario to Helena should utilize the search form at the the top of the page.
Tue 7/94:24 pmONT - HLN
1 stop6h 35mAlaska Airlines
Deal found 6/1$161
Sat 6/226:00 amONT - HLN
1 stop8h 09mAlaska Airlines
Deal found 6/1$174
Mon 7/88:20 pmONT - HLN
1 stop17h 45mAlaska Airlines
Deal found 6/1$187
Tue 7/97:00 amONT - HLN
2 stops15h 59mAlaska Airlines
Deal found 6/1$192
Thu 8/228:49 pmONT - HLN
1 stop17h 12mAlaska Airlines
Deal found 6/1$197
Fri 7/56:00 amONT - HLN
1 stop8h 05mAlaska Airlines
Deal found 6/1$201
Fri 7/57:00 amONT - HLN
2 stops15h 59mAlaska Airlines
Deal found 6/1$202
Sat 7/68:20 pmONT - HLN
1 stop26h 39mAlaska Airlines
Deal found 6/1$207
Mon 7/87:00 amONT - HLN
2 stops15h 59mAlaska Airlines
Deal found 6/1$238

Find flights from Ontario to Helena within your budget

Customize your flight search to find flights from Ontario to Helena 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 2,807,690 searches. Data last updated June 2, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$322 - $761

Route

Depart

Return

Price

OntarioHelena

ONT - HLN

ONTHLN

Ontario

Tue 7/9

1 stop8h 05m

Helena

Wed 7/17

1 stop9h 17m

$322

OntarioHelena

ONT - HLN

ONTHLN

Ontario

Wed 7/10

1 stop16h 59m

Helena

Mon 7/15

1 stop27h 05m

$332

OntarioHelena

ONT - HLN

ONTHLN

Ontario

Tue 7/9

2 stops15h 59m

Helena

Wed 7/17

1 stop17h 59m

$347

OntarioHelena

ONT - HLN

ONTHLN

Ontario

Tue 7/9

1 stop16h 59m

Helena

Thu 7/18

1 stop9h 17m

$352

OntarioHelena

ONT - HLN

ONTHLN

Ontario

Fri 7/5

2 stops15h 59m

Helena

Wed 7/17

1 stop17h 59m

$357

OntarioHelena

ONT - HLN

ONTHLN

Ontario

Fri 7/5

1 stop16h 59m

Helena

Wed 7/17

1 stop17h 59m

$362

OntarioHelena

ONT - HLN

ONTHLN

Ontario

Fri 8/23

1 stop17h 12m

Helena

Fri 9/6

1 stop18h 31m

$372

OntarioHelena

ONT - HLN

ONTHLN

Ontario

Fri 7/5

1 stop4h 49m

Helena

Thu 7/18

1 stop4h 09m

$608

OntarioHelena

ONT - HLN

ONTHLN

Ontario

Sat 6/15

1 stop23h 10m

Helena

Sun 6/23

2 stops23h 30m

$761

Flights are sorted by cheapest first

Deals found on 6/1

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

Use this chart to determine the cheapest time to fly round-trip from Ontario to Helena. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Helena flight should consider departing on Friday mornings when fares are most often at their lowest. Friday mornings 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 Ontario to Helena

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

Temperature and rainfall in Helena by month

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

HLN

Temperature

21.2 - 69.8 °F

Reviews of airlines servicing Helena

Get insights into the airlines that provide service to Helena. 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 Helena. Reviews last updated June 2, 2024.
Get a feel of what it's like to fly with Alaska Airlines, Delta and United Airlines from Ontario to Helena by reading reviews from past customers. 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
9,198 reviews
Check prices

Comfort

7.9

Entertainment

7.3

Crew

8.6

Overall

8.1

Boarding

8.2

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,198 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Comfort

7.9

Entertainment

7.3

Crew

8.6

Overall

8.1

Boarding

8.2

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
10,402 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Comfort

7.9

Entertainment

7.3

Crew

8.6

Overall

8.1

Boarding

8.2

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,755 reviews
Alaska Airlines
8.1
Very good
9,198 reviews
Check prices

Comfort

7.9

Entertainment

7.3

Crew

8.6

Overall

8.1

Boarding

8.2

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Helena. 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 Ontario to Helena for under $400 on Cheapflights?

    Yes, there are multiple flights from Ontario to Helena for under $400. The cheapest flight booked recently is on Alaska Airlines for just $322, but on average you can expect to pay $460.

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

    Flying on Alaska Airlines is currently your cheapest option to Helena, with prices starting at $322. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $608 and $761, respectively.

  • What does ONT to HLN mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Ontario Airport to Helena Airport flight would often be abbreviated as a ONT to HLN flight.

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

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

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

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

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

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

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

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

    Many airlines flying from Ontario to Helena 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 Ontario to Helena?

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

    The Ontario to Helena flight deals you see on this page were last updated on 6/1.

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

    Currently, February is the cheapest month in which you can book a flight from Ontario to Helena (average of $332). Flying from Ontario to Helena in July is currently the most expensive (average of $638). 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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Alternative routes for Ontario to Helena
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Top airline flying from Ontario to Helena

Discover the top airline that operate flights from Ontario to Helena. 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 2,807,690 searches. Data last updated June 2, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$315Average$517FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
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Search flights from Ontario to Helena by cabin class

Find flights from Ontario to Helena, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy 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 Ontario to Helena?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Helena from Ontario today with Cheapflights!

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Helena for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Ontario to Helena flexibly with Cheapflights today.

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

Yes! Start tracking prices for Ontario to Helena flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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