BOI - PHL

$171 Find Cheap Flights from Boise to Philadelphia - Compare and Save

1 adult
1 adult, Economy, 0 bags

Save 26% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Everything you should know

Cheapest round-trip
$341
Typical prices: $348-$591
American Airlines
Mon 12/10Fri 12/14
BOI - PHL • 1 stop
Cheapest one-way
$171
Typical prices: $199-$370
Delta
Mon 12/3
BOI - PHL • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Boise and Philadelphia. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
5 weeks
in advance
Our data shows that travelers who book at least 5 weeks in advance save around 53% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 23% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
San Francisco (SFO)
Cheapest • Avg $344 (round-trip)
Minneapolis St Paul (MSP)
Shortest trip • 6h 58m (one-way)
Insights
Insights
Start a new search
KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Philadelphia!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Boise to Philadelphia (BOI-PHL)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Boise to Philadelphia

Thu, Dec 10 - Mon, Dec 14
American Airlines Logo
2:42 pm - 12:13 amBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
7h 31m1 stop Dallas/Fort Worth
American Airlines Logo
5:52 am - 12:59 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
9h 07m1 stop Chicago O'Hare Intl
$341American Airlines
Thu, Dec 10 - Mon, Dec 14
Delta Logo
3:00 pm - 11:54 pmBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
6h 54m1 stop Minneapolis St Paul
Delta Logo
6:59 pm - 12:22 amPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
7h 23m1 stop Salt Lake City
$341Delta
Wed, Dec 9 - Wed, Dec 16
Delta Logo
3:00 pm - 11:54 pmBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
6h 54m1 stop Minneapolis St Paul
Delta Logo
5:34 am - 12:42 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
9h 08m1 stop Minneapolis St Paul
$341Delta
Fri, Jan 15 - Mon, Jan 18
American Airlines Logo
6:38 pm - 5:11 amBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
8h 33m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
5:00 am - 12:44 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
9h 44m1 stop Dallas/Fort Worth
$366American Airlines
Sun, Dec 13 - Tue, Dec 15
Southwest Logo
3:55 pm - 12:10 amBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
6h 15m1 stop Denver Intl
Southwest Logo
2:55 pm - 10:35 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
9h 40m2 stops Nashville Intl Denver Intl
$375Southwest
Fri, Dec 11 - Sun, Dec 13
Southwest Logo
3:55 pm - 12:10 amBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
6h 15m1 stop Denver Intl
Southwest Logo
5:00 am - 10:40 amPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
7h 40m1 stop Denver Intl
$395Southwest
Mon, Dec 14 - Tue, Dec 15
Alaska Airlines Logo
6:37 am - 5:08 pmBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
8h 31m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:00 am - 3:26 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
10h 26m1 stop Seattle/Tacoma Intl
$429Alaska Airlines
Mon, Dec 14 - Tue, Dec 15
United Airlines Logo
2:48 pm - 11:41 pmBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
6h 53m1 stop Denver Intl
United Airlines Logo
10:53 am - 9:27 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
12h 34m2 stops Chicago O'Hare Intl Denver Intl
$476United Airlines
Mon, Dec 14 - Tue, Dec 15
United Airlines Logo
6:10 am - 9:39 pmBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
13h 29m2 stops San Francisco Chicago O'Hare Intl
United Airlines Logo
10:25 am - 9:27 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
13h 02m2 stops Washington, D.C. Dulles Intl Denver Intl
$496United Airlines
Wed, Dec 30 - Mon, Jan 4
Alaska Airlines Logo
4:59 pm - 5:42 amBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
10h 43m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
7:02 am - 12:25 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
31h 23m1 stop Seattle/Tacoma Intl
$507Alaska Airlines
Booking Insights

Price, demand and travel trends for Boise to Philadelphia flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Boise to Philadelphia?

Round-trip flights from Boise to Philadelphia typically range from $348 to $591. The lowest price found in the past 5 days was $341, on American Airlines.

What's the cheapest day of the week to fly from Boise to Philadelphia?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from Boise to Philadelphia. It’s 18% cheaper than the average day, while Sunday is the most expensive, with prices 71% higher.

