Cheap flights from Philadelphia (PHL) to Idaho

PHL — BOI
Oct 4 — Oct 111

How far in advance should I book a flight from Philadelphia to Idaho?

Find a great deal and save up to 43% by booking at least 58 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Philadelphia to Idaho within the next two weeks, with the cheapest ticket starting at $653.

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

Flights from Philadelphia to Idaho lean towards being more expensive in June. Prices are generally better when you fly from Philadelphia to Idaho in October, with the cheapest ticket starting at $244.

When is the cheapest time to fly from Philadelphia to Idaho (PHL - ID)?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Philadelphia to Idaho as you normally would.

Cheap flights from Philadelphia to Idaho in September, October 2022

The best prices found for PHL to Idaho flights for September, October
Oct 16 - Oct 21
PHL

Philadelphia

GEG

Spokane

1 stop

14h 38m
GEG

Spokane

PHL

Philadelphia

2 stops

20h 30m
$270

Multiple Airlines

Pick Dates

Deal found 9/27/22

Oct 25 - Oct 28
PHL

Philadelphia

GEG

Spokane

1 stop

9h 52m
GEG

Spokane

PHL

Philadelphia

1 stop

18h 23m
$277

Multiple Airlines

Pick Dates

Deal found 9/29/22

Oct 25 - Oct 28
PHL

Philadelphia

GEG

Spokane

1 stop

15h 04m
GEG

Spokane

PHL

Philadelphia

2 stops

30h 48m
$309

Multiple Airlines

Pick Dates

Deal found 9/29/22

Philadelphia to Idaho 2022 flight deals

Cheap flights to Idaho from Philadelphia found for this year
Nov 2 - Nov 4
PHL

Philadelphia

BOI

Boise Air Term. Gowen Fld

1 stop

15h 07m
BOI

Boise Air Term. Gowen Fld

PHL

Philadelphia

1 stop

10h 29m
$261

Multiple Airlines

Pick Dates

Deal found 9/27/22

Oct 16 - Oct 21
PHL

Philadelphia

GEG

Spokane

1 stop

14h 38m
GEG

Spokane

PHL

Philadelphia

2 stops

20h 30m
$270

Multiple Airlines

Pick Dates

Deal found 9/27/22

Oct 25 - Oct 28
PHL

Philadelphia

GEG

Spokane

1 stop

9h 52m
GEG

Spokane

PHL

Philadelphia

1 stop

18h 23m
$277

Multiple Airlines

Pick Dates

Deal found 9/29/22

Cheap Frontier flights from Philadelphia to Idaho

Oct 9 - Oct 17
PHL

Philadelphia

GEG

Spokane

1 stop

14h 38m
GEG

Spokane

PHL

Philadelphia

1 stop

17h 00m
$241

Frontier

Pick Dates

Deal found 9/26/22

Oct 16 - Oct 21
PHL

Philadelphia

GEG

Spokane

1 stop

14h 38m
GEG

Spokane

PHL

Philadelphia

1 stop

18h 23m
$321

Frontier

Pick Dates

Deal found 9/27/22

Nov 3 - Nov 6
PHL

Philadelphia

GEG

Spokane

1 stop

13h 30m
GEG

Spokane

PHL

Philadelphia

1 stop

11h 15m
$347

Frontier

Pick Dates

Deal found 9/26/22

Cheap Spirit Airlines flights from Philadelphia to Idaho

Nov 8 - Nov 16
PHL

Philadelphia

BOI

Boise Air Term. Gowen Fld

1 stop

10h 26m
BOI

Boise Air Term. Gowen Fld

PHL

Philadelphia

1 stop

10h 49m
$304

Spirit Airlines

Pick Dates

Deal found 9/27/22

Oct 26 - Oct 28
PHL

Philadelphia

BOI

Boise Air Term. Gowen Fld

2 stops

26h 00m
BOI

Boise Air Term. Gowen Fld

PHL

Philadelphia

2 stops

29h 17m
$323

Spirit Airlines

Pick Dates

Deal found 9/27/22

Nov 9 - Nov 17
PHL

Philadelphia

BOI

Boise Air Term. Gowen Fld

1 stop

10h 26m
BOI

Boise Air Term. Gowen Fld

PHL

Philadelphia

1 stop

10h 49m
$324

Spirit Airlines

Pick Dates

Deal found 9/27/22

Last minute flights from Philadelphia to Idaho

Late deals on return flights to Idaho from Philadelphia, departing today and this week
Oct 9 - Oct 12
PHL

