Cheap Flights from Philadelphia (PHL) to Idaho Falls (IDA)

Popular airlines from Philadelphia International Airport (PHL) to Idaho Falls Regional Airport (IDA)

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 25% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Find the cheapest month to fly from Philadelphia (PHL) to Idaho Falls (IDA)

February is typically the cheapest month to fly

From £267 - £648 per traveller.

Graph displaying average flight prices per month

Flight from Philadelphia to Idaho Falls route information
Origin airport
Philadelphia Intl.
Destination airport
Idaho Falls Regional
Distance
3041 km

Compare flights from Philadelphia to Idaho Falls easily and book with confidence

For travelling on business or for pleasure, Expedia makes it easy to book your flights from Philadelphia to Idaho Falls. Operating between them flights per day, airlines cover the route. And fly direct, getting you to Idaho Falls Regional in just hours. If you have a preferred carrier, use our advanced search tool to find the right flight from Philadelphia Intl. to Idaho Falls Regional.  

To make things even better, in the advanced search, you can also choose to fly economy, premium economy, business or first class, select your maximum number of stops, and pick your preferred departure and arrival time. You can also opt for refundable and direct flights. 

Grab a great deal on your flight from Philadelphia Intl. (PHL) to Idaho Falls Regional (IDA)

The easiest way to view the best deals on flights from Philadelphia to Idaho Falls today is to enter your travel dates and hit search. From here, you can sort your results by price to see the cheapest flights first. Right now, return flights from Philadelphia Intl. to Idaho Falls Regional start at just and range up to .  

To find an even better deal, try  

  • being flexible on your dates – midweek flights can be cheaper
  • looking for other airports near Philadelphia and Idaho Falls
  • booking your flight during , the cheapest month on this route
  • varying your flight times – early morning and late at night are sometimes cheaper 

Why you should book your Philadelphia to Idaho Falls flight with Expedia!

We cater for all flight types, cabin classes and airlines. So whether you’re booking flights from Philadelphia Intl. to Idaho Falls Regional for a budget break or a business trip with a bit of pleasure thrown in, we make it easy to secure the seat that’s right for you.  

Thanks to our supersized inventory that offers great choice all in one place, you know you’ll get a great deal with Expedia. Especially if you bundle your flight together with your hotel, you will unlock amazing savings. For added peace of mind, you can choose flexible bookings or filter to find refundable options, so you won’t pay a fee to change your flight.  

Frequently asked questions

How much is a flight from Philadelphia Airport to IDA?
Based on airfares listed within the last 7 days on Expedia for flights departing within the next year, round-trip flights from PHL to Idaho Falls Regional Airport start from . Book today to get the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from PHL to Idaho Falls Regional Airport?
The majority of flights can be cancelled online, but every air carrier has a different set of terms and conditions. If you do decide to cancel your flight, go to our Customer Service Portal and follow the instructions.
How do I find cheap flights from Philadelphia Airport to Idaho Falls Regional Airport (IDA) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Philadelphia Airport to Idaho Falls Regional Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Philadelphia Intl. Airport (PHL) to Idaho Falls Regional Airport (IDA)?
The flight distance from Philadelphia to Idaho Falls is 3,100 kilometres. Bring along a drink, a few snacks and something to read. Keep yourself busy in the air and the time will fly by.
Which airlines fly direct from PHL to IDA?
Unfortunately, there aren't any airlines that directly fly between Philadelphia Airport and IDA. You'll have to book a flight with at least one stop.
Are PHL to Idaho Falls Regional Airport flight tickets cheaper when they're purchased at the last minute?
Flight prices go up and down like a yo-yo, so not always. While last-minute deals between Philadelphia Intl. Airport (PHL) and Idaho Falls Regional Airport (IDA) are of course possible, it also makes sense to monitor prices well before you fly. In fact, some air carriers advertise their prices up to 12 months ahead of the departure date. Expedia is continuously updating the biggest airfare bargains around, so keep checking and be ready to grab your seat when the price dips.

Explore a world of travel with Expedia

*Available to Expedia members.