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Cheap flights from Philadelphia (PHL) to Idaho from $116

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/27. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
PHL — BOI
May 10 — May 171
From?
To?
Fri 5/10
Fri 5/17
1 adult, Economy
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How far in advance should I book a flight from Philadelphia to Idaho?

Find a great deal and save up to 160% by booking at least 29 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 $588.

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

Flights from Philadelphia to Idaho lean towards being more expensive in December. Prices are generally better when you fly from Philadelphia to Idaho in April, with the cheapest ticket starting at $210.

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 Spirit Airlines flights from Philadelphia to Idaho

Explore cheap flight options specifically provided by Spirit Airlines for the route between Philadelphia and Idaho. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Take a peek at the cheapest Spirit Airlines flights we've detected traveling from Philadelphia to Idaho. Come back soon if you're not finding the exact deal you're looking for.
Sun 5/266:45 amPHL - BOI
1 stop15h 15mSpirit Airlines
Thu 5/305:20 pmBOI - PHL
1 stop11h 10mSpirit Airlines
Deal found 5/4$236
Mon 6/37:57 pmPHL - BOI
3 stops26h 28mSpirit Airlines
Sat 6/159:13 pmBOI - PHL
1 stop7h 25mSpirit Airlines
Deal found 5/4$244
Mon 6/35:31 pmPHL - BOI
1 stop28h 54mSpirit Airlines
Sat 6/151:43 pmBOI - PHL
1 stop14h 55mSpirit Airlines
Deal found 5/4$247
Mon 6/34:31 pmPHL - BOI
3 stops29h 54mSpirit Airlines
Sat 6/151:43 pmBOI - PHL
1 stop14h 55mSpirit Airlines
Deal found 5/4$263
Mon 6/38:59 pmPHL - BOI
2 stops25h 26mSpirit Airlines
Sat 6/159:13 pmBOI - PHL
1 stop7h 25mSpirit Airlines
Deal found 5/4$266
Sun 5/266:45 amPHL - BOI
1 stop15h 15mSpirit Airlines
Thu 5/305:20 pmBOI - PHL
2 stops20h 21mSpirit Airlines
Deal found 5/4$299
Thu 6/208:15 amPHL - BOI
1 stop14h 08mSpirit Airlines
Tue 6/255:39 pmBOI - PHL
1 stop10h 11mSpirit Airlines
Deal found 5/4$303
Mon 7/155:05 pmPHL - BOI
1 stop25h 25mSpirit Airlines
Tue 8/205:20 pmBOI - PHL
1 stop10h 12mSpirit Airlines
Deal found 5/4$312
Sat 9/77:31 amPHL - BOI
1 stop16h 38mSpirit Airlines
Sat 9/148:40 pmBOI - PHL
1 stop7h 50mSpirit Airlines
Deal found 5/4$319

Cheap Sun Country Air flights from Philadelphia to Idaho

Explore cheap flight options specifically provided by Sun Country Air for the route between Philadelphia and Idaho. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Some of the best deals we've found on Sun Country Air flights traveling from Philadelphia to Idaho. Deals are refreshing constantly so come back soon for more options.
Thu 7/2512:07 pmPHL - GEG
1 stop7h 51mSun Country Air
Thu 8/16:37 pmGEG - PHL
1 stop13h 43mSun Country Air
Deal found 5/4$282
Wed 6/2611:13 amPHL - BOI
1 stop7h 10mSun Country Air
Sat 7/65:25 pmBOI - PHL
1 stop15h 48mSun Country Air
Deal found 5/4$294
Thu 7/1112:07 pmPHL - GEG
1 stop7h 51mSun Country Air
Sun 7/146:45 pmGEG - PHL
1 stop13h 48mSun Country Air
Deal found 5/4$330

