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Cheap flights from Boise to Philadelphia from $145

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 4/16. 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

KAYAK's recommended round-trip deals from the most popular airlines that fly from Boise to Philadelphia.
Spirit Airlines Logo
1:52 pm - 5:52 amBOI-PHL
14h 00m1 stop
Spirit Airlines Logo
10:08 pm - 12:57 pmPHL-BOI
16h 49m1 stop
$247Spirit Airlines
Find Deal
Wed, Apr 16 - Tue, Apr 22
Frontier Logo
12:36 pm - 10:10 pmBOI-PHL
7h 34m1 stop
Frontier Logo
6:15 am - 11:47 amPHL-BOI
7h 32m1 stop
$294Frontier
Find Deal
Sun, Jun 1 - Sun, Jun 8
American Airlines Logo
1:51 pm - 11:59 pmBOI-PHL
8h 08m1 stop
American Airlines Logo
1:55 pm - 10:00 pmPHL-BOI
10h 05m1 stop
$307American Airlines
Find Deal
Wed, Apr 30 - Wed, May 7
United Airlines Logo
7:00 pm - 5:35 amBOI-PHL
8h 35m1 stop
United Airlines Logo
10:06 am - 7:15 pmPHL-BOI
11h 09m2 stops
$312United Airlines
Find Deal
Wed, Apr 30 - Wed, May 7
Delta Logo
1:18 pm - 12:57 amBOI-PHL
9h 39m1 stop
Delta Logo
7:05 am - 11:54 amPHL-BOI
6h 49m1 stop
$327Delta
Find Deal
Wed, May 7 - Sat, May 10
Delta Logo
11:30 am - 11:58 pmBOI-PHL
10h 28m2 stops
Delta Logo
6:00 am - 1:46 pmPHL-BOI
9h 46m1 stop
$332Delta
Find Deal
Wed, May 7 - Sat, May 10
American Airlines Logo
1:51 pm - 11:59 pmBOI-PHL
8h 08m1 stop
American Airlines Logo
1:55 pm - 10:00 pmPHL-BOI
10h 05m1 stop
$345American Airlines
Find Deal
Sat, May 3 - Thu, May 8
United Airlines Logo
11:02 am - 11:35 pmBOI-PHL
10h 33m2 stops
United Airlines Logo
8:30 am - 4:21 pmPHL-BOI
9h 51m1 stop
$392United Airlines
Find Deal
Sat, May 3 - Thu, May 8
Southwest Logo
5:05 am - 5:00 pmBOI-PHL
9h 55m2 stops
Southwest Logo
5:00 am - 10:05 amPHL-BOI
7h 05m1 stop
$413Southwest
Find Deal
Fri, May 30 - Mon, Jun 2
Southwest Logo
7:10 am - 6:45 pmBOI-PHL
9h 35m2 stops
Southwest Logo
2:15 pm - 11:45 pmPHL-BOI
11h 30m2 stops
$427Southwest
Find Deal
Sat, Jun 7 - Sat, Jun 14

Spirit Airlines flights from Boise to Philadelphia

Our best Spirit Airlines deals on Boise to Philadelphia flight tickets
Spirit Airlines
Apr 16
BOI1:52 pmBoise Air Term. Gowen Fld
14h 00m
1 stop
PHL5:52 amPhiladelphia
Apr 22
PHL10:08 pmPhiladelphia
16h 49m
1 stop
BOI12:57 pmBoise Air Term. Gowen Fld
Spirit Airlines
Apr 30
BOI1:52 pmBoise Air Term. Gowen Fld
24h 30m
1 stop
PHL4:22 pmPhiladelphia
May 7
PHL7:12 pmPhiladelphia
42h 09m
3 stops
BOI11:21 amBoise Air Term. Gowen Fld
Spirit Airlines
Apr 30
BOI1:52 pmBoise Air Term. Gowen Fld
13h 14m
2 stops
PHL5:06 amPhiladelphia
May 7
PHL7:12 pmPhiladelphia
42h 09m
3 stops
BOI11:21 amBoise Air Term. Gowen Fld

Delta flights from Boise to Philadelphia

Our best Delta deals on Boise to Philadelphia flight tickets
Delta
May 7
BOI1:18 pmBoise Air Term. Gowen Fld
9h 39m
1 stop
PHL12:57 amPhiladelphia
May 10
PHL7:05 amPhiladelphia
6h 49m
1 stop
BOI11:54 amBoise Air Term. Gowen Fld
Delta
May 7
BOI11:30 amBoise Air Term. Gowen Fld
10h 28m
2 stops
PHL11:58 pmPhiladelphia
May 10
PHL6:00 amPhiladelphia
9h 46m
1 stop
BOI1:46 pmBoise Air Term. Gowen Fld
Delta
May 7
BOI11:30 amBoise Air Term. Gowen Fld
10h 28m
2 stops
PHL11:58 pmPhiladelphia
May 10
PHL6:00 amPhiladelphia
9h 46m
2 stops
BOI1:46 pmBoise Air Term. Gowen Fld

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 September 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 11 weeks ahead of your departure date. In general, you can expect to find flights to Philadelphia for around $480 when searching 11 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 $383 on momondo.

How have Boise to Philadelphia flight prices changed over time?

As of April 2025, prices for Boise to Philadelphia flights are approximately 28% 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

$145

Fastest flight time

6h 30m

Direct flights

None

Airports in Philadelphia

1 airport
The best one-way flight to Philadelphia from Boise in the past 72 hours is $145. The best round-trip flight deal from Boise to Philadelphia found on momondo in the last 72 hours is $247.
The fastest flight from Boise to Philadelphia takes 6h 30m
There are no direct flights from Boise to Philadelphia. Popular non-direct route for this connection is Boise Air Term. Gowen Fld Airport - Philadelphia Airport.
There is 1 airport near Philadelphia: Philadelphia (PHL)

  • 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 30m.

  • 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
DeltaPriceFrom $313Free CancellationRating
8.0
7,897 reviews
Search Delta flights
American AirlinesPriceFrom $356Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $367Free CancellationRating
8.0
4,272 reviews
Search Southwest flights
United AirlinesPriceFrom $371Free CancellationRating
7.4
8,616 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
Rehoboth Beach
Cape May
Ocean City
Wildwood Crest
Reading
King of Prussia
Newark
Dover
North Wildwood
Cherry Hill
Dewey Beach
Lewes
Exton
Vineland
Essington
Pottstown
New Castle
Avalon
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.


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