What’s the cheapest month to fly from Boise to Philadelphia?

•February is the cheapest month to fly from Boise to Philadelphia at $339 round-trip.
•December ($626) and April ($537) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 84% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Boise to Philadelphia the cheapest?

Flights from Boise to Philadelphia are cheapest 5 weeks before departure. Booking in this window typically costs about 53% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Boise to Philadelphia flights

Low season

February

Cheapest flight

$171
Beat the crowds with an average 67% drop in travelers.
The most popular month to fly with an average 57% increase in travelers.
One-way flight from Boise to Philadelphia

When to book flights from Boise to Philadelphia

Are your dates flexible? Find out the best times to travel from Boise to Philadelphia based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Boise to Philadelphia flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Boise to Philadelphia?

    Two cabin classes are available on flights from Boise to Philadelphia:

    • Economy Class
    • First Class

  • How long is a flight from Boise to Philadelphia?

    A nonstop flight from Boise to Philadelphia takes 00m, covering 2,106 miles.

  • Do I need a passport to fly from Boise to Philadelphia?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • How much should I expect to pay for a Boise to Philadelphia flight?

    Round-trip flights from Boise to Philadelphia range from $348 to $591, with an average of $441 over the past 12 months. Anything below $348 counts as a good deal.

  • How expensive are last-minute Boise to Philadelphia flights?

    Last-minute fares on this route (booked within two weeks of departure) run 58% above the $441 route average. Book 5 weeks before departure for the lowest fares.

  • Have flight prices from Boise to Philadelphia changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $341 to $1,665. That means the highest observed fare was about 5x higher than the lowest one.

  • How are flight prices from Boise to Philadelphia looking right now?

    One-way fares from Boise to Philadelphia are currently higher than usual. Average one-way flight prices are about $388, which is 35% above the typical average for this route.

  • What car rental options are available at Philadelphia Airport (PHL)?

    Philadelphia Airport (PHL) hosts 5 major car rental companies, with daily rates averaging $70 for economy cars. Top options include:

    • Payless
    • Dollar
    • Hertz
    • Thrifty
    • Alamo

  • Which airports can I use when flying from Boise to Philadelphia?

    Flights from Boise to Philadelphia usually depart from Boise Air Term. Gowen Fld (BOI) and arrive at Philadelphia (PHL).

  • Which airports do connecting flights from Boise to Philadelphia pass through?

    One-stop flights from Boise to Philadelphia most commonly connect through:

    • Denver Intl (DEN) - 27% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 15% of one-stop connections
    • Dallas/Fort Worth (DFW) - 14% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 12% of one-stop connections

  • Can I save money by using flexible dates for flights from Boise to Philadelphia?

    Yes. Flexible dates can save you up to 52% on flights from Boise to Philadelphia. Wednesday is the cheapest departure day at $363 round-trip on average, while Sunday is the most expensive at $756, a difference of $393.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Boise to Philadelphia?

    Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 6h 58m, compared with 7h 13m via Chicago O'Hare Intl (ORD) and 7h 19m via Denver Intl (DEN).

  • What is the time difference between Boise and Philadelphia?

    Philadelphia is 2 hours ahead of Boise (Eastern Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Philadelphia?

    Some of the most popular sights in Philadelphia are Philadelphia Convention Center, Rittenhouse Square and Philadelphia Stadium. These are among the most viewed places in Philadelphia on KAYAK.

Your guide to booking Boise to Philadelphia flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Sunday. On this route, Wednesday flights average $363, about $393 less than Sunday fares (52% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 5 weeks before you fly. On this route, that window historically saves about 53% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Boise to Philadelphia trip for February. Fares historically average $339 round-trip in that month - typically $287 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Philadelphia Airport.

    • Microtel Inn & Suites by Wyndham Philadelphia Airport
    • Delta Hotels by Marriott Philadelphia Airport
    • Sonesta Select Philadelphia Airport

More options for your flight from Boise to Philadelphia

Complete your trip to Philadelphia with a hotel stay or car rental

Car rentals in Philadelphia
Hotels in Philadelphia
Vacations in Philadelphia