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Cheap flights from Missoula to Ontario (MSO - ONT) from $79

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 7/11. 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.
MSO — ONT
Jun 16 — Jun 231
From?
To?
Sun 6/16
Sun 6/23
1 adult, Economy
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Cheap flight deals from Missoula to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) 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 June 11, 2024.

Popular in

July

Cheapest in

February

Round-trip from

$238

One-way from

$209
High demand for flights, 28% potential price rise
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Best time to find cheap flights, 33% potential price drop
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From Missoula Johnson-Bell Field to Ontario
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One-way flight from Missoula Johnson-Bell Field to Ontario
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What is the cheapest day to fly round-trip from Missoula to Ontario?

Sunday flights are generally found to be more expensive for flights from Missoula to Ontario. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Ontario.

How far in advance should I book a flight from Missoula to Ontario?

Travelers have found it’s best to book a flight 41 days in advance to save up to 217% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 41 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Missoula to Ontario 1-2 weeks in advance for as low as $98, or $672 for flights within the next 24 hours.

What is the cheapest month to fly from Missoula to Ontario?

June can be a great time to fly to Ontario from Missoula with a flight ticket averaging about $466. Cheapflights users have found deals in the month of June for as cheap as $54. The most expensive prices can be found in the month of December.

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

It’s optimal to fly from Missoula to Ontario in the afternoon. By choosing this option you can save up to 9% on the cost of your flight, compared to a flight in the morning.

Cheap Missoula to Ontario flights in June & July 2024

Find cheap flight options from Missoula to Ontario specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Prices were last updated on June 11, 2024.
These are some of the most attractive deals on flights from Missoula to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Mon 6/103:08 pmMSO - ONT
1 stop17h 19mFrontier
Fri 6/2110:23 pmONT - MSO
1 stop14h 56mFrontier
Deal found 6/10$168
Mon 6/103:08 pmMSO - ONT
1 stop9h 51mFrontier
Sun 6/2312:59 amONT - MSO
1 stop12h 18mFrontier
Deal found 6/10$198
Mon 6/103:08 pmMSO - ONT
1 stop9h 51mFrontier
Thu 6/2012:59 amONT - MSO
1 stop12h 04mFrontier
Deal found 6/10$218
Mon 6/103:08 pmMSO - ONT
1 stop9h 51mFrontier
Mon 6/247:13 amONT - MSO
1 stop6h 04mFrontier
Deal found 6/10$238
Sun 7/145:54 pmMSO - ONT
1 stop4h 45mFrontier
Tue 7/1612:59 amONT - MSO
1 stop12h 26mFrontier
Deal found 6/10$289
Sat 7/64:32 pmMSO - ONT
1 stop8h 24mFrontier
Sat 7/1312:55 pmONT - MSO
1 stop5h 29mFrontier
Deal found 6/10$309
Sat 7/64:32 pmMSO - ONT
1 stop8h 24mFrontier
Fri 7/1212:39 amONT - MSO
1 stop17h 45mFrontier
Deal found 6/10$313
Mon 6/243:08 pmMSO - ONT
1 stop9h 36mFrontier
Thu 6/2711:59 amONT - MSO
1 stop25h 04mFrontier
Deal found 6/10$349
Fri 7/196:20 amMSO - ONT
1 stop7h 13mUnited Airlines
Fri 7/196:25 pmONT - MSO
1 stop14h 22mUnited Airlines
Deal found 6/10$482

Missoula to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Missoula and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated June 11, 2024.
These are some of the most attractive deals on flights from Missoula to Ontario in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Mon 8/122:05 pmMSO - ONT
1 stop23h 27mFrontier
Sat 8/1710:59 pmONT - MSO
1 stop9h 38mFrontier
Deal found 6/10$141
Mon 6/103:08 pmMSO - ONT
1 stop17h 19mFrontier
Fri 6/2110:23 pmONT - MSO
1 stop14h 56mFrontier
Deal found 6/10$168
Mon 6/103:08 pmMSO - ONT
1 stop9h 51mFrontier
Sun 6/2312:59 amONT - MSO
1 stop12h 18mFrontier
Deal found 6/10$198
Mon 6/103:08 pmMSO - ONT
1 stop9h 51mFrontier
Thu 6/2012:59 amONT - MSO
1 stop12h 04mFrontier
Deal found 6/10$218
Mon 6/103:08 pmMSO - ONT
1 stop9h 51mFrontier
Mon 6/247:13 amONT - MSO
1 stop6h 04mFrontier
Deal found 6/10$238
Sun 7/145:54 pmMSO - ONT
1 stop4h 45mFrontier
Tue 7/1612:59 amONT - MSO
1 stop12h 26mFrontier
Deal found 6/10$289
Wed 10/235:23 pmMSO - ONT
1 stop6h 29mAlaska Airlines
Wed 10/306:00 amONT - MSO
1 stop6h 50mAlaska Airlines
Deal found 6/10$308
Sat 7/64:32 pmMSO - ONT
1 stop8h 24mFrontier
Sat 7/1312:55 pmONT - MSO
1 stop5h 29mFrontier
Deal found 6/10$309
Sat 7/64:32 pmMSO - ONT
1 stop8h 24mFrontier
Fri 7/1212:39 amONT - MSO
1 stop17h 45mFrontier
Deal found 6/10$313

