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Cheap flights from Maine to Idaho Falls from $185

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 7/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Maine to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:00 am - 12:27 pm
BOS
-
IDA
8h 27m
1 stop
Delta Logo
6:45 pm - 6:11 am
IDA
-
BOS
9h 26m
1 stop
$369Delta
Fri, Oct 23 - Tue, Nov 3
Delta Logo
1:34 pm - 10:32 pm
BOS
-
IDA
10h 58m
2 stops
Delta Logo
6:50 pm - 6:09 am
IDA
-
BOS
9h 19m
1 stop
$374Delta
Sat, Aug 29 - Fri, Sep 11
Delta Logo
1:10 pm - 10:32 pm
BOS
-
IDA
11h 22m
2 stops
Delta Logo
6:00 am - 7:42 pm
IDA
-
BOS
11h 42m
2 stops
$380Delta
Wed, Aug 26 - Tue, Sep 1
Delta Logo
6:05 am - 12:14 pm
BOS
-
IDA
8h 09m
1 stop
Delta Logo
6:45 pm - 6:11 am
IDA
-
BOS
9h 26m
1 stop
$394Delta
Fri, Oct 2 - Sat, Oct 10
American Airlines Logo
5:51 am - 1:50 pm
BOS
-
IDA
9h 59m
1 stop
American Airlines Logo
12:06 pm - 10:06 pm
IDA
-
BOS
8h 00m
1 stop
$396American Airlines
Wed, Aug 26 - Tue, Sep 1
Delta Logo
1:34 pm - 10:32 pm
BOS
-
IDA
10h 58m
2 stops
Delta Logo
6:50 pm - 6:09 am
IDA
-
BOS
9h 19m
1 stop
$399Delta
Sat, Aug 29 - Thu, Sep 10
Alaska Airlines Logo
10:03 am - 10:56 pm
BOS
-
IDA
14h 53m
1 stop
Alaska Airlines Logo
3:57 pm - 6:09 am
IDA
-
BOS
12h 12m
1 stop
$424Alaska Airlines
Thu, Sep 10 - Tue, Sep 15
United Airlines Logo
3:35 pm - 10:53 pm
PWM
-
IDA
9h 18m
1 stop
United Airlines Logo
5:00 am - 3:49 pm
IDA
-
PWM
8h 49m
1 stop
$519United Airlines
Wed, Oct 28 - Sat, Oct 31
United Airlines Logo
3:35 pm - 10:53 pm
PWM
-
IDA
9h 18m
1 stop
United Airlines Logo
5:57 pm - 9:19 am
IDA
-
PWM
13h 22m
2 stops
$524United Airlines
Wed, Oct 28 - Sat, Oct 31
American Airlines Logo
1:53 pm - 1:28 pm
PWM
-
IDA
25h 35m
1 stop
American Airlines Logo
1:58 pm - 11:47 pm
IDA
-
PWM
7h 49m
1 stop
$634American Airlines
Thu, Sep 10 - Tue, Sep 22

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Alaska Airlines flights from Maine to Idaho Falls

Our best Alaska Airlines deals on Maine to Idaho Falls flight tickets
Alaska Airlines
Sep 10
BOS10:03 amBoston Logan Intl
14h 53m
1 stop
IDA10:56 pmIdaho Falls Fanning Field
Sep 15
IDA3:57 pmIdaho Falls Fanning Field
12h 12m
1 stop
BOS6:09 amBoston Logan Intl
$424
Alaska Airlines
Oct 21
BOS7:50 amBoston Logan Intl
17h 04m
2 stops
IDA10:54 pmIdaho Falls Fanning Field
Nov 7
IDA6:04 amIdaho Falls Fanning Field
9h 18m
1 stop
BOS5:22 pmBoston Logan Intl
$471
Alaska Airlines
Sep 2
BOS8:00 amBoston Logan Intl
16h 56m
2 stops
IDA10:56 pmIdaho Falls Fanning Field
Sep 15
IDA3:57 pmIdaho Falls Fanning Field
12h 12m
1 stop
BOS6:09 amBoston Logan Intl
$473