Cheap Philadelphia to Idaho flights in May & June 2024

Find cheap flight options from Philadelphia to Idaho specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Prices were last updated on May 5, 2024.
Listed are some of the best fares we've found on flights departing from Philadelphia to Idaho in 2024. More deals are always being added, so be sure to check back regularly.
Wed 6/2611:13 amPHL - BOI
1 stop7h 10mSun Country Air
Sat 7/65:25 pmBOI - PHL
1 stop15h 48mSun Country Air
Deal found 5/4$294
Sun 5/266:45 amPHL - BOI
1 stop15h 15mSpirit Airlines
Thu 5/305:20 pmBOI - PHL
2 stops20h 21mSpirit Airlines
Deal found 5/4$299
Thu 6/208:15 amPHL - BOI
1 stop14h 08mSpirit Airlines
Tue 6/255:39 pmBOI - PHL
1 stop10h 11mSpirit Airlines
Deal found 5/4$303
Mon 6/34:31 pmPHL - BOI
3 stops29h 54mSpirit Airlines
Sat 6/151:43 pmBOI - PHL
2 stops20h 45mSpirit Airlines
Deal found 5/4$327
Thu 6/138:15 amPHL - BOI
1 stop14h 08mSpirit Airlines
Mon 6/179:13 pmBOI - PHL
2 stops13h 53mSpirit Airlines
Deal found 5/3$329
Thu 6/208:15 amPHL - BOI
1 stop12h 22mSpirit Airlines
Tue 6/259:13 pmBOI - PHL
2 stops22h 46mSpirit Airlines
Deal found 5/4$336
Thu 6/208:15 amPHL - BOI
1 stop12h 22mSpirit Airlines
Mon 6/249:13 pmBOI - PHL
1 stop7h 25mSpirit Airlines
Deal found 5/4$337
Thu 6/138:15 amPHL - BOI
1 stop12h 22mSpirit Airlines
Mon 6/179:13 pmBOI - PHL
1 stop30h 37mSpirit Airlines
Deal found 5/3$341
Wed 5/157:18 pmPHL - BOI
3 stops26h 42mSpirit Airlines
Wed 5/228:46 pmBOI - PHL
2 stops24h 13mSpirit Airlines
Deal found 5/4$342

Philadelphia to Idaho 2024 flight deals

Discover exclusive flight deals for travel between Philadelphia and Idaho in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Listed are some of the best fares we've found on flights departing from Philadelphia to Idaho in 2024. More deals are always being added, so be sure to check back regularly.
Thu 7/2512:07 pmPHL - GEG
1 stop7h 51mSun Country Air
Thu 8/16:37 pmGEG - PHL
1 stop13h 43mSun Country Air
Deal found 5/4$282
Wed 6/2611:13 amPHL - BOI
1 stop7h 10mSun Country Air
Sat 7/65:25 pmBOI - PHL
1 stop15h 48mSun Country Air
Deal found 5/4$294
Sun 5/266:45 amPHL - BOI
1 stop15h 15mSpirit Airlines
Thu 5/305:20 pmBOI - PHL
2 stops20h 21mSpirit Airlines
Deal found 5/4$299
Thu 6/208:15 amPHL - BOI
1 stop14h 08mSpirit Airlines
Tue 6/255:39 pmBOI - PHL
1 stop10h 11mSpirit Airlines
Deal found 5/4$303
Mon 7/155:05 pmPHL - BOI
1 stop25h 25mSpirit Airlines
Tue 8/205:20 pmBOI - PHL
1 stop10h 12mSpirit Airlines
Deal found 5/4$312
Tue 7/22:25 pmPHL - BOI
1 stop7h 58mMultiple Airlines
Wed 7/106:50 pmBOI - PHL
1 stop14h 23mMultiple Airlines
Deal found 5/4$314
Sat 9/77:31 amPHL - BOI
1 stop16h 38mSpirit Airlines
Sat 9/148:40 pmBOI - PHL
1 stop7h 50mSpirit Airlines
Deal found 5/4$319
Mon 6/34:31 pmPHL - BOI
3 stops29h 54mSpirit Airlines
Sat 6/151:43 pmBOI - PHL
2 stops20h 45mSpirit Airlines
Deal found 5/4$327
Thu 6/138:15 amPHL - BOI
1 stop14h 08mSpirit Airlines
Mon 6/179:13 pmBOI - PHL
2 stops13h 53mSpirit Airlines
Deal found 5/3$329

