Cheap flights from Ontario to Missoula (ONT - MSO)

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The best prices from Ontario to Missoula Johnson-Bell Field are usually found in February or September, booked 28 days in advance, depart on a Wednesday or Friday and return on a Friday

How to find the cheapest flight from
Ontario (ONT) to Missoula (MSO)

All the information you need to plan the best ONT to MSO flight in 2022: compare Ontario to Missoula flight prices with the expected peak season, weather and rainfall in Missoula.
ONT - MSO
Price
$255 - $495
MSO
Temperature
24.8 - 68 °F
MSO
Rainfall
0.7 - 2.1 inches

Popular in

December

High demand for flights, 25% potential price rise

Cheapest in

February

Best time to find cheap flights, 32% potential price drop

Round-trip from

$255

From Ontario to Missoula Johnson-Bell Field

One-way from

$203

One-way flight from Ontario to Missoula Johnson-Bell Field

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
When is the cheapest time to fly from Ontario to Missoula (ONT - MSO)?

A simple way to save on the total cost of your ticket is to fly from Ontario to Missoula in the evening. If you’re flexible enough to do this you can expect to save up to 26% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly round-trip from Ontario to Missoula?

Flying to your destination on a Friday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to Missoula. Check prices with Cheapflights to find a great deal for your trip.

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

To save up to 101% on this flight, we recommend booking at least 40 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Ontario to Missoula from $264 1-2 weeks out and tickets from $408 for flights departing within the next 72 hours.

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

Due to multiple factors, expect to potentially pay more when booking in November. For low rates, August can be a great choice for travel to Missoula. Flights to Missoula from Ontario in August are about $322 on average during August, but can be found for as low as $95.

Cheap flights from Ontario to Missoula in June, July 2022

The best prices found for ONT to MSO flights for June, July
20 Jul - 22 Jul
$307pp
ONT
Ontario
Multiple Airlines
 
1 STOP
MSO
Missoula Johnson-Bell Field
MSO
Missoula Johnson-Bell Field
Multiple Airlines
 
1 STOP
ONT
Ontario
28 Jul - 31 Jul
$367pp
ONT
Ontario
Multiple Airlines
 
1 STOP
MSO
Missoula Johnson-Bell Field
MSO
Missoula Johnson-Bell Field
Frontier
 
1 STOP
ONT
Ontario
16 Jul - 16 Jul
$398pp
ONT
Ontario
Delta
 
1 STOP
MSO
Missoula Johnson-Bell Field
MSO
Missoula Johnson-Bell Field
Delta
 
1 STOP
ONT
Ontario

Ontario to Missoula 2022 flight deals

Cheap flights to Missoula from Ontario found for this year
18 Aug - 22 Aug
$202pp
ONT
Ontario
Multiple Airlines
 
1 STOP
MSO
Missoula Johnson-Bell Field
MSO
Missoula Johnson-Bell Field
Multiple Airlines
 
1 STOP
ONT
Ontario
25 Aug - 29 Aug
$227pp
ONT
Ontario
Multiple Airlines
 
1 STOP
MSO
Missoula Johnson-Bell Field
MSO
Missoula Johnson-Bell Field
Multiple Airlines
 
1 STOP
ONT
Ontario
20 Jul - 22 Jul
$307pp
ONT
Ontario
Multiple Airlines
 
1 STOP
MSO
Missoula Johnson-Bell Field
MSO
Missoula Johnson-Bell Field
Multiple Airlines
 
1 STOP
ONT
Ontario

Last minute flights from Ontario to Missoula

Late deals on round-trip flights to Missoula from Ontario, departing today and this week
6 Jul - 16 Jul
$558pp
ONT
Ontario
United Airlines
 
