Cheap flights from Helena to Ontario (HLN - ONT) from $242

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight to Ontario departing on 5/24. 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
mar. 5 — mar. 121

Cheap flight deals from Helena to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Helena (HLN) 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 febrero 29, 2024.

Round-trip from

$238
From Helena to Ontario

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, October can be a great choice for travel to Ontario. Flights to Ontario from Helena in October are about $498 on average during October, but can be found for as low as $287.

When is the cheapest time to fly from Helena to Ontario (HLN - ONT)?

One of the essential ways to save on airfare from Helena to Ontario is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 1% on airfare.

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 3,314,962 searches. Data last updated febrero 29, 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.
sáb. 4/205:55 amHLN - ONT
2 stops8h 17mDelta
mié. 4/2411:20 amONT - HLN
2 stops24h 10mDelta
Deal found 2/27$322
mié. 4/105:55 amHLN - ONT
2 stops8h 17mDelta
sáb. 4/135:45 amONT - HLN
1 stop5h 45mDelta
Deal found 2/28$345
mié. 4/101:10 pmHLN - ONT
1 stop4h 28mDelta
sáb. 4/135:45 amONT - HLN
1 stop5h 45mDelta
Deal found 2/28$378
lun. 4/151:10 pmHLN - ONT
2 stops10h 30mDelta
vie. 4/265:45 amONT - HLN
1 stop5h 45mDelta
Deal found 2/28$395
mié. 4/105:55 amHLN - ONT
2 stops8h 17mDelta
sáb. 4/137:00 amONT - HLN
2 stops14h 58mDelta
Deal found 2/28$412
lun. 3/181:14 pmHLN - ONT
1 stop3h 51mDelta
jue. 3/285:45 amONT - HLN
1 stop5h 48mDelta
Deal found 2/28$542
mié. 3/131:14 pmHLN - ONT
2 stops10h 03mDelta
dom. 3/315:45 amONT - HLN
1 stop5h 48mDelta
Deal found 2/28$547
lun. 3/181:14 pmHLN - ONT
2 stops10h 03mDelta
dom. 3/315:45 amONT - HLN
1 stop5h 48mDelta
Deal found 2/28$588
mié. 3/131:14 pmHLN - ONT
1 stop3h 51mDelta
sáb. 3/305:45 amONT - HLN
1 stop5h 48mDelta
Deal found 2/28$597

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 3,314,962 searches. Data last updated febrero 29, 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.
sáb. 4/202:56 pmHLN - ONT
1 stop19h 37mAlaska Airlines
mié. 4/246:00 amONT - HLN
1 stop7h 16mAlaska Airlines
Deal found 2/27$302
lun. 4/153:59 pmHLN - ONT
1 stop9h 00mAlaska Airlines
vie. 4/267:59 pmONT - HLN
1 stop17h 17mAlaska Airlines
Deal found 2/28$327
sáb. 4/202:56 pmHLN - ONT
2 stops7h 57mAlaska Airlines
mié. 4/246:00 amONT - HLN
1 stop7h 16mAlaska Airlines
Deal found 2/27$337
mar. 3/193:59 pmHLN - ONT
1 stop18h 26mAlaska Airlines
mié. 4/36:00 amONT - HLN
1 stop8h 19mAlaska Airlines
Deal found 2/28$482
lun. 4/153:59 pmHLN - ONT
2 stops30h 54mAlaska Airlines
vie. 4/267:00 amONT - HLN
2 stops30h 16mAlaska Airlines
Deal found 2/28$492
mar. 5/142:56 pmHLN - ONT
1 stop7h 32mAlaska Airlines
mié. 5/224:21 pmONT - HLN
1 stop6h 38mAlaska Airlines
Deal found 2/28$515
lun. 5/62:56 pmHLN - ONT
1 stop10h 03mAlaska Airlines
sáb. 5/115:00 pmONT - HLN
1 stop20h 16mAlaska Airlines
Deal found 2/27$552
lun. 5/62:56 pmHLN - ONT
1 stop26h 09mAlaska Airlines
lun. 5/137:59 pmONT - HLN
1 stop17h 17mAlaska Airlines
Deal found 2/27$607
mar. 3/124:05 pmHLN - ONT
1 stop7h 54mAlaska Airlines
lun. 3/257:59 pmONT - HLN
1 stop18h 20mAlaska Airlines
Deal found 2/28$674

