Cheap flights from Idaho to Portland from $169
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 to Portland departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Idaho to Portland, Maine
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 Portland, Maine?
The cheapest month to fly to Portland, Maine from Idaho is in January. Flight prices, which tend to average around $430, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland, Maine during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $494.
What is the cheapest day to depart on your flight to Portland, Maine?
On average, the least expensive day to fly to Portland, Maine from Idaho is on a Saturday. momondo users have found tickets for Saturday departures for as low as $503. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Idaho because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,097.
What is the cheapest time of day to depart on your flight to Portland, Maine?
In the evening is the cheapest time of day to fly from Idaho to Portland, Maine when you can find flight prices for as low as $501. Flying to Portland, Maine in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $830. Of course, these prices can vary depending on the time of year and what airport you fly to.
Can stopping save me money on Idaho to Portland, Maine flights?
You could potentially save up to 21% on your flight if you consider stops on a Idaho to Portland, Maine flight.
What is the cheapest airline that flies from Idaho to Portland?
American Airlines, Delta, and Sun Country Air are the most popular carriers operating from Idaho to Portland
What airlines fly to Portland, Maine?
Delta, United Airlines and American Airlines are the top three most popular airlines that fly to Portland, Maine from Idaho according to our data. Delta is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Portland, Maine. Keep in mind that there are 5 different airlines that fly to Portland, Maine on a routine basis, so you have a few additional options to choose from.
Cheap Idaho to Portland, Maine flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Idaho to Portland, Maine
When did momondo last update prices for flights from Idaho to Portland Airport?
Prices for flights from Idaho to Portland Airport refresh daily.
How many operators does momondo search for flights from Idaho to Portland Airport?
As of June 2025, there are 4 operators available to choose from for flights from Idaho to Portland Airport.
How old do you have to be to fly from Idaho to Portland Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Idaho to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The necessary travel and health documents for your Portland Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from Idaho to Portland, Maine
Compare and see reviews for airlines that fly from Idaho to Portland, Maine with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $156 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $350 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $410 | Free Cancellation | Rating 8.0 4,280 reviews | |||
| PriceFrom $435 | Free Cancellation | Rating 7.4 8,810 reviews |
Traveling to a place near Portland?
Book flights to Portland if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Idaho to Portland?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Idaho to Portland. momondo saves you time and could save you money on your trip.
Can I find flights from Idaho to Portland with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Portland from Idaho with this policy.
How can momondo help me find flights from Idaho to Portland?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Portland from Idaho.
I’m not ready to book a flight from Idaho to Portland right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Portland from Idaho. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.