Philadelphia to Idaho flights leaving soon

Find last-minute flight options from Philadelphia to Idaho for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Users seeking a last-minute flight from Philadelphia to Idaho should consider booking one of these fares. Tip: verify your flight details before completing your reservation.
Wed 5/157:18 pmPHL - BOI
3 stops26h 42mSpirit Airlines
Wed 5/228:46 pmBOI - PHL
2 stops24h 13mSpirit Airlines
Deal found 5/4$342
Wed 5/157:18 pmPHL - BOI
3 stops26h 42mSpirit Airlines
Wed 5/228:46 pmBOI - PHL
3 stops24h 24mSpirit Airlines
Deal found 5/4$353
Wed 5/154:35 pmPHL - BOI
2 stops25h 55mSpirit Airlines
Wed 5/228:46 pmBOI - PHL
2 stops24h 13mSpirit Airlines
Deal found 5/4$379
Tue 5/145:34 pmPHL - GEG
1 stop8h 18mDelta
Sun 5/195:10 pmGEG - PHL
1 stop10h 05mDelta
Deal found 5/5$432
Wed 5/154:35 pmPHL - BOI
2 stops25h 55mSpirit Airlines
Wed 5/228:46 pmBOI - PHL
1 stop7h 44mSpirit Airlines
Deal found 5/4$433
Tue 5/143:10 pmPHL - GEG
2 stops10h 23mDelta
Sun 5/197:13 pmGEG - PHL
1 stop8h 02mDelta
Deal found 5/4$437
Tue 5/147:10 amPHL - BOI
1 stop7h 12mDelta
Wed 5/151:31 pmBOI - PHL
1 stop9h 22mDelta
Deal found 5/3$486
Tue 5/145:34 pmPHL - BOI
1 stop8h 16mDelta
Wed 5/151:17 pmBOI - PHL
2 stops9h 36mDelta
Deal found 5/3$491
Tue 5/1411:30 amPHL - BOI
2 stops12h 34mDelta
Wed 5/1511:00 amBOI - PHL
2 stops11h 53mDelta
Deal found 5/4$496

One-way flights to Idaho from Philadelphia

Search for one-way flight options from Philadelphia to Idaho. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
Take a look at some of the best available options we've come across on one-way flights from Philadelphia to Idaho. Those seeking round-trip flights from Philadelphia to Idaho should utilize the search form at the the top of the page.
Thu 6/2711:59 amPHL - GEG
1 stop7h 48mSun Country Air
Deal found 5/4$116
Thu 8/1512:00 pmPHL - GEG
1 stop7h 51mSun Country Air
Deal found 5/4$118
Sun 5/266:45 amPHL - BOI
1 stop15h 15mSpirit Airlines
Deal found 5/4$118
Wed 7/1011:23 amPHL - BOI
1 stop8h 31mSun Country Air
Deal found 5/4$123
Thu 6/206:40 amPHL - GEG
1 stop13h 27mSun Country Air
Deal found 5/4$128
Sat 6/87:31 amPHL - BOI
1 stop14h 52mSpirit Airlines
Deal found 5/4$136
Sun 6/3012:06 pmPHL - GEG
1 stop6h 55mSun Country Air
Deal found 5/4$148
Sun 6/28:03 pmPHL - BOI
3 stops26h 22mSpirit Airlines
Deal found 5/4$156
Sun 8/1112:07 pmPHL - GEG
1 stop8h 44mSun Country Air
Deal found 5/4$158

Find flights from Philadelphia to Idaho within your budget

Customize your flight search to find flights from Philadelphia to Idaho that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$234 - $550

