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Cheap flights from Philadelphia to Missoula from $139

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Missoula departing on 8/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Philadelphia to Missoula

Cheap round-trip flights

Hawaiian Airlines Logo
7:22 am - 3:18 pmPHL-MSO
9h 56m1 stop
Hawaiian Airlines Logo
6:40 pm - 6:02 amMSO-PHL
9h 22m1 stop
$340Hawaiian Airlines
Find Deal
Wed, Sep 24 - Mon, Sep 29
Delta Logo
6:59 pm - 11:49 pmPHL-MSO
6h 50m1 stop
Delta Logo
5:45 am - 2:00 pmMSO-PHL
6h 15m1 stop
$341Delta
Find Deal
Tue, Sep 9 - Tue, Sep 16
American Airlines Logo
3:40 pm - 11:18 pmPHL-MSO
9h 38m2 stops
American Airlines Logo
1:51 pm - 1:25 amMSO-PHL
9h 34m1 stop
$346American Airlines
Find Deal
Wed, Sep 24 - Tue, Sep 30
American Airlines Logo
3:40 pm - 11:18 pmPHL-MSO
9h 38m2 stops
American Airlines Logo
6:40 am - 6:30 pmMSO-PHL
9h 50m2 stops
$351American Airlines
Find Deal
Wed, Sep 24 - Tue, Sep 30
Alaska Airlines Logo
7:22 am - 3:18 pmPHL-MSO
9h 56m1 stop
Alaska Airlines Logo
4:12 pm - 5:40 amMSO-PHL
11h 28m1 stop
$369Alaska Airlines
Find Deal
Wed, Oct 1 - Wed, Oct 8
Alaska Airlines Logo
7:22 am - 3:18 pmPHL-MSO
9h 56m1 stop
Alaska Airlines Logo
4:12 pm - 5:40 amMSO-PHL
11h 28m1 stop
$441Alaska Airlines
Find Deal
Sat, Sep 27 - Sat, Oct 4
United Airlines Logo
6:30 am - 11:38 amPHL-MSO
7h 08m1 stop
United Airlines Logo
4:17 pm - 5:35 amMSO-PHL
11h 18m2 stops
$466United Airlines
Find Deal
Sun, Aug 17 - Mon, Aug 25
Logo
10:41 am - 2:04 pmPHL-MSO
29h 23m3 stops
Logo
4:48 pm - 11:47 pmMSO-PHL
28h 59m3 stops
$474
Find Deal
Thu, Sep 18 - Mon, Sep 22
United Airlines Logo
3:39 pm - 9:23 pmPHL-MSO
7h 44m1 stop
United Airlines Logo
4:17 pm - 5:35 amMSO-PHL
11h 18m2 stops
$491United Airlines
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Thu, Aug 14 - Mon, Aug 25
Logo
2:07 pm - 2:04 pmPHL-MSO
25h 57m3 stops
Logo
4:48 pm - 9:46 amMSO-PHL
14h 58m2 stops
$494
Find Deal
Thu, Sep 18 - Mon, Sep 22

Alaska Airlines flights from Philadelphia to Missoula

Our best Alaska Airlines deals on Philadelphia to Missoula flight tickets
Alaska Airlines
Oct 1
PHL7:22 amPhiladelphia
9h 56m
1 stop
MSO3:18 pmMissoula Johnson-Bell Field
Oct 8
MSO4:12 pmMissoula Johnson-Bell Field
11h 28m
1 stop
PHL5:40 amPhiladelphia
$369
Find similar
Alaska Airlines
Sep 27
PHL7:22 amPhiladelphia
9h 56m
1 stop
MSO3:18 pmMissoula Johnson-Bell Field
Oct 4
MSO4:12 pmMissoula Johnson-Bell Field
11h 28m
1 stop
PHL5:40 amPhiladelphia
$441
Find similar
Alaska Airlines
Sep 18
PHL7:22 amPhiladelphia
9h 56m
1 stop
MSO3:18 pmMissoula Johnson-Bell Field
Sep 22
MSO4:14 pmMissoula Johnson-Bell Field
11h 48m
1 stop
PHL6:02 amPhiladelphia
$459
Find similar

Frontier flights from Philadelphia to Missoula

Our best Frontier deals on Philadelphia to Missoula flight tickets
Frontier
Aug 7
PHL1:02 pmPhiladelphia
24h 52m
1 stop
MSO11:54 amMissoula Johnson-Bell Field
Aug 11
MSO12:40 pmMissoula Johnson-Bell Field
14h 29m
1 stop
PHL5:09 amPhiladelphia
$439
Find similar
Frontier
Aug 7
PHL1:02 pmPhiladelphia
24h 52m
1 stop
MSO11:54 amMissoula Johnson-Bell Field
Aug 11
MSO12:40 pmMissoula Johnson-Bell Field
14h 29m
1 stop
PHL5:09 amPhiladelphia
$455
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Missoula 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, momondo users made 832,500 searches. Data last updated August 2, 2025.
Use the filters below to find and compare flights from Philadelphia to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Wed 9/24