Cheap Helena to Ontario flights in February & March 2024

Find cheap flight options from Helena to Ontario specifically for the months of February and March 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,314,962 searches. Prices were last updated on febrero 29, 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.
mar. 3/193:59 pmHLN - ONT
1 stop18h 26mAlaska Airlines
mié. 4/36:00 amONT - HLN
1 stop8h 19mAlaska Airlines
Deal found 2/28$482
lun. 3/181:14 pmHLN - ONT
1 stop3h 51mDelta
jue. 3/285:45 amONT - HLN
1 stop5h 48mDelta
Deal found 2/28$542
mié. 3/131:14 pmHLN - ONT
2 stops10h 03mDelta
dom. 3/315:45 amONT - HLN
1 stop5h 48mDelta
Deal found 2/28$547
lun. 3/181:14 pmHLN - ONT
2 stops10h 03mDelta
dom. 3/315:45 amONT - HLN
1 stop5h 48mDelta
Deal found 2/28$588
mié. 3/131:14 pmHLN - ONT
1 stop3h 51mDelta
sáb. 3/305:45 amONT - HLN
1 stop5h 48mDelta
Deal found 2/28$597
mar. 3/124:05 pmHLN - ONT
1 stop7h 54mAlaska Airlines
lun. 3/257:59 pmONT - HLN
1 stop18h 20mAlaska Airlines
Deal found 2/28$674
mié. 3/131:14 pmHLN - ONT
1 stop3h 51mDelta
vie. 3/295:45 amONT - HLN
1 stop5h 48mDelta
Deal found 2/28$677
mié. 3/131:14 pmHLN - ONT
2 stops10h 03mDelta
vie. 3/295:45 amONT - HLN
1 stop5h 48mDelta
Deal found 2/28$682
mié. 3/131:14 pmHLN - ONT
1 stop3h 51mDelta
mar. 4/25:01 pmONT - HLN
1 stop4h 25mDelta
Deal found 2/28$702

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 3,314,962 searches. Data last updated febrero 29, 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.
sáb. 4/202:56 pmHLN - ONT
1 stop19h 37mAlaska Airlines
mié. 4/246:00 amONT - HLN
1 stop7h 16mAlaska Airlines
Deal found 2/27$302
sáb. 4/205:55 amHLN - ONT
2 stops8h 17mDelta
mié. 4/2411:20 amONT - HLN
2 stops24h 10mDelta
Deal found 2/27$322
lun. 4/153:59 pmHLN - ONT
1 stop9h 00mAlaska Airlines
vie. 4/267:59 pmONT - HLN
1 stop17h 17mAlaska Airlines
Deal found 2/28$327
sáb. 4/202:56 pmHLN - ONT
2 stops7h 57mAlaska Airlines
mié. 4/246:00 amONT - HLN
1 stop7h 16mAlaska Airlines
Deal found 2/27$337
mié. 4/105:55 amHLN - ONT
2 stops8h 17mDelta
sáb. 4/135:45 amONT - HLN
1 stop5h 45mDelta
Deal found 2/28$345
lun. 4/151:10 pmHLN - ONT
2 stops10h 30mDelta
mié. 4/245:19 pmONT - HLN
1 stop4h 39mDelta
Deal found 2/29$355
mié. 4/101:10 pmHLN - ONT
1 stop4h 28mDelta
sáb. 4/135:45 amONT - HLN
1 stop5h 45mDelta
Deal found 2/28$378
lun. 4/151:10 pmHLN - ONT
2 stops10h 30mDelta
vie. 4/265:45 amONT - HLN
1 stop5h 45mDelta
Deal found 2/28$395
mié. 4/105:55 amHLN - ONT
2 stops8h 17mDelta
sáb. 4/137:00 amONT - HLN
2 stops14h 58mDelta
Deal found 2/28$412

Helena to Ontario flights leaving soon

Find last-minute flight options from Helena to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,314,962 searches. Data last updated febrero 29, 2024.
Users seeking a last-minute flight from Helena to Ontario should consider booking one of these fares. Users should be sure to double check the price, date, and time of their last-minute flight.
dom. 3/102:20 pmHLN - ONT
1 stop7h 37mUnited Airlines
mié. 3/135:15 amONT - HLN
1 stop7h 22mUnited Airlines
Deal found 2/27$716
dom. 3/105:50 amHLN - ONT
2 stops9h 44mDelta
mié. 3/135:45 amONT - HLN
1 stop5h 48mDelta
Deal found 2/27$731
dom. 3/102:20 pmHLN - ONT
2 stops8h 41mUnited Airlines
mié. 3/135:58 amONT - HLN
2 stops14h 15mUnited Airlines
Deal found 2/27$1,122