Route

Depart

Return

Price

PhiladelphiaBoise Air Term. Gowen Fld

PHL - BOI

PHLBOI

Philadelphia

Mon 6/3

3 stops26h 28m

Boise Air Term. Gowen Fld

Sat 6/15

3 stops36h 14m

$234

PhiladelphiaBoise Air Term. Gowen Fld

PHL - BOI

PHLBOI

Philadelphia

Sun 5/26

1 stop15h 15m

Boise Air Term. Gowen Fld

Thu 5/30

1 stop11h 10m

$236

PhiladelphiaBoise Air Term. Gowen Fld

PHL - BOI

PHLBOI

Philadelphia

Mon 6/3

3 stops26h 28m

Boise Air Term. Gowen Fld

Sat 6/15

1 stop7h 25m

$244

PhiladelphiaBoise Air Term. Gowen Fld

PHL - BOI

PHLBOI

Philadelphia

Mon 6/3

1 stop28h 54m

Boise Air Term. Gowen Fld

Sat 6/15

1 stop14h 55m

$247

PhiladelphiaBoise Air Term. Gowen Fld

PHL - BOI

PHLBOI

Philadelphia

Mon 6/3

3 stops26h 28m

Boise Air Term. Gowen Fld

Sat 6/15

3 stops36h 14m

$252

PhiladelphiaSpokane

PHL - GEG

PHLGEG

Philadelphia

Thu 7/25

1 stop7h 51m

Spokane

Thu 8/1

1 stop13h 43m

$282

PhiladelphiaSpokane

PHL - GEG

PHLGEG

Philadelphia

Tue 8/6

1 stop10h 09m

Spokane

Tue 8/13

1 stop7h 51m

$386

PhiladelphiaSpokane

PHL - GEG

PHLGEG

Philadelphia

Tue 8/6

1 stop9h 29m

Spokane

Tue 8/13

1 stop8h 38m

$388

PhiladelphiaIdaho Falls Fanning Field

PHL - IDA

PHLIDA

Philadelphia

Sat 5/25

1 stop27h 45m

Idaho Falls Fanning Field

Wed 5/29

1 stop16h 15m

$550

Flights are sorted by cheapest first

Deals found on 5/4

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated May 5, 2024.
Peruse reviews from past customers who have flown with Spirit Airlines, Sun Country Air and American Airlines from Philadelphia to Idaho to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Alaska Airlines
8.1
Very good
9,134 reviews
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Delta
8.1
Very good
10,826 reviews
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

United Airlines
7.4
Good
11,118 reviews
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

American Airlines
7.3
Good
14,713 reviews
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Sun Country Air
7.3
Good
647 reviews
Alaska Airlines
8.1
Very good
9,134 reviews
Check prices

Comfort

7.9

Overall

8.1

Crew

8.6

Entertainment

7.3

Boarding

8.2

Food

7.3

Reviews

1 / 10

There were no major issues. A bit of delay but it was understandable. It was a good experience otherwise.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Idaho. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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.

  • 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 $234, but on average you can expect to pay $289.

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

    There are currently 18+ 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 Sun Country Air ($116), Spirit Airlines ($118), and American Airlines ($193).

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

  • What does PHL to BOI mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Philadelphia Airport to Boise Air Term. Gowen Fld Airport flight would often be abbreviated as a PHL to BOI flight. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Idaho Falls Fanning Field Airport (IDA), Hailey Sun Valley-Friedman Airport (SUN), Lewiston Nez Perce Rgnl Airport (LWS), Twin Falls Joslin Airport (TWF), Pocatello Airport (PIH).

  • Can I find deals for flights from Philadelphia to Idaho that include extra baggage allowance?

    The amount of baggage you can bring on your Philadelphia to Idaho flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Philadelphia to Idaho with specific airlines?

    Yes, Cheapflights allows you to browse and filter Philadelphia to Idaho flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Philadelphia to Idaho that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Idaho flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Idaho?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Idaho.

  • Can I find deals for business class flights from Philadelphia to Idaho?

    Yes. Cheapflights offers flight deals from Philadelphia to Idaho by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Philadelphia to Idaho that allow pets onboard?

    Many airlines flying from Philadelphia to Idaho offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Philadelphia to Idaho?

    Yes, you can often find last-minute deals on Philadelphia to Idaho flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Philadelphia to Idaho flight deals updated?

    The Philadelphia to Idaho flight deals you see on this page were last updated on 5/4.

See more FAQs

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Alternative routes for Philadelphia to Idaho
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Top 4 airlines flying from Philadelphia to Idaho

Discover the top 4 airlines that operate flights from Philadelphia to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,719,943 searches. Data last updated May 5, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$191Average$301FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
DeltaCheapest$336Average$678FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$349Average$811FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
American AirlinesCheapest$357Average$617FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
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Tampa to Atlanta flights
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Philadelphia to Illinois flights

Search flights from Philadelphia to Idaho by cabin class

Find flights from Philadelphia to Idaho, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Philadelphia to Idaho?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Philadelphia to Idaho. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Philadelphia to Idaho?

Millions of users choose and trust Cheapflights to book the best flight deals from Philadelphia to Idaho for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Philadelphia to Idaho with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Philadelphia to Idaho flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Philadelphia to Idaho become cheaper?

Of course! You can now track prices for flights from Philadelphia to Idaho and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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