Cheap flights from Portland, Maine to Idaho from $239
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Idaho departing on 10/11. 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 Portland, Maine to Idaho
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 Idaho?
In general, September is the cheapest month to fly from Portland, Maine to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $445. If you don’t want to visit Idaho in September, then you should wait until February to fly from Portland, Maine, when ticket prices are also cheap, with an average price of $470.
What is the cheapest day to depart on your flight to Idaho?
Our data shows that Friday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $492. On the other hand, Sunday is the most expensive day to depart from Portland, Maine because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $944.
What is the cheapest time of day to depart on your flight to Idaho?
According to our data, the cheapest time of day to fly to Idaho is at noon. momondo users have found flights departing from Portland, Maine to Idaho at noon for as low as $551. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Idaho, so prices are often more expensive at around $756 per ticket.
Can stopping save me money on Portland, Maine to Idaho flights?
You could potentially save up to 29% on your flight if you consider stops on a Portland, Maine to Idaho flight.
What is the cheapest airline that flies from Portland to Idaho?
United Airlines and American Airlines are the most popular carriers operating from Portland to Idaho
What airlines fly to Idaho?
Delta, United Airlines and Southwest are the top three most popular airlines that fly to Idaho from Portland, Maine according to our data. Delta is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Idaho. Keep in mind that there are 6 different airlines that fly to Idaho on a routine basis, so you have a few additional options to choose from.
Cheap Portland, Maine to Idaho flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Idaho
When did momondo last update prices for flights from Portland Airport to Idaho?
Prices for flights from Portland Airport to Idaho are updated daily.
How many operators does momondo search for flights from Portland Airport to Idaho?
There are 4 operators available for flights from Portland Airport to Idaho as of June 2025.
How old do you have to be to fly from Portland Airport to Idaho?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The required travel and health documents for your Idaho trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Portland, Maine to Idaho
Compare and see reviews for airlines that fly from Portland, Maine to Idaho with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $312 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $356 | Free Cancellation | Rating 7.4 8,801 reviews | |||
| PriceFrom $387 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $409 | Free Cancellation | Rating 8.0 4,278 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Portland to Idaho?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Idaho from Portland.
Can I find flights from Portland to Idaho with flexible booking policies on momondo?
momondo does allow users to show only those flights to Idaho from Portland which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Portland to Idaho?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Idaho.
I’m not ready to book a flight from Portland to Idaho right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Portland to Idaho now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Idaho and let you know when they change.