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Cheap flights from Maine to Idaho Falls from $168

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maine to Idaho Falls departing on 10/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Delta Logo
6:10 am - 12:26 pmBOS-IDA
8h 16m1 stop
Delta Logo
6:51 pm - 6:25 amIDA-BOS
9h 34m1 stop
$401Delta
Find Deal
Tue, Sep 23 - Tue, Sep 30
Delta Logo
6:10 am - 12:26 pmBOS-IDA
8h 16m1 stop
Delta Logo
6:51 pm - 9:35 amIDA-BOS
12h 44m2 stops
$406Delta
Find Deal
Tue, Sep 23 - Tue, Sep 30
Delta Logo
1:05 pm - 10:25 pmBOS-IDA
11h 20m2 stops
Delta Logo
6:51 pm - 9:35 amIDA-BOS
12h 44m2 stops
$411Delta
Find Deal
Tue, Sep 23 - Tue, Sep 30
American Airlines Logo
10:20 am - 9:48 pmBOS-IDA
13h 28m2 stops
American Airlines Logo
7:15 am - 5:31 amIDA-BOS
20h 16m1 stop
$458American Airlines
Find Deal
Tue, Oct 28 - Tue, Dec 2
United Airlines Logo
7:30 am - 3:29 pmBOS-IDA
9h 59m1 stop
United Airlines Logo
2:35 pm - 11:46 pmIDA-BOS
7h 11m1 stop
$501United Airlines
Find Deal
Wed, Sep 10 - Tue, Sep 16
United Airlines Logo
7:30 am - 3:29 pmBOS-IDA
9h 59m1 stop
United Airlines Logo
5:00 am - 8:38 pmIDA-BOS
13h 38m2 stops
$506United Airlines
Find Deal
Wed, Sep 10 - Tue, Sep 16
United Airlines Logo
6:10 am - 3:29 pmBOS-IDA
11h 19m2 stops
United Airlines Logo
5:00 am - 6:55 pmIDA-BOS
11h 55m2 stops
$511United Airlines
Find Deal
Wed, Sep 10 - Tue, Sep 16
United Airlines Logo
6:00 am - 9:03 pmBOS-IDA
17h 03m2 stops
United Airlines Logo
4:19 pm - 9:14 amIDA-BOS
14h 55m2 stops
$520United Airlines
Find Deal
Tue, Oct 28 - Tue, Dec 2
Alaska Airlines Logo
5:55 pm - 3:23 pmBOS-IDA
23h 28m1 stop
Alaska Airlines Logo
8:00 am - 7:16 amIDA-BOS
21h 16m1 stop
$720Alaska Airlines
Find Deal
Sat, Feb 14 - Sun, Feb 22
American Airlines Logo
6:15 am - 12:24 pmPWM-IDA
8h 09m1 stop
American Airlines Logo
6:44 am - 8:11 pmIDA-PWM
11h 27m2 stops
$874American Airlines
Find Deal
Wed, Sep 10 - Wed, Sep 17

American Airlines flights from Maine to Idaho Falls

Our best American Airlines deals on Maine to Idaho Falls flight tickets
American Airlines
Oct 28
BOS10:20 amBoston Logan Intl
13h 28m
2 stops
IDA9:48 pmIdaho Falls Fanning Field
Dec 2
IDA7:15 amIdaho Falls Fanning Field
20h 16m
1 stop
BOS5:31 amBoston Logan Intl
$458
Find similar
American Airlines
Aug 19
BOS5:55 amBoston Logan Intl
8h 21m
1 stop
IDA12:16 pmIdaho Falls Fanning Field
Aug 25
IDA1:17 pmIdaho Falls Fanning Field
7h 59m
1 stop
BOS11:16 pmBoston Logan Intl
$636
Find similar
American Airlines
Aug 23
PWM12:14 pmPortland
11h 04m
2 stops
IDA9:18 pmIdaho Falls Fanning Field
Aug 26
IDA12:46 pmIdaho Falls Fanning Field
8h 00m
1 stop
PWM10:46 pmPortland
$648
Find similar

