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

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

What airlines fly to Philadelphia?

Delta, American Airlines and Alaska 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 38% 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 August 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

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.

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

14h 28m1 stop Las Vegas Harry Reid Intl

6:41 pm - 9:56 amPHL Philadelphia-BOI Boise Air Term. Gowen Fld

17h 15m1 stop Seattle/Tacoma Intl

$291Multiple Airlines

Fri, Oct 9 - Mon, Oct 19

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

14h 28m1 stop Las Vegas Harry Reid Intl

6:41 pm - 9:56 amPHL Philadelphia-BOI Boise Air Term. Gowen Fld

17h 15m1 stop Seattle/Tacoma Intl

$302Multiple Airlines

Fri, Oct 16 - Wed, Oct 21

6:49 pm - 6:05 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

9h 16m1 stop Salt Lake City

5:45 am - 12:35 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

8h 50m1 stop Minneapolis St Paul

$311Delta

Thu, Oct 22 - Sat, Oct 24

5:59 pm - 5:50 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

9h 51m1 stop Seattle/Tacoma Intl

6:52 pm - 11:58 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

7h 06m1 stop Salt Lake City

$311Delta

Sat, Sep 19 - Mon, Sep 21

3:24 pm - 12:12 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

6h 48m1 stop Chicago O'Hare Intl

5:00 am - 11:24 amPHL Philadelphia-BOI Boise Air Term. Gowen Fld

8h 24m1 stop Dallas/Fort Worth

$311American Airlines

Tue, Oct 13 - Wed, Oct 14

1:24 pm - 10:44 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

7h 20m1 stop Chicago O'Hare Intl

7:26 am - 12:42 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

7h 16m1 stop Chicago O'Hare Intl

$311American Airlines

Thu, Dec 10 - Mon, Dec 14

1:31 pm - 3:45 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

24h 14m1 stop Portland

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

10h 21m1 stop Seattle/Tacoma Intl

$311Alaska Airlines

Tue, Sep 29 - Tue, Oct 6

3:55 pm - 12:05 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

6h 10m1 stop Denver Intl

1:50 pm - 10:55 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

11h 05m2 stops Chicago Midway Denver Intl

$334Southwest

Mon, Nov 9 - Fri, Nov 13

3:50 pm - 1:10 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

7h 20m1 stop Denver Intl

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

11h 00m2 stops Chicago Midway Denver Intl

$360Southwest

Fri, Oct 16 - Wed, Oct 21

6:00 am - 3:45 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

7h 45m1 stop Portland

7:00 am - 3:30 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

10h 30m1 stop Seattle/Tacoma Intl

$380Alaska Airlines

Tue, Sep 15 - Sat, Sep 19

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 3:45 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

7h 45m1 stop Portland

7:00 am - 2:22 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

9h 22m1 stop Seattle/Tacoma Intl

$490Alaska Airlines

Wed, Sep 2 - Wed, Sep 9

6:00 am - 3:45 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

7h 45m1 stop Portland

4:48 pm - 11:55 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

9h 07m1 stop Portland

$490Alaska Airlines

Wed, Sep 2 - Wed, Sep 9

2:53 pm - 11:56 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

7h 03m1 stop Minneapolis St Paul

6:59 pm - 11:59 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

7h 00m1 stop Minneapolis St Paul

$490Delta

Sat, Sep 5 - Tue, Sep 8

8:01 am - 8:52 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

10h 51m1 stop Phoenix Sky Harbor Intl

4:28 pm - 10:11 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

7h 43m1 stop Dallas/Fort Worth

$490American Airlines

Sat, Sep 5 - Tue, Sep 8

6:15 am - 5:30 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

9h 15m1 stop San Francisco

3:48 pm - 11:03 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

9h 15m1 stop Denver Intl

$490United Airlines

Sat, Sep 5 - Tue, Sep 8

12:55 pm - 10:55 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

8h 00m1 stop Denver Intl

3:05 pm - 11:25 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

10h 20m2 stops Chicago Midway Phoenix Sky Harbor Intl

$495Southwest

Sat, Sep 5 - Tue, Sep 8

6:44 am - 6:26 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

9h 42m2 stops Dallas/Fort Worth Charlotte Douglas

4:28 pm - 10:11 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

7h 43m1 stop Dallas/Fort Worth

$572American Airlines

Sat, Sep 5 - Tue, Sep 8

6:40 am - 8:50 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

12h 10m2 stops San Diego Denver Intl

3:05 pm - 10:30 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

9h 25m2 stops Chicago Midway Las Vegas Harry Reid Intl

$577Southwest

Sat, Sep 5 - Tue, Sep 8

7:05 pm - 12:23 pmBOI Boise Air Term. Gowen Fld-PHL Philadelphia

15h 18m2 stops San Francisco Chicago O'Hare Intl

5:01 pm - 10:53 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

7h 52m1 stop Chicago O'Hare Intl

$605United Airlines

Sat, Sep 5 - Tue, Sep 8

1:59 pm - 1:19 amBOI Boise Air Term. Gowen Fld-PHL Philadelphia

9h 20m1 stop Atlanta Hartsfield-Jackson

6:59 pm - 11:59 pmPHL Philadelphia-BOI Boise Air Term. Gowen Fld

7h 00m1 stop Minneapolis St Paul

$655Delta

Thu, Sep 3 - Tue, Sep 8

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United Airlines flights from Boise to Philadelphia