Philadelphia

GEG

Spokane

1 stop

14h 38m
GEG

Spokane

PHL

Philadelphia

2 stops

14h 55m
$310

Multiple Airlines

Pick Dates

Deal found 9/26/22

Oct 9 - Oct 12
PHL

Philadelphia

GEG

Spokane

1 stop

14h 38m
GEG

Spokane

PHL

Philadelphia

1 stop

16h 54m
$340

Multiple Airlines

Pick Dates

Deal found 9/26/22

Oct 8 - Oct 15
PHL

Philadelphia

BOI

Boise Air Term. Gowen Fld

2 stops

40h 32m
BOI

Boise Air Term. Gowen Fld

PHL

Philadelphia

1 stop

13h 45m
$346

Multiple Airlines

Pick Dates

Deal found 9/26/22

One-way flights to Idaho from Philadelphia

The cheapest one-way flights from Philadelphia to Idaho
Oct 16
PHL

Philadelphia

GEG

Spokane

1 stop

14h 38m
$106

Frontier

Pick Dates

Deal found 9/26/22

Nov 17
PHL

Philadelphia

GEG

Spokane

1 stop

25h 56m
$171

Multiple Airlines

Pick Dates

Deal found 9/26/22

Oct 17
PHL

Philadelphia

BOI

Boise Air Term. Gowen Fld

1 stop

15h 19m
$171

Multiple Airlines

Pick Dates

Deal found 9/28/22

Related info for your journey

Useful info, stats and facts about Philadelphia to Idaho flights.

What airport do you fly from for flights from Philadelphia to Idaho?

Philadelphia (PHL) is the airport you will fly out of if you book a flight from Philadelphia to Idaho. It is only a 7.0 mi journey to Philadelphia (PHL) from Philadelphia’s city center.

Which airlines flying from Philadelphia to Idaho have flexible cancellations due to COVID-19?

Delta, American Airlines, and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Philadelphia to Idaho for under $300 on Cheapflights?

Yes, there are multiple flights from Philadelphia to Idaho for under $300. The cheapest flight booked recently is on Multiple Airlines for just $218, but on average you can expect to pay $300.

Are there last-minute flights available from Philadelphia to Idaho for under $400?

There are currently 20+ open flights from Philadelphia to Idaho within the next 7 days for less than $400.

What are the cheapest airlines to fly from Philadelphia to Idaho one-way?

The cheapest airlines for a one-way flight from Philadelphia to Idaho are Frontier ($106), Delta ($176), and Spirit Airlines ($178).

What are the most popular routes from Philadelphia to Idaho?

While some choose either Philadelphia - Spokane or Philadelphia - Idaho Falls Fanning Field, Philadelphia - Boise Air Term. Gowen Fld is the most popular route from Philadelphia to Idaho.

What are the most popular airlines that fly from Philadelphia to Idaho?

Consider American Airlines, Alaska Airlines or Delta when booking your flight. These represent the most popular airlines when flying from Philadelphia to Idaho.

What are the cheapest flights from Philadelphia to Idaho?

On average you can expect to pay $1,062 for a flight from Philadelphia to Idaho. The cheapest flight overall is $237 while the most popular route, (Philadelphia - Boise Air Term. Gowen Fld) is currently priced at $261.

Destination points for flights from Philadelphia to Idaho

Select to see more specific information for flights from Philadelphia to all places in Idaho

Top 5 airlines flying from Philadelphia to Idaho

The chart below displays the airlines Cheapflights users traveling from Philadelphia to Idaho choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
FrontierCheapest$96Average$168FlexibilityNo cancel feeOn-time62%COVID-19 safety
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DeltaCheapest$211Average$636FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
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United AirlinesCheapest$218Average$913FlexibilityNo cancel feeOn-time69%COVID-19 safety
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American AirlinesCheapest$250Average$624FlexibilityNo cancel feeOn-time71%COVID-19 safety
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Alaska AirlinesCheapest$274Average$733FlexibilityNo cancel feeOn-time75%COVID-19 safety
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