Delta flights from Maine to Idaho Falls

Our best Delta deals on Maine to Idaho Falls flight tickets
Delta
Sep 23
BOS6:10 amBoston Logan Intl
8h 16m
1 stop
IDA12:26 pmIdaho Falls Fanning Field
Sep 30
IDA6:51 pmIdaho Falls Fanning Field
9h 34m
1 stop
BOS6:25 amBoston Logan Intl
$401
Find similar
Delta
Sep 23
BOS6:10 amBoston Logan Intl
8h 16m
1 stop
IDA12:26 pmIdaho Falls Fanning Field
Sep 30
IDA6:51 pmIdaho Falls Fanning Field
12h 44m
2 stops
BOS9:35 amBoston Logan Intl
$406
Find similar
Delta
Sep 23
BOS1:05 pmBoston Logan Intl
11h 20m
2 stops
IDA10:25 pmIdaho Falls Fanning Field
Sep 30
IDA6:51 pmIdaho Falls Fanning Field
12h 44m
2 stops
BOS9:35 amBoston Logan Intl
$411
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 18, 2025.
Use the filters below to find and compare flights from Maine to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 9/23

6:10 am-12:26 pm

1 stop8h 16m

Idaho Falls Fanning Field

Tue 9/30

6:51 pm-6:25 am

1 stop9h 34m

$401

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 9/23

6:10 am-12:26 pm

1 stop8h 16m

Idaho Falls Fanning Field

Tue 9/30

6:51 pm-9:35 am

2 stops12h 44m

$406

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 9/23

1:05 pm-10:25 pm

2 stops11h 20m

Idaho Falls Fanning Field

Tue 9/30

6:51 pm-9:35 am

2 stops12h 44m

$411

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 10/28

10:20 am-9:48 pm

2 stops13h 28m

Idaho Falls Fanning Field

Tue 12/2

7:15 am-5:31 am

1 stop20h 16m

$458

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 9/10

7:30 am-3:29 pm

1 stop9h 59m

Idaho Falls Fanning Field

Tue 9/16

2:35 pm-11:46 pm

1 stop7h 11m

$501

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 9/10

7:30 am-3:29 pm

1 stop9h 59m

Idaho Falls Fanning Field

Tue 9/16

5:00 am-8:38 pm

2 stops13h 38m

$506

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 9/10

6:10 am-3:29 pm

2 stops11h 19m

Idaho Falls Fanning Field

Tue 9/16

5:00 am-6:55 pm

2 stops11h 55m

$511

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Tue 10/28

6:00 am-9:03 pm

2 stops17h 03m

Idaho Falls Fanning Field

Tue 12/2

4:19 pm-9:14 am

2 stops14h 55m

$520

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sat 2/14

5:55 pm-3:23 pm

1 stop23h 28m

Idaho Falls Fanning Field

Sun 2/22

8:00 am-7:16 am

1 stop21h 16m

$720

PortlandIdaho Falls

PWM - IDA

PWMIDA

Portland

Wed 9/10

6:15 am-12:24 pm

1 stop8h 09m

Idaho Falls Fanning Field

Wed 9/17

6:44 am-8:11 pm

2 stops11h 27m

$874

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Maine to Idaho Falls

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 day to depart on your flight to Idaho Falls?

Our data shows that Saturday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $654. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Friday is $955.

What is the cheapest time of day to depart on your flight to Idaho Falls?

Our most recent data shows that the best time of day to fly to Idaho Falls is in the morning. Flights from Maine to Idaho Falls during this time can be as low as $654. Try not to purchase tickets in the afternoon because they tend to be around $948. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheap Maine to Idaho Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Idaho Falls

Best Price Found

$168

Fastest flight time

7h 41m

Direct flights

None

Airports in Idaho Falls

1 airport
The best one-way flight to Idaho Falls from Maine in the past 72 hours is $168. The best round-trip flight deal from Maine to Idaho Falls found on momondo in the last 72 hours is $401.
The fastest flight from Maine to Idaho Falls takes 7h 41m
There are no direct flights from Maine to Idaho Falls. Popular non-direct routes for this connection are Boston Logan Intl Airport - Idaho Falls Fanning Field Airport and Portland Airport - Idaho Falls Fanning Field Airport.
There is 1 airport near Idaho Falls: Idaho Falls Fanning Field (IDA)
Search flight deals

  • When did momondo last update prices for flights from Maine to Idaho Falls Fanning Field Airport?

    Prices for flights from Maine to Idaho Falls Fanning Field Airport are updated daily.

  • How many operators does momondo search for flights from Maine to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from Maine to Idaho Falls Fanning Field 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 Maine to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The travel and health documents you'll need for your trip to Idaho Falls Fanning Field Airport 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 Idaho Falls Fanning Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Idaho Falls?

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

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Idaho Falls?

Finding the right flight to Idaho Falls from Maine 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 Falls quick and easy, saving you time and money.

Can I find flights from Maine to Idaho Falls with flexible booking policies on momondo?

All flight searches from Maine to Idaho Falls on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Maine to Idaho Falls?

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 Maine to Idaho Falls.

I’m not ready to book a flight from Maine to Idaho Falls right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Maine to Idaho Falls flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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