BOI - PHL

$122 Find Cheap Flights from Boise to Philadelphia - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$291
Typical prices: $353-$594
Frontier, Alaska Airlines
Fri 10/26Sun 10/28
BOI - PHL • 1 stop
Cheapest one-way
$122
Typical prices: $198-$362
Frontier
Mon 10/22
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 travel
September
Cheapest • 16% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
San Francisco (SFO)
Cheapest • Avg $344 (round-trip)
Chicago Midway (MDW)
Shortest trip • 6h 41m (one-way)
Insights
Insights
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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

Mon, Oct 26 - Wed, Oct 28
Multiple Airlines Logo
2:50 pm - 7:18 amBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
14h 28m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
6:41 pm - 9:56 amPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
17h 15m1 stop Seattle/Tacoma Intl
$291Multiple Airlines
Sat, Oct 3 - Sat, Oct 10
Alaska Airlines Logo
4:18 pm - 5:41 amBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
11h 23m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:41 pm - 9:56 amPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
17h 15m1 stop Seattle/Tacoma Intl
$311Alaska Airlines
Thu, Oct 22 - Sat, Oct 24
Delta Logo
6:49 pm - 6:05 amBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
9h 16m1 stop Salt Lake City
Delta Logo
5:45 am - 12:35 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
8h 50m1 stop Minneapolis St Paul
$311Delta
Wed, Sep 30 - Mon, Oct 5
Delta Logo
5:59 pm - 5:50 amBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
9h 51m1 stop Seattle/Tacoma Intl
Delta Logo
7:05 am - 3:16 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
10h 11m1 stop Seattle/Tacoma Intl
$311Delta
Wed, Oct 14 - Wed, Oct 21
American Airlines Logo
12:14 pm - 12:25 amBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
10h 11m1 stop Dallas/Fort Worth
American Airlines Logo
7:00 am - 1:22 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
8h 22m1 stop Phoenix Sky Harbor Intl
$311American Airlines
Tue, Oct 20 - Sat, Oct 24
American Airlines Logo
2:02 pm - 11:17 pmBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
7h 15m1 stop Phoenix Sky Harbor Intl
American Airlines Logo
7:00 am - 1:22 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
8h 22m1 stop Phoenix Sky Harbor Intl
$311American Airlines
Wed, Nov 25 - Thu, Nov 26
United Airlines Logo
12:31 pm - 9:38 pmBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
7h 07m1 stop Chicago O'Hare Intl
United Airlines Logo
6:15 am - 12:12 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
7h 57m1 stop Chicago O'Hare Intl
$311United Airlines
Tue, Oct 20 - Sat, Oct 24
Alaska Airlines Logo
5:59 am - 3:14 pmBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
7h 15m1 stop Portland
Alaska Airlines Logo
6:41 pm - 9:56 amPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
17h 15m1 stop Seattle/Tacoma Intl
$311Alaska Airlines
Mon, Oct 26 - Wed, Oct 28
United Airlines Logo
12:31 pm - 9:40 pmBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
7h 09m1 stop Chicago O'Hare Intl
United Airlines Logo
6:15 am - 1:45 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
9h 30m2 stops Chicago O'Hare Intl Denver Intl
$334United Airlines
Thu, Oct 8 - Sat, Oct 17
Multiple Airlines Logo
2:50 pm - 7:18 amBOI  Boise Air Term. Gowen Fld-PHL Philadelphia
14h 28m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
7:02 am - 3:23 pmPHL  Philadelphia-BOI Boise Air Term. Gowen Fld
10h 21m1 stop Seattle/Tacoma Intl
$391Multiple 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 from Boise to Philadelphia with more confidence.

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

Wednesday is the cheapest day of the week to fly from Boise to Philadelphia, it is 12% cheaper than the average day. Sunday is the most expensive day with flight prices 88% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Boise to Philadelphia?

  • September is the cheapest month to fly from Boise to Philadelphia at $368 round-trip.
  • November ($601) and December ($597) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 63% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Boise to Philadelphia flights

Low season

February

Cheapest flight

$122
Most popular time to fly and prices are also 10% lower on average.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

  • 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

  • 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) - 26% of one-stop connections
    • Seattle/Tacoma Intl (SEA) - 16% of one-stop connections
    • Salt Lake City (SLC) - 15% of one-stop connections
    • Dallas/Fort Worth (DFW) - 9% of one-stop connections

    Denver Intl (DEN) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 53% on the Boise to Philadelphia route. Wednesday is the cheapest departure day at $388 round-trip on average, while Sunday is the most expensive at $824, a difference of $436. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • 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.

  • How long is a flight from Boise to Philadelphia?

    A nonstop flight from Boise to Philadelphia takes 0h 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.

  • 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 $291 to $1,956. That means the highest observed fare was about 7x 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 lower than usual. Average one-way flight prices are about $208, which is 29% below the typical average for this route.

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

    Flying via Chicago Midway (MDW) gives the shortest average 1-stop total travel time at 6h 41m, compared with 6h 59m via Minneapolis St Paul (MSP) and 7h 15m via Chicago O'Hare Intl (ORD).

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

    Philadelphia Airport (PHL) hosts 5 major car rental companies, with daily rates starting from around $28 for economy cars. Top options include:
    · Payless
    · Dollar
    · Hertz
    · Thrifty
    · Budget

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

    Round-trip flights from Boise to Philadelphia range from $353 to $594, with an average of $436 over the past 12 months. Anything below $353 counts as a good deal.

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 can be flexible, aim for a Wednesday departure instead of Sunday. On this route, Wednesday flights average $388 - about $436 less than Sunday (53% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Boise to Philadelphia trip for September. Fares historically average $368 round-trip in that month - typically $233 less than the most expensive month, which is November (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.
    - Embassy Suites by Hilton Philadelphia Airport
    - DoubleTree by Hilton Philadelphia Airport
    - Microtel Inn & Suites by Wyndham 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