$134 Find Cheap Flights from Idaho Falls to Portland - Compare and Save

These are the earliest and latest flight times available from Idaho Falls to Portland:

• Earliest: departs at 3:44 pm and lands at 5:40 pm
• Latest: departs at 3:57 pm and lands at 5:53 pm.

The flight takes about 1h 56m.

Two cabin classes are available on flights from Idaho Falls to Portland:

• Economy Class
• First Class

A nonstop flight from Idaho Falls to Portland takes 1h 56m, covering 537 miles.

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.

Round-trip flights from Idaho Falls to Portland range from $148 to $532, with an average of $313 over the past 12 months. Anything below $148 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 13% above the $313 route average. Book 20 weeks before departure for the lowest fares.

On this route, nonstop flights are cheaper than layover options on average. Nonstop fares average $161 round-trip, compared to $453 via a layover through Seattle/Tacoma Intl (SEA).

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $30–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

The Airbus A320-100/200 family is used most often on this route, operated mainly by Allegiant Air. Other aircraft seen on the route include Canadair (Bombardier) Regional Jet 700 variants.

Afternoon is the busiest departure period on Idaho Falls to Portland flights, with 100% of flights leaving in that window. Morning departures account for 0%, evening flights for 0%, and night flights for 0%.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $247 to $1,388. That means the highest observed fare was about 6x higher than the lowest one.

Alaska Airlines is the only airline on the Idaho Falls to Portland route offering in-flight Wi-Fi. Pricing depends on fare class.

One-way fares from Idaho Falls to Portland are currently lower than usual. Average one-way flight prices are about $185, which is 6% below the typical average for this route.

Portland Airport (PDX) hosts 5 major car rental companies, with daily rates starting from around $24 for economy cars. Top options include:

• Thrifty
• Dollar
• Hertz
• Sixt
• Payless

Flights from Idaho Falls to Portland usually depart from Idaho Falls Fanning Field (IDA) and arrive at Portland (PDX).

Connecting flights from Idaho Falls to Portland most commonly pass through:

• Salt Lake City (SLC) - 53% of one-stop connections
• Seattle/Tacoma Intl (SEA) - 47% of one-stop connections

Yes. Flexible dates can save you up to 67% on flights from Idaho Falls to Portland. Thursday is the cheapest departure day at $226 round-trip on average, while Wednesday is the most expensive at $678, a difference of $452.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Only Alaska Airlines operates flights between Idaho Falls and Portland.

Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 26m, compared with 4h 45m via Seattle/Tacoma Intl (SEA).

Portland is 1 hour behind Idaho Falls (Pacific Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Portland are Moda Center, Oregon Convention Center and Arlene Schnitzer Concert Hall. These are among the most viewed places in Portland on KAYAK.

Among airlines operating Idaho Falls to Portland flights:

• Alaska Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• Alaska Airlines: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.

You can easily commute from Portland International Airport (PDX) to the city center of Portland via bus. Central Oregon Breeze bus runs regularly between these two points, covering the 12.4-mile distance in approximately 20 minutes. The service operates daily. However, if you want to get there in under 17min, consider taking a taxi.

Nothing beats the flexibility and convenience of exploring the city of Portland in a car. To this end, you won’t be surprised to find a wide range of hire agencies running their desks here, including Enterprise and Hertz. Their desks are located in the parking garage first level, opposite the luggage claim. Make early reservations to enjoy affordable rates.

PDX features designated lactation rooms where moms with kids can escape to breastfeed and breast pump in privacy. These private suites are situated in the concourse Level, adjacent to gates 5 and 6, and contain comfortable chairs, power sockets, changing tables and sinks.

​​​​​​​The airport policy forbids lighting a cigarette within the arrival halls and inside the terminal. Nevertheless, you may smoke in the spaces outside the arrival terminals. Ask the airport personnel for directions.