Cheap flights from Idaho Falls to Oregon from $48
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Oregon departing on 5/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Idaho Falls to Oregon
Cheap round-trip flights
Cheap one-way flights
Cheap direct flights
United Airlines flights from Idaho Falls to Oregon
Our best United Airlines deals on Idaho Falls to Oregon flight tickets
Alaska Airlines flights from Idaho Falls to Oregon
Our best Alaska Airlines deals on Idaho Falls to Oregon flight tickets
See travel insights to Oregon from
How to get the cheapest flight ticket from Idaho Falls to Oregon
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Oregon?
The month of January is, on average, the cheapest month to fly to Oregon from Idaho Falls, with most prices found around $99. The month of May is another great option to travel to Oregon, with average flight prices from Idaho Falls averaging around $107.
What is the cheapest day to depart on your flight to Oregon?
On average, the least expensive day to fly to Oregon from Idaho Falls is on a Monday. momondo users have found tickets for Monday departures for as low as $103. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Oregon is Saturday, with ticket prices averaging around $412.
What is the cheapest time of day to depart on your flight to Oregon?
According to our data, the cheapest time of day to fly to Oregon is in the evening. momondo users have found flights departing from Idaho Falls to Oregon in the evening for as low as $110. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Oregon are more costly in the morning, with an average ticket price of $510. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Idaho Falls Fanning Field to Oregon flight route?
Fly from Idaho Falls Fanning Field to Portland for the best Idaho Falls Fanning Field - Oregon flight prices
How far in advance should I book a flight to Oregon?
You are more likely to see cheaper flights to Oregon from Idaho Falls when booking 17 weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $266 when searching 17 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from Idaho Falls for as low as $108 on momondo.
What cabin class options are available on Idaho Falls Fanning Field to Oregon flights?
There are 1 cabin classes available to choose from on Idaho Falls Fanning Field to Oregon flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Idaho Falls Fanning Field to Oregon?
Allegiant Air, Alaska Airlines, and Hawaiian Airlines are the most popular carriers operating from Idaho Falls Fanning Field to Oregon
What airlines fly to Oregon?
Alaska Airlines, Allegiant Air and Delta are the top three most popular airlines that fly to Oregon from Idaho Falls according to our data. Alaska Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Oregon. Keep in mind that there are 4 different airlines that fly to Oregon on a routine basis, so you have a few additional options to choose from.
How many flights depart from Idaho Falls to Oregon on average per week?
The number of flights available between Idaho Falls and Oregon is 1 per week as of May 2025. The most frequent departure day is Mon, with 100% of weekly flights leaving on this day.
Cheap Idaho Falls to Oregon flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to Oregon
When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Oregon?
Prices for flights from Idaho Falls Fanning Field Airport to Oregon are refreshed on a daily basis.
How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Oregon?
The number of operators available for flights from Idaho Falls Fanning Field Airport to Oregon is 3 as of May 2025.
How old do you have to be to fly from Idaho Falls Fanning Field Airport to Oregon?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Oregon.
What documentation or ID do you need to fly to Oregon?
The travel and health documents you'll need for your trip to Oregon may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Oregon. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Idaho Falls to Oregon?
momondo data reveals that the most frequently booked plane model on the route from Idaho Falls to Oregon is Airbus A320-100/200, representing 97.50% of all bookings. The subsequent popular model is Embraer 175 at 2.50%.
Best airlines flying from Idaho Falls to Oregon
Compare and see reviews for airlines that fly from Idaho Falls to Oregon with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $74 | Free Cancellation | Rating 7.3 734 reviews | |||
| PriceFrom $274 | Free Cancellation | Rating 8.0 9,994 reviews | |||
| PriceFrom $290 | Free Cancellation | Rating 8.0 7,944 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Idaho Falls to Oregon?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Idaho Falls to Oregon for you.
Can I find flights from Idaho Falls to Oregon with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Idaho Falls to Oregon flights to just show those with flexible booking policies.
How can momondo help me find flights from Idaho Falls to Oregon?
Once all potential Idaho Falls to Oregon flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.
I’m not ready to book a flight from Idaho Falls to Oregon right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Oregon, momondo offers a useful price alert feature which will track prices for flights to Oregon from Idaho Falls and alert you when they change.