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Idaho Falls

$205+ Cheap flights from Maine to Idaho Falls (IDA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — IDA
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Maine to Idaho Falls

Cheapest flights from Maine to Idaho Falls
Explore the most affordable flight options available from Maine to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/266:22 am
BOS
-
IDA
1 stop8h 51m
American Airlines
Thu 6/412:41 pm
IDA
-
BOS
1 stop9h 18m
American Airlines
Deal found 1/27$329
This Alaska Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/119:02 am
BOS
-
IDA
1 stop16h 34m
Alaska Airlines
Tue 3/175:20 pm
IDA
-
BOS
1 stop11h 34m
Alaska Airlines
Deal found 1/27$350
This Alaska Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/129:20 am
BOS
-
IDA
1 stop15h 19m
Alaska Airlines
Sat 9/194:00 pm
IDA
-
BOS
1 stop12h 02m
Alaska Airlines
Deal found 1/27$369
This American Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:02 am
BOS
-
IDA
2 stops13h 02m
American Airlines
Sat 9/191:44 pm
IDA
-
BOS
1 stop6h 21m
American Airlines
Deal found 1/28$410
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/116:00 am
BOS
-
IDA
2 stops9h 30m
United Airlines
Tue 3/172:35 pm
IDA
-
BOS
2 stops21h 56m
United Airlines
Deal found 1/27$453
This Alaska Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/227:15 am
BOS
-
IDA
1 stop17h 37m
Alaska Airlines
Fri 3/275:59 pm
IDA
-
BOS
1 stop10h 40m
Alaska Airlines
Deal found 1/27$506
This Alaska Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/268:05 am
BOS
-
IDA
2 stops31h 01m
Alaska Airlines
Thu 6/44:08 pm
IDA
-
BOS
1 stop12h 12m
Alaska Airlines
Deal found 1/27$508
This Alaska Airlines deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/276:24 pm
BOS
-
IDA
1 stop24h 19m
Alaska Airlines
Sun 3/15:20 pm
IDA
-
BOS
1 stop28h 39m
Alaska Airlines
Deal found 1/26$521
This United Airlines deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/316:00 am
PWM
-
IDA
2 stops11h 31m
United Airlines
Wed 2/44:19 pm
IDA
-
PWM
2 stops14h 42m
United Airlines
Deal found 1/28$720

Find flight deals from Maine to Idaho Falls

Keep the following information in mind while searching for Maine to Idaho Falls flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(American Airlines)

One-way from

$205
(Alaska Airlines)
Provider with most accurate pricing for Portland-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Idaho Falls Fanning Field flights.
Search Deals
From Maine to Idaho Falls Fanning Field
Search Deals
One-way flight from Maine to Idaho Falls Fanning Field
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maine to Idaho Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from Maine to Idaho Falls that are best for you.

Fly from

Maine

Fly to

Idaho Falls

Route

Depart

Return

Price

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 5/26

6:22 am-1:13 pm

1 stop8h 51m

Idaho Falls Fanning Field

Thu 6/4

12:41 pm-11:59 pm

1 stop9h 18m

$329

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 3/11

6:00 am-1:30 pm

2 stops9h 30m

Idaho Falls Fanning Field

Tue 3/17

2:35 pm-2:31 pm

2 stops21h 56m

$453

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sun 3/22

7:15 am-10:52 pm

1 stop17h 37m

Idaho Falls Fanning Field

Fri 3/27

5:59 pm-6:39 am

1 stop10h 40m

$506

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 5/26

8:05 am-1:06 pm

2 stops31h 01m

Idaho Falls Fanning Field

Thu 6/4

4:08 pm-6:20 am

1 stop12h 12m

$508

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Fri 2/27

6:24 pm-4:43 pm

1 stop24h 19m

Idaho Falls Fanning Field

Sun 3/1

5:20 pm-11:59 pm

1 stop28h 39m

$521

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Thu 4/23

7:00 am-3:29 pm

1 stop10h 29m

Idaho Falls Fanning Field

Sun 5/3

4:06 pm-11:59 pm

1 stop29h 53m

$556

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sun 2/22

9:02 am-4:43 pm

1 stop9h 41m

Idaho Falls Fanning Field

Fri 2/27

8:00 am-11:59 pm

1 stop13h 59m

$574

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sat 2/28

7:00 am-4:43 pm

1 stop11h 43m

$205

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sun 3/22

7:00 am-1:30 pm

1 stop8h 30m

$244

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sun 2/22

6:00 am-3:31 pm

2 stops35h 31m

$245

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 17 results
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Best time to book a flight from Maine to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Maine with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Maine to Idaho Falls

What is the cheapest month to book a flight from Maine to Idaho Falls?

Currently, October is the cheapest month in which you can book a flight from Maine to Idaho Falls (average of $308). Flying from Maine to Idaho Falls in December is currently the most expensive (average of $736). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Maine to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Idaho Falls from Maine?

    For a flight from Maine to Idaho Falls, you will be flying into Fanning Field. Idaho Falls Fanning Field (IDA) is just 3.8 mi from the center of the city.

  • How long is the flight from Maine to Idaho Falls?

    For as low as $329, American Airlines can have you in Idaho Falls from Maine in 8h 51m. The distance from Maine to Idaho Falls is about 2056 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Maine to Idaho Falls that include hotel bookings?

    Yes. In addition to deals on Maine to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Maine to Idaho Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maine to Idaho Falls.

  • Can I find deals for business class flights from Maine to Idaho Falls?

    Yes. Cheapflights offers flight deals from Maine to Idaho Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Maine to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Maine to Idaho Falls (average of $308). Flying from Maine to Idaho Falls in December is currently the most expensive (average of $736). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

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