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Cheap flights from Boise to Philadelphia from $96

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 2/12. 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 Boise to Philadelphia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:28 am - 5:20 pm
BOI
-
PHL
8h 52m
1 stop
Alaska Airlines Logo
6:20 pm - 8:40 am
PHL
-
BOI
16h 20m
1 stop
$297Alaska Airlines
Tue, Mar 3 - Sat, Mar 7
Delta Logo
12:59 pm - 11:46 pm
BOI
-
PHL
8h 47m
1 stop
Delta Logo
12:29 pm - 8:55 pm
PHL
-
BOI
10h 26m
2 stops
$302Delta
Tue, Mar 3 - Sat, Mar 7
United Airlines Logo
2:40 pm - 11:23 pm
BOI
-
PHL
6h 43m
1 stop
United Airlines Logo
10:06 am - 4:02 pm
PHL
-
BOI
7h 56m
1 stop
$307United Airlines
Sat, Feb 14 - Sat, Feb 21
Delta Logo
7:30 am - 11:44 pm
BOI
-
PHL
14h 14m
2 stops
Delta Logo
12:29 pm - 8:55 pm
PHL
-
BOI
10h 26m
2 stops
$308Delta
Tue, Mar 3 - Sat, Mar 7
United Airlines Logo
5:00 am - 5:14 pm
BOI
-
PHL
10h 14m
2 stops
United Airlines Logo
6:27 am - 12:33 pm
PHL
-
BOI
8h 06m
1 stop
$312United Airlines
Sat, Feb 14 - Sat, Feb 21
Delta Logo
7:30 pm - 6:05 am
BOI
-
PHL
8h 35m
1 stop
Delta Logo
7:05 am - 2:22 pm
PHL
-
BOI
9h 17m
1 stop
$338Delta
Wed, May 13 - Sat, May 16
United Airlines Logo
7:03 pm - 8:15 am
BOI
-
PHL
11h 12m
1 stop
United Airlines Logo
6:12 am - 3:24 pm
PHL
-
BOI
11h 12m
1 stop
$347United Airlines
Fri, Apr 24 - Tue, Apr 28
United Airlines Logo
7:03 pm - 8:15 am
BOI
-
PHL
11h 12m
1 stop
United Airlines Logo
8:00 am - 4:48 pm
PHL
-
BOI
10h 48m
2 stops
$352United Airlines
Fri, Apr 24 - Tue, Apr 28
United Airlines Logo
6:10 am - 3:50 pm
BOI
-
PHL
7h 40m
1 stop
United Airlines Logo
6:27 am - 12:33 pm
PHL
-
BOI
8h 06m
1 stop
$356United Airlines
Wed, Feb 11 - Sun, Feb 15
United Airlines Logo
6:10 am - 3:50 pm
BOI
-
PHL
7h 40m
1 stop
United Airlines Logo
6:27 am - 1:38 pm
PHL
-
BOI
9h 11m
2 stops
$361United Airlines
Wed, Feb 11 - Sun, Feb 15

United Airlines flights from Boise to Philadelphia

Our best United Airlines deals on Boise to Philadelphia flight tickets
United Airlines
Feb 14
BOI2:40 pmBoise Air Term. Gowen Fld
6h 43m
1 stop
PHL11:23 pmPhiladelphia
Feb 21
PHL10:06 amPhiladelphia
7h 56m
1 stop
BOI4:02 pmBoise Air Term. Gowen Fld
$307
United Airlines
Feb 14
BOI5:00 amBoise Air Term. Gowen Fld
10h 14m
2 stops
PHL5:14 pmPhiladelphia
Feb 21
PHL6:27 amPhiladelphia
8h 06m
1 stop
BOI12:33 pmBoise Air Term. Gowen Fld
$312
United Airlines
Apr 24
BOI7:03 pmBoise Air Term. Gowen Fld
11h 12m
1 stop
PHL8:15 amPhiladelphia
Apr 28
PHL6:12 amPhiladelphia
11h 12m
1 stop
BOI3:24 pmBoise Air Term. Gowen Fld
$347