Missoula to Ontario flights leaving soon

Find last-minute flight options from Missoula 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 3,080,152 searches. Data last updated June 11, 2024.
Consider one of these great deals we found on last-minute flights from Missoula to Ontario. Tip: verify your flight details before completing your reservation.
Sun 6/162:26 pmMSO - ONT
1 stop28h 02mUnited Airlines
Sun 6/305:20 amONT - MSO
1 stop27h 27mUnited Airlines
Deal found 6/10$635
Sun 6/166:55 amMSO - ONT
2 stops12h 42mAmerican Airlines
Sun 6/3012:49 pmONT - MSO
1 stop7h 24mAmerican Airlines
Deal found 6/10$707
Sun 6/161:46 pmMSO - ONT
2 stops8h 54mAmerican Airlines
Sun 6/306:30 amONT - MSO
2 stops13h 43mAmerican Airlines
Deal found 6/10$802

One-way flights to Ontario from Missoula

Search for one-way flight options from Missoula 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 3,080,152 searches. Data last updated June 11, 2024.
Take a look at some of the best available options we've come across on one-way flights from Missoula to Ontario. Users needing a return flight from Missoula to Ontario should utilize the search form above.
Thu 7/115:56 pmMSO - ONT
1 stop4h 45mFrontier
Deal found 6/11$79
Sun 7/145:54 pmMSO - ONT
1 stop4h 45mFrontier
Deal found 6/10$98
Mon 9/93:14 pmMSO - ONT
1 stop9h 25mFrontier
Deal found 6/9$110
Mon 7/82:59 pmMSO - ONT
1 stop6h 09mFrontier
Deal found 6/11$209
Thu 7/112:53 pmMSO - ONT
2 stops8h 47mAlaska Airlines
Deal found 6/11$226
Mon 9/93:50 pmMSO - ONT
2 stops18h 25mAlaska Airlines
Deal found 6/9$262
Mon 7/85:54 pmMSO - ONT
2 stops31h 05mAlaska Airlines
Deal found 6/11$337
Sun 7/147:00 amMSO - ONT
2 stops12h 22mAmerican Airlines
Deal found 6/10$368
Mon 7/85:25 pmMSO - ONT
3 stops30h 20mUnited Airlines
Deal found 6/11$467

Find flights from Missoula to Ontario within your budget

Customize your flight search to find flights from Missoula 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 3,080,152 searches. Data last updated June 11, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$141 - $581