United Airlines flights from Maine to Idaho Falls

Our best United Airlines deals on Maine to Idaho Falls flight tickets
United Airlines
Jun 13
BOS9:40 amBoston Logan Intl
7h 54m
1 stop
IDA3:34 pmIdaho Falls Fanning Field
Jun 16
IDA2:30 pmIdaho Falls Fanning Field
7h 14m
1 stop
BOS11:44 pmBoston Logan Intl
$497
United Airlines
Sep 6
BOS7:30 amBoston Logan Intl
9h 53m
2 stops
IDA3:23 pmIdaho Falls Fanning Field
Sep 23
IDA2:25 pmIdaho Falls Fanning Field
13h 34m
1 stop
BOS5:59 amBoston Logan Intl
$515
United Airlines
Oct 28
PWM3:35 pmPortland
9h 18m
1 stop
IDA10:53 pmIdaho Falls Fanning Field
Oct 31
IDA5:00 amIdaho Falls Fanning Field
8h 49m
1 stop
PWM3:49 pmPortland
$519

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 June 12, 2026.
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

Cheapest round-trip

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Fri 10/23

6:00 am-12:27 pm

1 stop8h 27m

Idaho Falls Fanning Field

Tue 11/3

6:45 pm-6:11 am

1 stop9h 26m

$369

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sat 8/29

1:34 pm-10:32 pm

2 stops10h 58m

Idaho Falls Fanning Field

Fri 9/11

6:50 pm-6:09 am

1 stop9h 19m

$374

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 8/26

1:10 pm-10:32 pm

2 stops11h 22m

Idaho Falls Fanning Field

Tue 9/1

6:00 am-7:42 pm

2 stops11h 42m

$380
Quickest round-trip

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Fri 10/2

6:05 am-12:14 pm

1 stop8h 09m

Idaho Falls Fanning Field

Sat 10/10

6:45 pm-6:11 am

1 stop9h 26m

$394

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Wed 8/26

5:51 am-1:50 pm

1 stop9h 59m

Idaho Falls Fanning Field

Tue 9/1

12:06 pm-10:06 pm

1 stop8h 00m

$396

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Sat 8/29

1:34 pm-10:32 pm

2 stops10h 58m

Idaho Falls Fanning Field

Thu 9/10

6:50 pm-6:09 am

1 stop9h 19m

$399

BostonIdaho Falls

BOS - IDA

BOSIDA

Boston Logan Intl

Thu 9/10

10:03 am-10:56 pm

1 stop14h 53m

Idaho Falls Fanning Field

Tue 9/15

3:57 pm-6:09 am

1 stop12h 12m

$424

PortlandIdaho Falls

PWM - IDA

PWMIDA

Portland

Wed 10/28

3:35 pm-10:53 pm

1 stop9h 18m

Idaho Falls Fanning Field

Sat 10/31

5:00 am-3:49 pm

1 stop8h 49m

$519

PortlandIdaho Falls

PWM - IDA

PWMIDA

Portland

Wed 10/28

3:35 pm-10:53 pm

1 stop9h 18m

Idaho Falls Fanning Field

Sat 10/31

5:57 pm-9:19 am

2 stops13h 22m

$524

PortlandIdaho Falls

PWM - IDA

PWMIDA

Portland

Thu 9/10

1:53 pm-1:28 pm

1 stop25h 35m

Idaho Falls Fanning Field

Tue 9/22

1:58 pm-11:47 pm

1 stop7h 49m

$634

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

Can stopping save me money on Maine to Idaho Falls flights?

You could potentially save up to 34% on your flight if you consider stops on a Maine to Idaho Falls flight.

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

Fastest flight time

7h 30m

Direct flights

None
The fastest flight from Maine to Idaho Falls takes 7h 30m
There are no direct flights from Maine to Idaho Falls. There are no popular flight routes from Maine to Idaho Falls.
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Frequently asked questions about flying from Maine to Idaho Falls

  • 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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