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Cheap flights from Philadelphia to Boise from $131

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 Boise departing on 2/14. 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 Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:00 am - 1:08 pm
PHL
-
BOI
10h 08m1 stop
American Airlines Logo
12:37 pm - 11:51 pm
BOI
-
PHL
9h 14m1 stop
$193American Airlines
Wed, Feb 4 - Tue, Feb 10
Delta Logo
5:31 am - 12:28 pm
PHL
-
BOI
8h 57m1 stop
Delta Logo
1:38 pm - 12:26 am
BOI
-
PHL
8h 48m1 stop
$197Delta
Wed, Feb 25 - Tue, Mar 3
American Airlines Logo
5:00 am - 1:08 pm
PHL
-
BOI
10h 08m1 stop
American Airlines Logo
12:37 pm - 11:55 pm
BOI
-
PHL
9h 18m2 stops
$198American Airlines
Wed, Feb 4 - Tue, Feb 10
Delta Logo
6:00 am - 1:59 pm
PHL
-
BOI
9h 59m1 stop
Delta Logo
12:51 pm - 12:26 am
BOI
-
PHL
9h 35m2 stops
$202Delta
Wed, Feb 25 - Tue, Mar 3
Delta Logo
9:40 am - 8:12 pm
PHL
-
BOI
12h 32m2 stops
Delta Logo
9:15 am - 11:56 pm
BOI
-
PHL
12h 41m2 stops
$207Delta
Wed, Feb 4 - Tue, Feb 10
American Airlines Logo
5:00 am - 1:08 pm
PHL
-
BOI
10h 08m1 stop
American Airlines Logo
12:37 pm - 11:51 pm
BOI
-
PHL
9h 14m1 stop
$222American Airlines
Tue, Jan 13 - Sat, Jan 24
Delta Logo
6:00 am - 1:59 pm
PHL
-
BOI
9h 59m1 stop
Delta Logo
2:54 pm - 11:44 pm
BOI
-
PHL
6h 50m1 stop
$224Delta
Sat, Feb 28 - Tue, Mar 3
Delta Logo
6:00 am - 1:59 pm
PHL
-
BOI
9h 59m1 stop
Delta Logo
5:20 am - 7:25 pm
BOI
-
PHL
12h 05m2 stops
$229Delta
Sat, Feb 28 - Wed, Mar 4
Delta Logo
6:00 am - 4:15 pm
PHL
-
BOI
12h 15m2 stops
Delta Logo
7:30 am - 11:44 pm
BOI
-
PHL
14h 14m2 stops
$234Delta
Sat, Feb 28 - Tue, Mar 3
Southwest Logo
5:00 pm - 11:10 pm
PHL
-
BOI
8h 10m1 stop
Southwest Logo
6:00 am - 8:20 pm
BOI
-
PHL
12h 20m2 stops
$245Southwest
Tue, Jan 13 - Sat, Jan 24

American Airlines flights from Philadelphia to Boise

Our best American Airlines deals on Philadelphia to Boise flight tickets
American Airlines
Feb 4
PHL5:00 amPhiladelphia
10h 08m
1 stop
BOI1:08 pmBoise Air Term. Gowen Fld
Feb 10
BOI12:37 pmBoise Air Term. Gowen Fld
9h 14m
1 stop
PHL11:51 pmPhiladelphia
$193
Find similar
American Airlines
Feb 4
PHL5:00 amPhiladelphia
10h 08m
1 stop
BOI1:08 pmBoise Air Term. Gowen Fld
Feb 10
BOI12:37 pmBoise Air Term. Gowen Fld
9h 18m
2 stops
PHL11:55 pmPhiladelphia
$198
Find similar
American Airlines
Jan 13
PHL5:00 amPhiladelphia
10h 08m
1 stop
BOI1:08 pmBoise Air Term. Gowen Fld
Jan 24
BOI12:37 pmBoise Air Term. Gowen Fld
9h 14m
1 stop
PHL11:51 pmPhiladelphia
$222
Find similar

Southwest flights from Philadelphia to Boise

Our best Southwest deals on Philadelphia to Boise flight tickets
Southwest
Jan 13
PHL5:00 pmPhiladelphia
8h 10m
1 stop
BOI11:10 pmBoise Air Term. Gowen Fld
Jan 24
BOI6:00 amBoise Air Term. Gowen Fld
12h 20m
2 stops
PHL8:20 pmPhiladelphia
$245
Find similar
Southwest
Feb 25
PHL5:00 pmPhiladelphia
8h 10m
1 stop
BOI11:10 pmBoise Air Term. Gowen Fld
Mar 11
BOI3:15 pmBoise Air Term. Gowen Fld
6h 35m
1 stop
PHL11:50 pmPhiladelphia
$288
Find similar
Southwest
Feb 25
PHL5:00 pmPhiladelphia
8h 10m
1 stop
BOI11:10 pmBoise Air Term. Gowen Fld
Mar 11
BOI6:05 amBoise Air Term. Gowen Fld
9h 20m
2 stops
PHL5:25 pmPhiladelphia
$293
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Philadelphia to Boise 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 December 4, 2025.
Use the filters below to find and compare flights from Philadelphia to Boise that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Wed 2/4

