What is the cheapest airline that flies from Boise Air Term. Gowen Fld to Philadelphia?

Delta, Southwest, and United Airlines are the most popular carriers operating from Boise Air Term. Gowen Fld to Philadelphia

What airlines fly to Philadelphia?

Delta, Alaska Airlines and American Airlines are the top three most popular airlines that fly to Philadelphia from Boise according to our data. Delta is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Philadelphia. Keep in mind that there are 5 different airlines that fly to Philadelphia on a routine basis, so you have a few additional options to choose from.

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?

The number of operators available for flights from Boise Air Term. Gowen Fld Airport to Philadelphia Airport is 5 as of October 2026.

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.

$156 Cheap Flights from Boise to Philadelphia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boise to Philadelphia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:41 pm - 12:22 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

7h 41m1 stop Dallas/Fort Worth

5:00 am - 11:28 amPHL Philadelphia-BOI Boise Air Term. Gowen Fld

8h 28m1 stop Dallas/Fort Worth

$311American Airlines

Mon, Nov 16 - Mon, Nov 23

6:12 pm - 5:14 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

9h 02m1 stop Phoenix Sky Harbor Intl

5:53 am - 12:50 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

8h 57m1 stop Chicago O'Hare Intl

$311American Airlines

Tue, Dec 1 - Sat, Dec 5

5:59 pm - 5:44 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

9h 45m1 stop Seattle/Tacoma Intl

7:00 am - 4:05 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

11h 05m1 stop Seattle/Tacoma Intl

$311Delta

Thu, Nov 5 - Thu, Nov 12

1:41 pm - 12:55 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

9h 14m1 stop Atlanta Hartsfield-Jackson

7:11 pm - 12:10 amPHL Philadelphia-BOI Boise Air Term. Gowen Fld

6h 59m1 stop Minneapolis St Paul

$311Delta

Wed, Nov 25 - Wed, Dec 2

2:51 pm - 11:39 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

6h 48m1 stop Denver Intl

9:10 am - 4:42 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

9h 32m1 stop San Francisco

$311United Airlines

Sat, Nov 7 - Wed, Nov 11

11:40 am - 11:25 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

9h 45m2 stops Phoenix Sky Harbor Intl Denver Intl

5:20 am - 10:50 amPHL Philadelphia-BOI Boise Air Term. Gowen Fld

7h 30m1 stop Denver Intl

$316Southwest

Mon, Dec 7 - Sat, Dec 12

1:05 pm - 11:25 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

8h 20m1 stop Denver Intl

7:30 am - 3:10 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

9h 40m2 stops Chicago Midway Denver Intl

$316Southwest

Mon, Dec 7 - Wed, Dec 9

6:25 am - 7:24 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

10h 59m2 stops Denver Intl Chicago O'Hare Intl

6:15 am - 11:31 amPHL Philadelphia-BOI Boise Air Term. Gowen Fld

7h 16m1 stop Chicago O'Hare Intl

$316United Airlines

Sat, Oct 24 - Tue, Oct 27

6:56 pm - 5:03 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

8h 07m1 stop Las Vegas Harry Reid Intl

6:25 am - 6:01 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

13h 36m1 stop Las Vegas Harry Reid Intl

$322Frontier

Mon, Dec 21 - Thu, Dec 31

6:56 pm - 5:03 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

8h 07m1 stop Las Vegas Harry Reid Intl

6:25 am - 6:01 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

13h 36m1 stop Las Vegas Harry Reid Intl

$328Frontier

Fri, Dec 25 - Thu, Dec 31

Cheap last minute flights

Enter your travel dates to find the best prices.