Our best United Airlines deals on Boise to Philadelphia flight tickets

United Airlines

Sep 29

BOI2:44 pmBoise Air Term. Gowen Fld

6h 45m

1 stop

PHL11:29 pmPhiladelphia

Oct 6

PHL1:24 pmPhiladelphia

10h 11m

2 stops

BOI9:35 pmBoise Air Term. Gowen Fld

$334

United Airlines

Dec 30

BOI2:43 pmBoise Air Term. Gowen Fld

6h 16m

1 stop

PHL10:59 pmPhiladelphia

Jan 4

PHL1:01 pmPhiladelphia

10h 42m

2 stops

BOI9:43 pmBoise Air Term. Gowen Fld

$370

United Airlines

Nov 7

BOI12:31 pmBoise Air Term. Gowen Fld

8h 26m

1 stop

PHL10:57 pmPhiladelphia

Nov 10

PHL6:15 amPhiladelphia

7h 16m

1 stop

BOI11:31 amBoise Air Term. Gowen Fld

$421

American Airlines flights from Boise to Philadelphia

Our best American Airlines deals on Boise to Philadelphia flight tickets

American Airlines

Oct 20

BOI2:02 pmBoise Air Term. Gowen Fld

7h 15m

1 stop

PHL11:17 pmPhiladelphia

Oct 25

PHL5:00 amPhiladelphia

8h 24m

1 stop

BOI11:24 amBoise Air Term. Gowen Fld

$340

American Airlines

Oct 15

BOI3:24 pmBoise Air Term. Gowen Fld

6h 48m

1 stop

PHL12:12 amPhiladelphia

Oct 18

PHL5:00 amPhiladelphia

8h 24m

1 stop

BOI11:24 amBoise Air Term. Gowen Fld

$369

American Airlines

Dec 22

BOI2:00 pmBoise Air Term. Gowen Fld

7h 59m

1 stop

PHL11:59 pmPhiladelphia

Dec 29

PHL6:31 pmPhiladelphia

8h 01m

1 stop

BOI12:32 amBoise Air Term. Gowen Fld

$490

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Fri 10/9

2:50 pm-7:18 am

1 stop14h 28m

Philadelphia

Mon 10/19

6:41 pm-9:56 am

1 stop17h 15m

$291

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Fri 10/16

2:50 pm-7:18 am

1 stop14h 28m

Philadelphia

Wed 10/21

6:41 pm-9:56 am

1 stop17h 15m

$302

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Thu 10/22

6:49 pm-6:05 am

1 stop9h 16m

Philadelphia

Sat 10/24

5:45 am-12:35 pm

1 stop8h 50m

$311

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Sat 9/19

5:59 pm-5:50 am

1 stop9h 51m

Philadelphia

Mon 9/21

6:52 pm-11:58 pm

1 stop7h 06m

$311

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Tue 10/13

3:24 pm-12:12 am

1 stop6h 48m

Philadelphia

Wed 10/14

5:00 am-11:24 am

1 stop8h 24m

$311

Quickest round-trip

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Thu 12/10

1:24 pm-10:44 pm

1 stop7h 20m

Philadelphia

Mon 12/14

7:26 am-12:42 pm

1 stop7h 16m

$311

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Tue 9/29

1:31 pm-3:45 pm

1 stop24h 14m

Philadelphia

Tue 10/6

7:02 am-3:23 pm

1 stop10h 21m

$311

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Mon 11/9

3:55 pm-12:05 am

1 stop6h 10m

Philadelphia

Fri 11/13

1:50 pm-10:55 pm

2 stops11h 05m

$334

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Fri 10/16

3:50 pm-1:10 am

1 stop7h 20m

Philadelphia

Wed 10/21

1:20 pm-10:20 pm

2 stops11h 00m

$360

BoisePhiladelphia

BOI Boise Air Term. Gowen Fld - PHL Philadelphia

BOIPHL

Boise Air Term. Gowen Fld

Tue 9/15

6:00 am-3:45 pm

1 stop7h 45m

Philadelphia

Sat 9/19

7:00 am-3:30 pm

1 stop10h 30m

$380

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 $318 to $678.
The lowest price recently found on this route was $291.

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 $494 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 $340 on momondo.

How have Boise to Philadelphia flight prices changed over time?

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

Best Price Found	$156
Fastest flight time	6h 54m
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 $291.

The fastest flight from Boise to Philadelphia takes 6h 54m

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 54m.
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 August 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 42% of all bookings. The subsequent popular airlines are American Airlines at 22%, Southwest at 18%, 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 10,151 reviews	Search United Airlines flights
Delta	PriceFrom $257	Free Cancellation	Rating 7.8 8,536 reviews	Search Delta flights
American Airlines	PriceFrom $309	Free Cancellation	Rating 7.1 12,027 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $310	Free Cancellation	Rating 7.9 12,864 reviews	Search Alaska Airlines flights
Southwest	PriceFrom $348	Free Cancellation	Rating 8.0 4,194 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.