7:22 am-3:18 pm

1 stop9h 56m

Missoula Johnson-Bell Field

Mon 9/29

6:40 pm-6:02 am

1 stop9h 22m

$340

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Tue 9/9

6:59 pm-11:49 pm

1 stop6h 50m

Missoula Johnson-Bell Field

Tue 9/16

5:45 am-2:00 pm

1 stop6h 15m

$341

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Wed 9/24

3:40 pm-11:18 pm

2 stops9h 38m

Missoula Johnson-Bell Field

Tue 9/30

1:51 pm-1:25 am

1 stop9h 34m

$346

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Wed 9/24

3:40 pm-11:18 pm

2 stops9h 38m

Missoula Johnson-Bell Field

Tue 9/30

6:40 am-6:30 pm

2 stops9h 50m

$351

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Wed 10/1

7:22 am-3:18 pm

1 stop9h 56m

Missoula Johnson-Bell Field

Wed 10/8

4:12 pm-5:40 am

1 stop11h 28m

$369

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Sat 9/27

7:22 am-3:18 pm

1 stop9h 56m

Missoula Johnson-Bell Field

Sat 10/4

4:12 pm-5:40 am

1 stop11h 28m

$441

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Sun 8/17

6:30 am-11:38 am

1 stop7h 08m

Missoula Johnson-Bell Field

Mon 8/25

4:17 pm-5:35 am

2 stops11h 18m

$466

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Thu 9/18

10:41 am-2:04 pm

3 stops29h 23m

Missoula Johnson-Bell Field

Mon 9/22

4:48 pm-11:47 pm

3 stops28h 59m

$474

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Thu 8/14

3:39 pm-9:23 pm

1 stop7h 44m

Missoula Johnson-Bell Field

Mon 8/25

4:17 pm-5:35 am

2 stops11h 18m

$491

PhiladelphiaMissoula

PHL - MSO

PHLMSO

Philadelphia

Thu 9/18

2:07 pm-2:04 pm

3 stops25h 57m

Missoula Johnson-Bell Field

Mon 9/22

4:48 pm-9:46 am

2 stops14h 58m

$494

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Missoula from

How to get the cheapest flight ticket from Philadelphia to Missoula

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Missoula?

The month of January is, on average, the cheapest month to fly to Missoula from Philadelphia, with most prices found around $441. If you are unable to visit Missoula during the month of January, then departing from Philadelphia during the month February is also very affordable. Most momondo users find prices during this month for around $446.

What is the cheapest day to depart on your flight to Missoula?

On average, the least expensive day to fly to Missoula from Philadelphia is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $571. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Philadelphia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $826.

What is the cheapest time of day to depart on your flight to Missoula?

The cheapest time of day to fly to Missoula is in the evening when flights can be purchased for as low as $278. Flights in the morning are often more expensive with an average ticket price of $642.

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

You are more likely to see cheaper flights to Missoula from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Missoula for around $593 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Missoula from Philadelphia for as low as $404 on momondo.

How have Philadelphia to Missoula flight prices changed over time?

When to book flights from Philadelphia to Missoula

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Missoula according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Philadelphia to Missoula (PHL to MSO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Missoula

Best Price Found

$139

Fastest flight time

6h 50m

Direct flights

None

Airports in Missoula

1 airport
The best one-way flight to Missoula from Philadelphia in the past 72 hours is $139. The best round-trip flight deal from Philadelphia to Missoula found on momondo in the last 72 hours is $340.
The fastest flight from Philadelphia to Missoula takes 6h 50m
There are no direct flights from Philadelphia to Missoula. Popular non-direct route for this connection is Philadelphia Airport - Missoula Johnson-Bell Field Airport.
There is 1 airport near Missoula: Missoula Johnson-Bell Field (MSO)
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  • How far is Philadelphia to Missoula Johnson-Bell Field by plane?

    Missoula Johnson-Bell Field is 1984.0 mi away from Philadelphia. Typically, this will take 6h 50m by plane in normal conditions.

  • When did momondo last update prices for flights from Philadelphia Airport to Missoula Johnson-Bell Field Airport?

    Prices for flights from Philadelphia Airport to Missoula Johnson-Bell Field Airport are updated daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Missoula Johnson-Bell Field Airport?

  • How old do you have to be to fly from Philadelphia Airport to Missoula Johnson-Bell Field Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Missoula Johnson-Bell Field Airport.

  • What documentation or ID do you need to fly to Missoula Johnson-Bell Field Airport?

    The travel and health documents required for your trip to Missoula Johnson-Bell Field Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Missoula Johnson-Bell Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Philadelphia to Missoula?

Best airlines flying from Philadelphia to Missoula

Compare and see reviews for airlines that fly from Philadelphia to Missoula with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $150Free CancellationRating
5.8
3,241 reviews
Search Frontier flights
DeltaPriceFrom $340Free CancellationRating
8.0
7,983 reviews
Search Delta flights
American AirlinesPriceFrom $390Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $410Free CancellationRating
7.4
8,904 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Missoula?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Philadelphia to Missoula for you.

Can I find flights from Philadelphia to Missoula with flexible booking policies on momondo?

momondo does allow users to show only those flights to Missoula from Philadelphia which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Philadelphia to Missoula?

Once you have performed a search for Philadelphia to Missoula flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Philadelphia to Missoula right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Missoula from Philadelphia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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