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Cheap flights from Boise to Philadelphia from $168

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Philadelphia departing on 10/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Boise to Philadelphia

Cheap round-trip flights

Multiple Airlines Logo
12:28 pm - 5:19 amBOI-PHL
14h 51m1 stop
Multiple Airlines Logo
6:00 am - 3:19 pmPHL-BOI
35h 19m2 stops
$323Multiple Airlines
Find Deal
Thu, Oct 23 - Thu, Oct 30
Hawaiian Airlines Logo
6:28 am - 6:12 pmBOI-PHL
9h 44m1 stop
Hawaiian Airlines Logo
7:02 am - 3:12 pmPHL-BOI
10h 10m1 stop
$326Hawaiian Airlines
Find Deal
Wed, Nov 12 - Sat, Nov 15
American Airlines Logo
2:16 pm - 11:59 pmBOI-PHL
7h 43m1 stop
American Airlines Logo
1:50 pm - 10:32 pmPHL-BOI
10h 42m2 stops
$332American Airlines
Find Deal
Wed, Nov 12 - Sat, Nov 15
Hawaiian Airlines Logo
5:38 pm - 5:40 amBOI-PHL
10h 02m1 stop
Hawaiian Airlines Logo
7:00 am - 2:36 pmPHL-BOI
9h 36m1 stop
$336Hawaiian Airlines
Find Deal
Mon, Oct 20 - Thu, Oct 23
Delta Logo
1:39 pm - 12:52 amBOI-PHL
9h 13m1 stop
Delta Logo
5:30 am - 12:29 pmPHL-BOI
8h 59m1 stop
$337Delta
Find Deal
Thu, Oct 23 - Thu, Oct 30
Delta Logo
7:45 pm - 8:41 amBOI-PHL
10h 56m2 stops
Delta Logo
7:00 pm - 11:54 pmPHL-BOI
6h 54m1 stop
$342Delta
Find Deal
Mon, Oct 20 - Thu, Oct 23
American Airlines Logo
4:40 pm - 5:07 amBOI-PHL
10h 27m1 stop
American Airlines Logo
6:00 am - 12:46 pmPHL-BOI
8h 46m1 stop
$381American Airlines
Find Deal
Wed, Oct 8 - Sun, Oct 12
Southwest Logo
12:30 pm - 10:15 pmBOI-PHL
7h 45m1 stop
Southwest Logo
6:45 pm - 12:10 amPHL-BOI
7h 25m1 stop
$394Southwest
Find Deal
Thu, Feb 19 - Sun, Feb 22
Southwest Logo
12:30 pm - 10:15 pmBOI-PHL
7h 45m1 stop
Southwest Logo
5:15 am - 3:00 pmPHL-BOI
11h 45m2 stops
$409Southwest
Find Deal
Thu, Feb 19 - Sun, Feb 22
United Airlines Logo
7:05 pm - 5:26 amBOI-PHL
8h 21m1 stop
United Airlines Logo
6:34 am - 1:43 pmPHL-BOI
9h 09m1 stop
$454United Airlines
Find Deal
Mon, Oct 6 - Thu, Oct 9

Hawaiian Airlines flights from Boise to Philadelphia

Our best Hawaiian Airlines deals on Boise to Philadelphia flight tickets
Hawaiian Airlines
Nov 12
BOI6:28 amBoise Air Term. Gowen Fld
9h 44m
1 stop
PHL6:12 pmPhiladelphia
Nov 15
PHL7:02 amPhiladelphia
10h 10m
1 stop
BOI3:12 pmBoise Air Term. Gowen Fld
$326
Find similar
Hawaiian Airlines
Oct 20
BOI5:38 pmBoise Air Term. Gowen Fld
10h 02m
1 stop
PHL5:40 amPhiladelphia
Oct 23
PHL7:00 amPhiladelphia
9h 36m
1 stop
BOI2:36 pmBoise Air Term. Gowen Fld
$336
Find similar

American Airlines flights from Boise to Philadelphia

Our best American Airlines deals on Boise to Philadelphia flight tickets
American Airlines
Nov 12
BOI2:16 pmBoise Air Term. Gowen Fld
7h 43m
1 stop
PHL11:59 pmPhiladelphia
Nov 15
PHL1:50 pmPhiladelphia
10h 42m
2 stops
BOI10:32 pmBoise Air Term. Gowen Fld
$332
Find similar
American Airlines
Oct 8
BOI4:40 pmBoise Air Term. Gowen Fld
10h 27m
1 stop
PHL5:07 amPhiladelphia
Oct 12
PHL6:00 amPhiladelphia
8h 46m
1 stop
BOI12:46 pmBoise Air Term. Gowen Fld
$381
Find similar
American Airlines
Dec 23
BOI1:39 pmBoise Air Term. Gowen Fld
8h 13m
1 stop
PHL11:52 pmPhiladelphia
Dec 30
PHL3:55 pmPhiladelphia
9h 04m
1 stop
BOI10:59 pmBoise Air Term. Gowen Fld
$411
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boise to Philadelphia 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 September 17, 2025.
Use the filters below to find and compare flights from Boise to Philadelphia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Thu 10/23