Route

Depart

Return

Price

Missoula Johnson-Bell FieldOntario

MSO - ONT

MSOONT

Missoula Johnson-Bell Field

Mon 8/12

1 stop23h 27m

Ontario

Sat 8/17

1 stop9h 38m

$141

Missoula Johnson-Bell FieldOntario

MSO - ONT

MSOONT

Missoula Johnson-Bell Field

Sun 7/14

1 stop4h 45m

Ontario

Tue 7/16

1 stop12h 26m

$289

Missoula Johnson-Bell FieldOntario

MSO - ONT

MSOONT

Missoula Johnson-Bell Field

Wed 10/23

1 stop6h 29m

Ontario

Sat 11/2

1 stop6h 50m

$308

Missoula Johnson-Bell FieldOntario

MSO - ONT

MSOONT

Missoula Johnson-Bell Field

Sat 7/6

1 stop8h 24m

Ontario

Sat 7/13

1 stop5h 29m

$309

Missoula Johnson-Bell FieldOntario

MSO - ONT

MSOONT

Missoula Johnson-Bell Field

Tue 10/22

1 stop10h 17m

Ontario

Tue 10/29

1 stop6h 50m

$325

Missoula Johnson-Bell FieldOntario

MSO - ONT

MSOONT

Missoula Johnson-Bell Field

Thu 10/24

1 stop6h 11m

Ontario

Thu 10/31

1 stop6h 12m

$328

Missoula Johnson-Bell FieldOntario

MSO - ONT

MSOONT

Missoula Johnson-Bell Field

Sat 10/26

2 stops9h 15m

Ontario

Wed 10/30

1 stop6h 50m

$330

Missoula Johnson-Bell FieldOntario

MSO - ONT

MSOONT

Missoula Johnson-Bell Field

Fri 7/19

1 stop7h 13m

Ontario

Fri 7/19

1 stop14h 22m

$482

Missoula Johnson-Bell FieldOntario

MSO - ONT

MSOONT

Missoula Johnson-Bell Field

Sun 7/14

1 stop7h 49m

Ontario

Wed 7/17

2 stops11h 00m

$581

Flights are sorted by cheapest first

Deals found on 6/10

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

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

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 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 June 11, 2024.
Read reviews from past customers who have flown United Airlines, Alaska Airlines and Delta from Missoula to Ontario. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,267 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Crew

8.6

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
9,267 reviews
Alaska Airlines
8.1
Very good
9,267 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Crew

8.6

Reviews

1 / 10

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

Delta
8.0
Very good
10,277 reviews
Alaska Airlines
8.1
Very good
9,267 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Crew

8.6

Reviews

1 / 10

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

United Airlines
7.4
Good
10,629 reviews
Alaska Airlines
8.1
Very good
9,267 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Crew

8.6

Reviews

1 / 10

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

American Airlines
7.3
Good
14,129 reviews
Alaska Airlines
8.1
Very good
9,267 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Crew

8.6

Reviews

1 / 10

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

Frontier
6.2
Okay
3,962 reviews
Alaska Airlines
8.1
Very good
9,267 reviews

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.1

Entertainment

7.3

Crew

8.6

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 Missoula 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 Missoula to Ontario for under $200 on Cheapflights?

    Yes, there are multiple flights from Missoula to Ontario for under $200. The cheapest flight booked recently is on Frontier for just $141, but on average you can expect to pay $411.

  • Are there last-minute flights available from Missoula to Ontario for under $700?

    There are currently 3+ open flights from Missoula to Ontario within the next 7 days for less than $700.

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

    According to our current data, Frontier ($141), Alaska Airlines ($308), and Delta ($328) offers the cheapest pricing from Missoula to Ontario. Users have found that Frontier is 74% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Missoula to Ontario one-way?

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $79. However, be on the lookout for offers from Alaska Airlines and American Airlines, as they are both options that can get you from Missoula to Ontario for a low price.

  • What does MSO to ONT mean?

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

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

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

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

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

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

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

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

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

    Many airlines flying from Missoula 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 Missoula to Ontario?

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

    The Missoula to Ontario flight deals you see on this page were last updated on 6/10.

  • What are the most popular airlines that fly from Missoula to Ontario?

    Alaska Airlines, Delta and United Airlines are the most popular airlines when flying from Missoula to Ontario.

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

    Currently, October is the cheapest month in which you can book a flight from Missoula to Ontario (average of $238). Flying from Missoula to Ontario in July is currently the most expensive (average of $318). 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 Missoula to Ontario
See prices for flight routes from nearby airports that may be better suited for you.

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Top 3 airlines flying from Missoula to Ontario

Discover the top 3 airlines that operate flights from Missoula 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 3,080,152 searches. Data last updated June 11, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$228Average$487FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$339Average$575FlexibilityNo cancel feeOn-time69%
DeltaCheapest$357Average$549FlexibilityNo cancel feeOn-timeN/A
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Newark Airport to Paris flights
Denver to Fort Lauderdale flights
Phoenix to London flights
Newark Airport to Los Angeles flights
Boston to Montreal flights
Dallas to Fort Lauderdale flights
Fort Lauderdale to Boston flights
Charlotte to Miami flights
Spokane to Las Vegas flights
Missoula to Chicago O'Hare Intl Airport flights

Search flights from Missoula to Ontario by cabin class

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

Hourly flight availability from Missoula to Ontario

Find hourly flight availability from Missoula to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 11, 2024.
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
100%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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