Southwest flights from Boise to Philadelphia

Our best Southwest deals on Boise to Philadelphia flight tickets
Southwest
Mar 9
BOI4:20 pmBoise Air Term. Gowen Fld
6h 35m
1 stop
PHL12:55 amPhiladelphia
Mar 13
PHL5:20 amPhiladelphia
7h 10m
1 stop
BOI10:30 amBoise Air Term. Gowen Fld
$411
Southwest
Mar 9
BOI4:20 pmBoise Air Term. Gowen Fld
6h 35m
1 stop
PHL12:55 amPhiladelphia
Mar 13
PHL7:30 amPhiladelphia
12h 00m
2 stops
BOI5:30 pmBoise Air Term. Gowen Fld
$416
Southwest
Mar 9
BOI5:25 amBoise Air Term. Gowen Fld
9h 05m
2 stops
PHL4:30 pmPhiladelphia
Mar 13
PHL7:30 amPhiladelphia
12h 00m
2 stops
BOI5:30 pmBoise Air Term. Gowen Fld
$422

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 January 21, 2026.
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

Tue 3/3

6:28 am-5:20 pm

1 stop8h 52m

Philadelphia

Sat 3/7

6:20 pm-8:40 am

1 stop16h 20m

$297

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Tue 3/3

12:59 pm-11:46 pm

1 stop8h 47m

Philadelphia

Sat 3/7

12:29 pm-8:55 pm

2 stops10h 26m

$302

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Sat 2/14

2:40 pm-11:23 pm

1 stop6h 43m

Philadelphia

Sat 2/21

10:06 am-4:02 pm

1 stop7h 56m

$307

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Tue 3/3

7:30 am-11:44 pm

2 stops14h 14m

Philadelphia

Sat 3/7

12:29 pm-8:55 pm

2 stops10h 26m

$308

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Sat 2/14

5:00 am-5:14 pm

2 stops10h 14m

Philadelphia

Sat 2/21

6:27 am-12:33 pm

1 stop8h 06m

$312

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Wed 5/13

7:30 pm-6:05 am

1 stop8h 35m

Philadelphia

Sat 5/16

7:05 am-2:22 pm

1 stop9h 17m

$338

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Fri 4/24

7:03 pm-8:15 am

1 stop11h 12m

Philadelphia

Tue 4/28

6:12 am-3:24 pm

1 stop11h 12m

$347

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Fri 4/24

7:03 pm-8:15 am

1 stop11h 12m

Philadelphia

Tue 4/28

8:00 am-4:48 pm

2 stops10h 48m

$352

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Wed 2/11

6:10 am-3:50 pm

1 stop7h 40m

Philadelphia

Sun 2/15

6:27 am-12:33 pm

1 stop8h 06m

$356

BoisePhiladelphia

BOI - PHL

BOIPHL

Boise Air Term. Gowen Fld

Wed 2/11

6:10 am-3:50 pm

1 stop7h 40m

Philadelphia

Sun 2/15

6:27 am-1:38 pm

2 stops9h 11m

$361

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 $346, 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 $399.

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 $480 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 $385 on momondo.

How have Boise to Philadelphia flight prices changed over time?

As of January 2026, prices for Boise to Philadelphia flights are approximately 73% 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

Fastest flight time

6h 20m

Direct flights

None
The fastest flight from Boise to Philadelphia takes 6h 20m
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 20m.

  • 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
5.7
3,057 reviews
Search Frontier flights
DeltaPriceFrom $208Free CancellationRating
7.9
8,089 reviews
Search Delta flights
American AirlinesPriceFrom $306Free CancellationRating
7.2
11,174 reviews
Search American Airlines flights
United AirlinesPriceFrom $342Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights
SouthwestPriceFrom $407Free CancellationRating
8.0
4,266 reviews
Search Southwest 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
Wildwood Crest
Ocean City
King of Prussia
Cherry Hill
Newark
Dewey Beach
Reading
North Wildwood
Avalon
Dover
Lewes
Stone Harbor
Essington
Vineland
New Castle
Pottstown
Somers Point

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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