5:00 am-1:08 pm

1 stop10h 08m

Boise Air Term. Gowen Fld

Tue 2/10

12:37 pm-11:51 pm

1 stop9h 14m

$193

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Wed 2/25

5:31 am-12:28 pm

1 stop8h 57m

Boise Air Term. Gowen Fld

Tue 3/3

1:38 pm-12:26 am

1 stop8h 48m

$197

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Wed 2/4

5:00 am-1:08 pm

1 stop10h 08m

Boise Air Term. Gowen Fld

Tue 2/10

12:37 pm-11:55 pm

2 stops9h 18m

$198

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Wed 2/25

6:00 am-1:59 pm

1 stop9h 59m

Boise Air Term. Gowen Fld

Tue 3/3

12:51 pm-12:26 am

2 stops9h 35m

$202

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Wed 2/4

9:40 am-8:12 pm

2 stops12h 32m

Boise Air Term. Gowen Fld

Tue 2/10

9:15 am-11:56 pm

2 stops12h 41m

$207

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Tue 1/13

5:00 am-1:08 pm

1 stop10h 08m

Boise Air Term. Gowen Fld

Sat 1/24

12:37 pm-11:51 pm

1 stop9h 14m

$222

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Sat 2/28

6:00 am-1:59 pm

1 stop9h 59m

Boise Air Term. Gowen Fld

Tue 3/3

2:54 pm-11:44 pm

1 stop6h 50m

$224

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Sat 2/28

6:00 am-1:59 pm

1 stop9h 59m

Boise Air Term. Gowen Fld

Wed 3/4

5:20 am-7:25 pm

2 stops12h 05m

$229

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Sat 2/28

6:00 am-4:15 pm

2 stops12h 15m

Boise Air Term. Gowen Fld

Tue 3/3

7:30 am-11:44 pm

2 stops14h 14m

$234

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

Tue 1/13

5:00 pm-11:10 pm

1 stop8h 10m

Boise Air Term. Gowen Fld

Sat 1/24

6:00 am-8:20 pm

2 stops12h 20m

$245

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 Boise from

How to get the cheapest flight ticket from Philadelphia to Boise

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 Boise?

The month of September is, on average, the cheapest month to fly to Boise from Philadelphia, with most prices found around $359. If you aren’t able to travel during the month of September, then book flights to Boise from Philadelphia during August instead. Flights to Boise in August, while not as cheap as those in September, still average around $365.

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

Our data shows that Tuesday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $421. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $618. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

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

Our data shows that the cheapest Philadelphia to Boise flights are usually those with departure times at noon. Our users have found flights to Boise at noon for as low as $302. In the evening is when there is more demand to fly to Boise, so prices are often more expensive at around $655 per ticket.

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

You are more likely to see cheaper flights to Boise from Philadelphia when booking weeks ahead of your departure date. In general, you can expect to find flights to Boise for around $470 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boise from Philadelphia for as low as $393 on momondo.

How have Philadelphia to Boise flight prices changed over time?

As of December 2025, prices for Philadelphia to Boise flights are approximately 16% more expensive when compared to flights at the same time last year.

When to book flights from Philadelphia to Boise

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

Cheap Philadelphia to Boise (PHL to BOI) flight deals and tips

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

Fastest flight time

7h 16m

Direct flights

None
The fastest flight from Philadelphia to Boise takes 7h 16m
There are no direct flights from Philadelphia to Boise. There are no popular flight routes from Philadelphia to Boise.
Search flight deals

  • How far is Philadelphia to Boise Air Term. Gowen Fld by plane?

    Boise Air Term. Gowen Fld is 2106.8 mi away from Philadelphia. In terms of flight time, this usually takes a little over 8h 10m.

  • When did momondo last update prices for flights from Philadelphia Airport to Boise Air Term. Gowen Fld Airport?

    Prices for flights from Philadelphia Airport to Boise Air Term. Gowen Fld Airport refresh daily.

  • How many operators does momondo search for flights from Philadelphia Airport to Boise Air Term. Gowen Fld Airport?

  • How old do you have to be to fly from Philadelphia Airport to Boise Air Term. Gowen Fld Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Philadelphia Airport to Boise Air Term. Gowen Fld Airport.

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The travel and health documents you'll need for your trip to Boise Air Term. Gowen Fld Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Boise Air Term. Gowen Fld Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Philadelphia to Boise

Compare and see reviews for airlines that fly from Philadelphia to Boise with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $270Free CancellationRating
7.9
8,011 reviews
Search Delta flights
American AirlinesPriceFrom $301Free CancellationRating
7.2
11,047 reviews
Search American Airlines flights
SouthwestPriceFrom $358Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
United AirlinesPriceFrom $367Free CancellationRating
7.4
9,066 reviews
Search United Airlines flights

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
McCall
Meridian
Caldwell
Ontario
Eagle

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Boise from Philadelphia.

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

All flight searches from Philadelphia to Boise on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Philadelphia to Boise flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Philadelphia to Boise flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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