One-way flights to Ontario from Helena

Search for one-way flight options from Helena to Ontario. 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 3,314,962 searches. Data last updated febrero 29, 2024.
Some of the best available deals we've found on one-way flights from Helena to Ontario. Those needing a return flight from Helena to Ontario can use the search form above.
vie. 5/243:01 pmHLN - ONT
1 stop19h 04mAlaska Airlines
Deal found 2/28$242
sáb. 3/302:20 pmHLN - ONT
1 stop7h 37mUnited Airlines
Deal found 2/28$264

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 3,314,962 searches. Data last updated febrero 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$302 - $646

Route

Depart

Return

Price

HelenaOntario

HLN - ONT

HLNONT

Helena

sáb. 4/20

1 stop19h 37m

Ontario

mié. 4/24

1 stop7h 16m

$302

HelenaOntario

HLN - ONT

HLNONT

Helena

sáb. 4/20

2 stops8h 17m

Ontario

mié. 4/24

2 stops24h 10m

$322

HelenaOntario

HLN - ONT

HLNONT

Helena

lun. 4/15

1 stop9h 00m

Ontario

vie. 4/26

1 stop17h 17m

$327

HelenaOntario

HLN - ONT

HLNONT

Helena

sáb. 4/20

2 stops7h 57m

Ontario

mié. 4/24

1 stop7h 16m

$337

HelenaOntario

HLN - ONT

HLNONT

Helena

mié. 4/10

2 stops8h 17m

Ontario

sáb. 4/13

1 stop5h 45m

$345

HelenaOntario

HLN - ONT

HLNONT

Helena

mié. 4/10

1 stop4h 28m

Ontario

sáb. 4/13

1 stop5h 45m

$378

HelenaOntario

HLN - ONT

HLNONT

Helena

lun. 4/15

2 stops10h 30m

Ontario

vie. 4/26

1 stop5h 45m

$395

HelenaOntario

HLN - ONT

HLNONT

Helena

mié. 4/10

2 stops8h 17m

Ontario

sáb. 4/13

2 stops14h 58m

$412

HelenaOntario

HLN - ONT

HLNONT

Helena

lun. 5/6

1 stop23h 20m

Ontario

dom. 5/12

1 stop7h 11m

$646

Flights are sorted by cheapest first

Deals found on 2/27

When is the cheapest time 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 February 25, 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

Average price of flights to Ontario by month

Plan your trip from Helena to Ontario by taking into account the cheapest months to travel. The average price of a one-way flight from Helena to Ontario is currently $253 while a round-trip flight costs $385. Price data was last updated on February 25, 2024.

Currently, October is the cheapest month in which you can book a flight from Helena to Ontario (average of $237). Flying from Helena to Ontario in June is currently the most expensive (average of $357). 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.

January

$271

February

$282

March

$289

April

$308

May

$289

June

$357

July

$332

August

$288

September

$258

October

$237

November

$268

December

$271

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 febrero 29, 2024.
Read reviews from past customers who have flown Delta, Alaska Airlines and United 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.
8.1
Very good
9,264 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.4

Comfort

7.9

Entertainment

7.4

Reviews

1 / 10

Excellent price of flight. Prompt takeoff, early arrival. Was kept informed of progress of flight during travel. Courteous, friendly staff.

8.1
Very good
9,264 reviews
8.1
Very good
9,264 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.4

Comfort

7.9

Entertainment

7.4

Reviews

1 / 10

Excellent price of flight. Prompt takeoff, early arrival. Was kept informed of progress of flight during travel. Courteous, friendly staff.

8.1
Very good
11,818 reviews
8.1
Very good
9,264 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.4

Comfort

7.9

Entertainment

7.4

Reviews

1 / 10

Excellent price of flight. Prompt takeoff, early arrival. Was kept informed of progress of flight during travel. Courteous, friendly staff.

7.4
Good
11,794 reviews
8.1
Very good
9,264 reviews

Boarding

8.2

Crew

8.6

Overall

8.1

Food

7.4

Comfort

7.9

Entertainment

7.4

Reviews

1 / 10

Excellent price of flight. Prompt takeoff, early arrival. Was kept informed of progress of flight during travel. Courteous, friendly staff.

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 $400 on Cheapflights?

Yes, there are multiple flights from Helena to Ontario for under $400. The cheapest flight booked recently is on Alaska Airlines for just $302, but on average you can expect to pay $486.

Are there last-minute flights available from Helena to Ontario for under $800?

There are currently 3+ open flights from Helena to Ontario within the next 7 days for less than $800.

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

Flying on Alaska Airlines is currently your cheapest option to Ontario, with prices starting at $302. Additional round-trip tickets that might be worth considering are offered by Delta and United Airlines, with the lowest prices starting at $322 and $646, respectively.

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.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 3,314,962 searches. Data last updated febrero 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$353Average$526FlexibilityNo cancel feeOn-timeN/A
Search Delta flights

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.

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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