$145 Cheap flight deals from Portland (PDX) to Idaho Falls (IDA)

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This Weekend's Flight Deals from Portland to Idaho Falls

This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Airfares from $145 One Way, $234 Round Trip from Portland to Idaho Falls

Prices starting at $234 for return flights and $145 for one-way flights to Idaho Falls were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.

Idaho Falls economy flight packages

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More About Flying To Idaho Falls from Portland

Route Information for Flights from Portland to Idaho Falls

Origin Airport IATA Code
PDX
Destination Airport IATA Code
IDA
Distance
Direct Flight Airlines
Earliest Flight Arrival
Latest Flight Arrival

Portland to Idaho Falls

Looking for guaranteed low prices on Portland to Idaho Falls flights? Orbitz is your source and much more. From cutting-edge mobile tools to great deals, Orbitz makes it easy to book your dream vacation.

Frequent Flyers Earn Miles

Earn frequent flyer miles or points on Orbitz flights from Portland to Idaho Falls. When booking your Portland to Idaho Falls flights, have your frequent flyer number on hand and add it where prompted. Your Orbitz account can store your number for future use, meaning you never miss out on your rewards.

Book Orbitz on the Go

With the Orbitz mobile apps for Android and iPhone, you no longer have to be sitting at your desk to book Portland to Idaho Falls flights. With a few easy clicks, you can book your flights, research hotel rooms, and check your flight status and other important flight information.

Easily Plan Your Vacation

Not only does Orbitz offer great prices on flights from Portland to Idaho Falls, but you will also find fantastic deals on hotels, cruises, and vacation activities. Never miss out on that dream trip or waste hours waiting in long lines—you can buy tickets to attraction in advance with Orbitz to guarantee admission to your favorite places.

Best Deals At Your Fingertips

Orbitz combines low prices on Portland to Idaho Falls flights with discounts on quality hotels. Using Orbitz’s Display Matrix, you can see all your options and savings easily. With our low price guarantee, you know you have the best deals at your fingertips.

Frequently asked questions

Are there non-stop flights from Portland to Idaho Falls?
You can fly straight from Portland to Idaho Falls with Allegiant Air. It's the only airline that travels nonstop from Portland, OR (PDX-Portland Intl.) to Idaho Falls Regional Airport (IDA).
What is the shortest flight from Portland to Idaho Falls?
Leave that epic movie for another time, because the flight from Portland to Idaho Falls can be as quick as 2 hours and 49 minutes.
What airlines fly from Portland to Idaho Falls most frequently?
If you're looking for the airline with the most flights from Portland to Idaho Falls, Allegiant Air is the top pick. This popular airline operates 8 flights on this route each month.
What is the cheapest day of the week to fly?
Consider flying out early in the week to save on your airfare. Orbitz data from 2021 shows that Monday is the cheapest day to depart, followed by Tuesday. Saturday showed the highest average ticket prices likely because many travelers prefer to start their vacation on a weekend.
What is the cheapest month to fly?
We won't keep you guessing, according to Orbitz data from 2021, the cheapest month to fly is February. Perfect for those who need a weekend getaway, or just a break from it all in the shortest month of the year. Be aware that the most expensive time to fly is during the height of summer in July, and in the holiday month of December.*According to flight demand on Orbitz.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.

Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.

Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.