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Cheap flights from Philadelphia to Boise from $111

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 6/3. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Philadelphia to Boise

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:35 pm - 12:30 pm
PHL
-
BOI
17h 55m
1 stop
Frontier Logo
1:25 pm - 5:37 am
BOI
-
PHL
14h 12m
1 stop
$226Frontier
س, مايو 23 - ح, مايو 31
Frontier Logo
8:35 pm - 12:27 pm
PHL
-
BOI
17h 52m
1 stop
Frontier Logo
1:22 pm - 5:37 am
BOI
-
PHL
14h 15m
1 stop
$248Frontier
ر, مايو 13 - ح, مايو 17
Frontier Logo
12:42 pm - 12:30 pm
PHL
-
BOI
25h 48m
1 stop
Frontier Logo
1:25 pm - 5:38 am
BOI
-
PHL
14h 13m
1 stop
$263Frontier
س, يونيو 20 - ح, يونيو 28
Delta Logo
5:12 pm - 10:35 pm
PHL
-
BOI
7h 23m
1 stop
Delta Logo
2:04 pm - 12:57 am
BOI
-
PHL
8h 53m
1 stop
$279Delta
ج, يوليو 3 - س, يوليو 11
Delta Logo
5:15 am - 1:51 pm
PHL
-
BOI
10h 36m
2 stops
Delta Logo
2:50 pm - 11:21 pm
BOI
-
PHL
6h 31m
1 stop
$284Delta
ج, يوليو 3 - س, يوليو 11
Delta Logo
5:28 pm - 11:46 pm
PHL
-
BOI
8h 18m
2 stops
Delta Logo
6:42 pm - 8:41 am
BOI
-
PHL
11h 59m
2 stops
$290Delta
ث, يوليو 21 - ر, يوليو 29
American Airlines Logo
5:00 am - 10:29 am
PHL
-
BOI
7h 29m
1 stop
American Airlines Logo
3:11 pm - 12:31 am
BOI
-
PHL
7h 20m
1 stop
$297American Airlines
ث, مايو 26 - خ, مايو 28
American Airlines Logo
5:00 am - 10:29 am
PHL
-
BOI
7h 29m
1 stop
American Airlines Logo
3:11 pm - 12:31 am
BOI
-
PHL
7h 20m
1 stop
$298American Airlines
ث, مايو 26 - خ, مايو 28
Delta Logo
5:40 am - 10:58 am
PHL
-
BOI
7h 18m
1 stop
Delta Logo
6:43 am - 5:35 pm
BOI
-
PHL
8h 52m
1 stop
$299Delta
ن, يونيو 22 - ن, يونيو 29
Delta Logo
5:15 pm - 11:56 pm
PHL
-
BOI
8h 41m
2 stops
Delta Logo
3:25 pm - 11:40 pm
BOI
-
PHL
6h 15m
1 stop
$304Delta
س, أغسطس 22 - س, أغسطس 29

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Frontier flights from Philadelphia to Boise

Our best Frontier deals on Philadelphia to Boise flight tickets
Frontier
May 23
PHL8:35 pmPhiladelphia
17h 55m
1 stop
BOI12:30 pmBoise Air Term. Gowen Fld
May 31
BOI1:25 pmBoise Air Term. Gowen Fld
14h 12m
1 stop
PHL5:37 amPhiladelphia
$226
Frontier
May 13
PHL8:35 pmPhiladelphia
17h 52m
1 stop
BOI12:27 pmBoise Air Term. Gowen Fld
May 17
BOI1:22 pmBoise Air Term. Gowen Fld
14h 15m
1 stop
PHL5:37 amPhiladelphia
$248
Frontier
Jun 20
PHL12:42 pmPhiladelphia
25h 48m
1 stop
BOI12:30 pmBoise Air Term. Gowen Fld
Jun 28
BOI1:25 pmBoise Air Term. Gowen Fld
14h 13m
1 stop
PHL5:38 amPhiladelphia
$263