2:50 pm - 7:18 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

14h 28m1 stop Las Vegas Harry Reid Intl

8:44 pm - 1:55 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

19h 11m1 stop Las Vegas Harry Reid Intl

$441Frontier

Thu, Oct 8 - Sat, Oct 10

2:50 pm - 7:18 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

14h 28m1 stop Las Vegas Harry Reid Intl

8:59 pm - 1:55 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

18h 56m1 stop Las Vegas Harry Reid Intl

$499Frontier

Fri, Oct 9 - Sun, Oct 11

5:59 am - 3:14 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

7h 15m1 stop Portland

8:44 pm - 1:55 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

19h 11m1 stop Las Vegas Harry Reid Intl

$500Multiple Airlines

Wed, Oct 7 - Sat, Oct 10

5:59 am - 3:14 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

7h 15m1 stop Portland

8:44 pm - 1:55 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

19h 11m1 stop Las Vegas Harry Reid Intl

$500Multiple Airlines

Wed, Oct 7 - Wed, Oct 14

8:10 am - 5:55 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

7h 45m2 stops Denver Intl Chicago Midway

4:15 pm - 9:50 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

7h 35m1 stop Denver Intl

$592Southwest

Wed, Oct 7 - Sat, Oct 17

12:55 pm - 11:35 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

8h 40m1 stop Denver Intl

1:50 pm - 10:20 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

10h 30m2 stops Nashville Intl Denver Intl

$592Southwest

Wed, Oct 7 - Wed, Oct 14

2:44 pm - 11:20 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

6h 36m1 stop Denver Intl

1:24 pm - 10:33 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

11h 09m2 stops Chicago O'Hare Intl Denver Intl

$592United Airlines

Wed, Oct 7 - Sat, Oct 10

11:20 am - 11:35 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

10h 15m2 stops Las Vegas Harry Reid Intl Denver Intl

1:20 pm - 10:20 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

11h 00m2 stops Chicago Midway Denver Intl

$597Southwest

Wed, Oct 7 - Wed, Oct 14

8:25 am - 5:41 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

19h 16m1 stop Seattle/Tacoma Intl

7:02 am - 3:23 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

10h 21m1 stop Seattle/Tacoma Intl

$675Alaska Airlines

Tue, Oct 6 - Fri, Oct 9

11:10 pm - 9:29 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

8h 19m1 stop Atlanta Hartsfield-Jackson

6:35 am - 1:34 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

8h 59m1 stop Atlanta Hartsfield-Jackson

$763Delta

Thu, Oct 8 - Thu, Oct 15

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Frontier flights from Boise to Philadelphia