12:28 pm-5:19 am

1 stop14h 51m

Philadelphia

Thu 10/30

6:00 am-3:19 pm

2 stops35h 19m

$323

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Wed 11/12

6:28 am-6:12 pm

1 stop9h 44m

Philadelphia

Sat 11/15

7:02 am-3:12 pm

1 stop10h 10m

$326

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Wed 11/12

2:16 pm-11:59 pm

1 stop7h 43m

Philadelphia

Sat 11/15

1:50 pm-10:32 pm

2 stops10h 42m

$332

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Mon 10/20

5:38 pm-5:40 am

1 stop10h 02m

Philadelphia

Thu 10/23

7:00 am-2:36 pm

1 stop9h 36m

$336

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Thu 10/23

1:39 pm-12:52 am

1 stop9h 13m

Philadelphia

Thu 10/30

5:30 am-12:29 pm

1 stop8h 59m

$337

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Mon 10/20

7:45 pm-8:41 am

2 stops10h 56m

Philadelphia

Thu 10/23

7:00 pm-11:54 pm

1 stop6h 54m

$342

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Wed 10/8

4:40 pm-5:07 am

1 stop10h 27m

Philadelphia

Sun 10/12

6:00 am-12:46 pm

1 stop8h 46m

$381

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Thu 2/19

12:30 pm-10:15 pm

1 stop7h 45m

Philadelphia

Sun 2/22

6:45 pm-12:10 am

1 stop7h 25m

$394

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Thu 2/19

12:30 pm-10:15 pm

1 stop7h 45m

Philadelphia

Sun 2/22

5:15 am-3:00 pm

2 stops11h 45m

$409

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Mon 10/6

7:05 pm-5:26 am

1 stop8h 21m

Philadelphia

Thu 10/9

6:34 am-1:43 pm

1 stop9h 09m

$454

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 Philadelphia from

How to get the cheapest flight ticket from Boise to Philadelphia

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 Philadelphia?

The cheapest month to fly to Philadelphia from Boise is in January. Flight prices, which tend to average around $366, are often lower during this time because this is during the off-season. The month of May is another great option to travel to Philadelphia, with average flight prices from Boise averaging around $411.

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

The cheapest day to depart from Boise to Philadelphia is on a Wednesday. Travelers who choose to depart for Philadelphia on a Wednesday will often find tickets for as low as $457. On the other hand, Sunday is the most expensive day to depart from Boise because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $638.

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

According to our data, the cheapest time of day to fly to Philadelphia is in the evening. momondo users have found flights departing from Boise to Philadelphia in the evening for as low as $407. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In contrast, the most expensive time of day to depart to Philadelphia is in the morning when prices are around $502.

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

You are more likely to see cheaper flights to Philadelphia from Boise when booking weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $477 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Philadelphia from Boise for as low as $387 on momondo.

How have Boise to Philadelphia flight prices changed over time?

As of September 2025, prices for Boise to Philadelphia flights are approximately 14% more expensive when compared to flights at the same time last year.

When to book flights from Boise to Philadelphia

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

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

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

Direct flights

None
There are no direct flights from Boise to Philadelphia. There are no popular flight routes from Boise to Philadelphia.
Search flight deals

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

    The straight-line distance from Boise Air Term. Gowen Fld to Philadelphia is 2106.8 mi. By plane, this route typically takes 6h 50m.

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

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

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

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

  • What documentation or ID do you need to fly to Philadelphia Airport?

    The required travel and health documents for your Philadelphia Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Philadelphia Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Boise to Philadelphia

Compare and see reviews for airlines that fly from Boise to Philadelphia with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $130Free CancellationRating
5.8
3,173 reviews
Search Frontier flights
DeltaPriceFrom $228Free CancellationRating
7.9
7,961 reviews
Search Delta flights
American AirlinesPriceFrom $319Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Alaska AirlinesPriceFrom $332Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $386Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
United AirlinesPriceFrom $411Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights

Traveling to a place near Philadelphia?

Book flights to Philadelphia if you plan to visit one of these locations
Wildwood
Cape May
Rehoboth Beach
Ocean City
Wildwood Crest
King of Prussia
Dewey Beach
Reading
Newark
Cherry Hill
North Wildwood
Dover
Avalon
Lewes
Stone Harbor
Vineland
Essington
Pottstown
New Castle
West Chester

Why use momondo?

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

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 Philadelphia from Boise.

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

Yes. All flights to Philadelphia from Boise on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Boise to Philadelphia 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 Boise to Philadelphia right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Philadelphia, momondo offers a useful price alert feature which will track prices for flights to Philadelphia from Boise and alert you when they change.

An easier way to manage your Philadelphia trip

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