American Airlines flights from Philadelphia to Boise

Our best American Airlines deals on Philadelphia to Boise flight tickets
American Airlines
May 26
PHL5:00 amPhiladelphia
7h 29m
1 stop
BOI10:29 amBoise Air Term. Gowen Fld
May 28
BOI3:11 pmBoise Air Term. Gowen Fld
7h 20m
1 stop
PHL12:31 amPhiladelphia
$297
American Airlines
May 26
PHL5:00 amPhiladelphia
7h 29m
1 stop
BOI10:29 amBoise Air Term. Gowen Fld
May 28
BOI3:11 pmBoise Air Term. Gowen Fld
7h 20m
1 stop
PHL12:31 amPhiladelphia
$298
American Airlines
May 26
PHL5:00 amPhiladelphia
7h 29m
1 stop
BOI10:29 amBoise Air Term. Gowen Fld
May 28
BOI3:11 pmBoise Air Term. Gowen Fld
7h 20m
1 stop
PHL12:31 amPhiladelphia
$310

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 مايو 1, 2026.
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

Cheapest round-trip

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

س 5/23

8:35 pm-12:30 pm

1 stop17h 55m

Boise Air Term. Gowen Fld

ح 5/31

1:25 pm-5:37 am

1 stop14h 12m

$226

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

ر 5/13

8:35 pm-12:27 pm

1 stop17h 52m

Boise Air Term. Gowen Fld

ح 5/17

1:22 pm-5:37 am

1 stop14h 15m

$248

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

س 6/20

12:42 pm-12:30 pm

1 stop25h 48m

Boise Air Term. Gowen Fld

ح 6/28

1:25 pm-5:38 am

1 stop14h 13m

$263

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

ج 7/3

5:12 pm-10:35 pm

1 stop7h 23m

Boise Air Term. Gowen Fld

س 7/11

2:04 pm-12:57 am

1 stop8h 53m

$279

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

ج 7/3

5:15 am-1:51 pm

2 stops10h 36m

Boise Air Term. Gowen Fld

س 7/11

2:50 pm-11:21 pm

1 stop6h 31m

$284

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

ث 7/21

5:28 pm-11:46 pm

2 stops8h 18m

Boise Air Term. Gowen Fld

ر 7/29

6:42 pm-8:41 am

2 stops11h 59m

$290
Quickest round-trip

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

ث 5/26

5:00 am-10:29 am

1 stop7h 29m

Boise Air Term. Gowen Fld

خ 5/28

3:11 pm-12:31 am

1 stop7h 20m

$297

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

ث 5/26

5:00 am-10:29 am

1 stop7h 29m

Boise Air Term. Gowen Fld

خ 5/28

3:11 pm-12:31 am

1 stop7h 20m

$298

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

ن 6/22

5:40 am-10:58 am

1 stop7h 18m

Boise Air Term. Gowen Fld

ن 6/29

6:43 am-5:35 pm

1 stop8h 52m

$299

PhiladelphiaBoise

PHL - BOI

PHLBOI

Philadelphia

س 8/22

5:15 pm-11:56 pm

2 stops8h 41m

Boise Air Term. Gowen Fld

س 8/29

3:25 pm-11:40 pm

1 stop6h 15m

$304

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 typical price of a round-trip flight between Philadelphia and Boise?

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 $362. 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 $389.

What is the cheapest Philadelphia to Boise Air Term. Gowen Fld flight route?

Fly from Philadelphia to Boise Air Term. Gowen Fld for the best Philadelphia - Boise Air Term. Gowen Fld flight prices

How far in advance should I book a flight from Philadelphia 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 $450 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 $305 on momondo.

How have Philadelphia to Boise flight prices changed over time?

As of May 2026, prices for Philadelphia to Boise flights are approximately 1% 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

6h 55m

Direct flights

None
The fastest flight from Philadelphia to Boise takes 6h 55m
There are no direct flights from Philadelphia to Boise. There are no popular flight routes from Philadelphia to Boise.
Search flight deals

Frequently asked questions about flying from Philadelphia to Boise

  • 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 6h 55m.

  • 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 $257Free CancellationRating
7.9
8,464 reviews
Search Delta flights
American AirlinesPriceFrom $283Free CancellationRating
7.1
11,684 reviews
Search American Airlines flights
United AirlinesPriceFrom $348Free CancellationRating
7.4
9,675 reviews
Search United Airlines flights
SouthwestPriceFrom $371Free CancellationRating
8.0
4,317 reviews
Search Southwest flights

Traveling to a place near Boise?

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