Our best Frontier deals on Boise to Philadelphia flight tickets

Frontier

Dec 21

BOI6:56 pmBoise Air Term. Gowen Fld

8h 07m

1 stop

PHL5:03 amPhiladelphia

Dec 31

PHL6:25 amPhiladelphia

13h 36m

1 stop

BOI6:01 pmBoise Air Term. Gowen Fld

$322

Frontier

Dec 25

BOI6:56 pmBoise Air Term. Gowen Fld

8h 07m

1 stop

PHL5:03 amPhiladelphia

Dec 31

PHL6:25 amPhiladelphia

13h 36m

1 stop

BOI6:01 pmBoise Air Term. Gowen Fld

$328

Frontier

Dec 22

BOI6:56 pmBoise Air Term. Gowen Fld

8h 07m

1 stop

PHL5:03 amPhiladelphia

Dec 28

PHL6:25 amPhiladelphia

13h 36m

1 stop

BOI6:01 pmBoise Air Term. Gowen Fld

$392

Delta flights from Boise to Philadelphia

Our best Delta deals on Boise to Philadelphia flight tickets

Delta

Dec 11

BOI1:47 pmBoise Air Term. Gowen Fld

9h 10m

1 stop

PHL12:57 amPhiladelphia

Dec 14

PHL5:34 amPhiladelphia

9h 08m

1 stop

BOI12:42 pmBoise Air Term. Gowen Fld

$327

Delta

Nov 22

BOI5:59 pmBoise Air Term. Gowen Fld

9h 44m

1 stop

PHL5:43 amPhiladelphia

Dec 3

PHL6:59 pmPhiladelphia

7h 27m

1 stop

BOI12:26 amBoise Air Term. Gowen Fld

$340

Delta

Oct 22

BOI5:59 pmBoise Air Term. Gowen Fld

9h 45m

1 stop

PHL5:44 amPhiladelphia

Oct 25

PHL5:45 amPhiladelphia

8h 50m

1 stop

BOI12:35 pmBoise Air Term. Gowen Fld

$385

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Mon 11/16

2:41 pm-12:22 am

1 stop7h 41m

Philadelphia

Mon 11/23

5:00 am-11:28 am

1 stop8h 28m

$311

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Tue 12/1

6:12 pm-5:14 am

1 stop9h 02m

Philadelphia

Sat 12/5

5:53 am-12:50 pm

1 stop8h 57m

$311

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Thu 11/5

5:59 pm-5:44 am

1 stop9h 45m

Philadelphia

Thu 11/12

7:00 am-4:05 pm

1 stop11h 05m

$311

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Wed 11/25

1:41 pm-12:55 am

1 stop9h 14m

Philadelphia

Wed 12/2

7:11 pm-12:10 am

1 stop6h 59m

$311

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Sat 11/7

2:51 pm-11:39 pm

1 stop6h 48m

Philadelphia

Wed 11/11

9:10 am-4:42 pm

1 stop9h 32m

$311

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Mon 12/7

11:40 am-11:25 pm

2 stops9h 45m

Philadelphia

Sat 12/12

5:20 am-10:50 am

1 stop7h 30m

$316

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Mon 12/7

1:05 pm-11:25 pm

1 stop8h 20m

Philadelphia

Wed 12/9

7:30 am-3:10 pm

2 stops9h 40m

$316

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Sat 10/24

6:25 am-7:24 pm

2 stops10h 59m

Philadelphia

Tue 10/27

6:15 am-11:31 am

1 stop7h 16m

$316

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Mon 12/21

6:56 pm-5:03 am

1 stop8h 07m

Philadelphia

Thu 12/31

6:25 am-6:01 pm

1 stop13h 36m

$322

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Fri 12/25

6:56 pm-5:03 am

1 stop8h 07m

Philadelphia

Thu 12/31

6:25 am-6:01 pm

1 stop13h 36m

$328

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

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

Prices are currently low for flights on this route.

Typical prices usually range from $339 to $591.
The lowest price recently found on this route was $311.

What is the cheapest month to fly to Philadelphia?

The cheapest month to fly to Philadelphia from Boise is in August. Flight prices, which tend to average around $368, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Philadelphia, with average flight prices from Boise averaging around $371.

How far in advance should I book a flight from Boise 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 $482 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 $352 on momondo.

How have Boise to Philadelphia flight prices changed over time?

As of October 2026, prices for Boise to Philadelphia flights are approximately 22% cheaper 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

Best Price Found	$156
Fastest flight time	6h 33m
Direct flights	None

The best one-way flight to Philadelphia from Boise in the past 72 hours is $156. The best round-trip flight deal from Boise to Philadelphia found on momondo in the last 72 hours is $311.

The fastest flight from Boise to Philadelphia takes 6h 33m

There are no direct flights from Boise to Philadelphia. There are no popular flight routes from Boise to Philadelphia.

Search flight deals

Frequently asked questions about flying from Boise to Philadelphia

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 33m.
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?
The number of operators available for flights from Boise Air Term. Gowen Fld Airport to Philadelphia Airport is 5 as of October 2026.
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?
momondo data reveals that the most frequently booked airline on the route from Boise to Philadelphia is Delta, representing 41% of all bookings. The subsequent popular airlines are American Airlines at 24%, Southwest at 17%, and United Airlines at 11%.

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
United Airlines	PriceFrom $257	Free Cancellation	Rating 7.4 10,280 reviews	Search United Airlines flights
Delta	PriceFrom $257	Free Cancellation	Rating 7.8 8,630 reviews	Search Delta flights
American Airlines	PriceFrom $309	Free Cancellation	Rating 7.0 12,127 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $310	Free Cancellation	Rating 7.9 13,008 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $348	Free Cancellation	Rating 7.9 4,215 reviews	Search Southwest flights

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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.