1 STOP
MSO
Missoula Johnson-Bell Field
MSO
Missoula Johnson-Bell Field
United Airlines
 
1 STOP
ONT
Ontario
5 Jul - 17 Jul
$560pp
ONT
Ontario
United Airlines
 
1 STOP
MSO
Missoula Johnson-Bell Field
MSO
Missoula Johnson-Bell Field
United Airlines
 
1 STOP
ONT
Ontario
4 Jul - 12 Jul
$573pp
ONT
Ontario
Delta
 
1 STOP
MSO
Missoula Johnson-Bell Field
MSO
Missoula Johnson-Bell Field
Delta
 
1 STOP
ONT
Ontario

One-way flights to Johnson-Bell Field from Ontario

The cheapest one-way flights from Ontario to Missoula
1:30 am - 6:55 am
Frontier
1 Stop
28h 25m
ONT - MSO
Frontier
$203
Kiwi.com
4:30 pm - 6:53 am
Alaska Airlines
1 Stop
13h 23m
ONT - MSO
Alaska Airlines
9:03 am - 5:15 pm
United Airlines
1 Stop
7h 12m
ONT - MSO
United Airlines
$380
United

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Ontario</span> to <span class="emphasized">Missoula</span> flights.

Flight FAQs

From Ontario to Missoula

Which airlines flying from Ontario to Missoula Johnson-Bell Field have flexible cancellations due to COVID-19?

Delta, United Airlines, and Alaska Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Ontario to Missoula for under $400 on Cheapflights?

Yes, there are multiple flights from Ontario to Missoula for under $400. The cheapest flight booked recently is on Multiple Airlines for just $307, but on average you can expect to pay $383.

Are there last-minute flights available from Ontario to Missoula for under $600?

There are currently 20+ open flights from Ontario to Missoula within the next 7 days for less than $600.

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

United Airlines, at $344, was found to be the cheapest airline from Ontario to Missoula.Alternate airlines to your destination round-trip include American Airlines and Delta. United Airlines is priced at 7% lower than the current average price of a flight leaving 3 months from now.

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

For one-way options, check prices for Delta. According to our data, you can fly for as low as $189. Users have also found prices from $195 and $205 on Frontier and American Airlines, respectively.

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

Consider American Airlines, Alaska Airlines or Delta when booking your flight. These represent the most popular airlines when flying from Ontario to Missoula.

What are the cheapest flights from Ontario to Missoula?

Looking for the cheapest flight from Ontario to Missoula? While on average our users pay $692, our data indicates the cheapest price to be $184. The most popular route (Ontario - Missoula Johnson-Bell Field), is priced around $307.

COVID Restrictions

View COVID Travel Restrictions for Missoula, MT

Do I need a COVID test to fly to Missoula from Ontario?

Information is based on travel restrictions for travel to Missoula Johnson-Bell Field within the United States

Most visitors from Ontario need to provide a negative COVID-19 test result and/or quarantine to enter Missoula Johnson-Bell Field.

COVID-19 testing requirements
Visitors from Ontario are not required to present a negative COVID-19 PCR test or antigen result upon entering Missoula Johnson-Bell Field.

Quarantine requirements
Visitors from Ontario are not required to quarantine after entering Missoula Johnson-Bell Field.

Do I need a test to fly back to Ontario from Missoula?

Returning to Ontario from Missoula Johnson-Bell Field

COVID-19 testing requirements
Visitors from Missoula Johnson-Bell Field are not required to present a negative COVID-19 PCR test or antigen result upon entering Ontario.

Quarantine requirements
Visitors from Missoula Johnson-Bell Field are not required to quarantine after entering Ontario.

Hide COVID Travel Restrictions for Missoula, MT

Alternative routes for Ontario to Missoula

See prices for flight routes from nearby airports that may be better suited for you.

Destination information for Missoula

Things to know before you go - useful duration and weather info for your trip from Ontario to Missoula.
Average temperature for June in Missoula
75.2 °F
Avg rainfall for June in Missoula
2.3 ″

Airports servicing Ontario

Airports servicing Missoula

Top 4 airlines flying from Ontario to Missoula Johnson-Bell Field

The chart below displays the airlines Cheapflights users traveling from Ontario to Missoula choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Alaska Airlines
$246 $406 No cancel fee 75%
Delta
$261 $517 No cancel fee N/A
United Airlines
$264 $466 No cancel fee 69%
American Airlines
$284 $334 No cancel fee 71%
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