Cheap flights from Boston to Idaho from $140
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Idaho 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 Boston 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, January is the cheapest month to fly from Boston to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $374. If you don’t want to visit Idaho in January, then you should wait until March to fly from Boston, when ticket prices are also cheap, with an average price of $428.
What is the cheapest day to depart on your flight to Idaho?
Our data shows that Saturday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $487. On the other hand, Sunday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $657.
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 Boston to Idaho at noon for as low as $497. 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 evening is when there is more demand to fly to Idaho, so prices are often more expensive at around $667 per ticket.
How far in advance should I book a flight to Idaho?
You are more likely to see cheaper flights to Idaho from Boston when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Idaho for around $468 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Idaho from Boston for as low as $411 on momondo.
What is the cheapest airline that flies from Boston Logan Intl to Idaho?
Delta, American Airlines, and Southwest are the most popular carriers operating from Boston Logan Intl to Idaho
What airlines fly to Idaho?
Delta, United Airlines and Southwest are the top three most popular airlines that fly to Idaho from Boston 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 Boston to Idaho flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boston to Idaho
When did momondo last update prices for flights from Boston Logan Intl Airport to Idaho?
Prices for flights from Boston Logan Intl Airport to Idaho are refreshed on a daily basis.
How many operators does momondo search for flights from Boston Logan Intl Airport to Idaho?
The number of operators available for flights from Boston Logan Intl Airport to Idaho is 6 as of June 2025.
How old do you have to be to fly from Boston Logan Intl 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 Boston Logan Intl Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The necessary travel and health documents for your Idaho 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 Boston to Idaho
Compare and see reviews for airlines that fly from Boston to Idaho with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $239 | Free Cancellation | Rating 6.3 8,062 reviews | |||
| PriceFrom $264 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $288 | Free Cancellation | Rating 8.0 7,963 reviews | |||
| PriceFrom $299 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $325 | Free Cancellation | Rating 7.4 8,798 reviews | |||
| PriceFrom $385 | Free Cancellation | Rating 8.0 4,285 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Boston to Idaho?
Finding the right flight to Idaho from Boston is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Idaho quick and easy, saving you time and money.
Can I find flights from Boston to Idaho with flexible booking policies on momondo?
Flights from Boston to Idaho with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Boston to Idaho?
Once all potential Boston to Idaho 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 Boston to Idaho right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Boston 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.