Cheap flights from Newark Airport to Idaho Falls from $207

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Newark Airport to Idaho Falls departing on 1/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Newark Airport to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:08 pm - 10:59 pm
EWR
-
IDA
30h 51m1 stop
Alaska Airlines Logo
6:58 pm - 6:24 pm
IDA
-
EWR
21h 26m1 stop
$412Alaska Airlines
Sat, Jan 24 - Wed, Jan 28
Alaska Airlines Logo
7:29 pm - 4:43 pm
EWR
-
IDA
23h 14m1 stop
Alaska Airlines Logo
8:00 am - 6:28 pm
IDA
-
EWR
8h 28m1 stop
$420Alaska Airlines
Mon, Feb 23 - Thu, Feb 26
Alaska Airlines Logo
4:36 pm - 6:18 pm
EWR
-
IDA
27h 42m1 stop
Alaska Airlines Logo
6:58 pm - 6:24 pm
IDA
-
EWR
21h 26m1 stop
$423Alaska Airlines
Fri, Jan 23 - Sun, Jan 25
Alaska Airlines Logo
5:30 pm - 6:18 pm
EWR
-
IDA
26h 48m2 stops
Alaska Airlines Logo
9:00 am - 6:24 pm
IDA
-
EWR
31h 24m1 stop
$430Alaska Airlines
Fri, Jan 30 - Sun, Feb 1
Alaska Airlines Logo
5:30 pm - 6:18 pm
EWR
-
IDA
26h 48m2 stops
Alaska Airlines Logo
6:58 pm - 6:24 pm
IDA
-
EWR
21h 26m1 stop
$441Alaska Airlines
Fri, Jan 23 - Sun, Jan 25
United Airlines Logo
6:05 am - 1:30 pm
EWR
-
IDA
9h 25m1 stop
United Airlines Logo
2:35 pm - 11:26 pm
IDA
-
EWR
6h 51m1 stop
$453United Airlines
Thu, Mar 5 - Mon, Mar 9
Alaska Airlines Logo
7:29 pm - 4:43 pm
EWR
-
IDA
23h 14m1 stop
Alaska Airlines Logo
8:00 am - 4:30 pm
IDA
-
EWR
30h 30m2 stops
$457Alaska Airlines
Mon, Feb 23 - Thu, Feb 26
Alaska Airlines Logo
5:30 pm - 6:18 pm
EWR
-
IDA
26h 48m2 stops
Alaska Airlines Logo
6:58 pm - 3:29 pm
IDA
-
EWR
18h 31m2 stops
$482Alaska Airlines
Fri, Jan 23 - Sun, Jan 25
Alaska Airlines Logo
7:29 pm - 6:18 pm
EWR
-
IDA
24h 49m2 stops
Alaska Airlines Logo
6:58 pm - 6:24 pm
IDA
-
EWR
21h 26m1 stop
$500Alaska Airlines
Sat, Jan 24 - Wed, Jan 28
Alaska Airlines Logo
5:30 pm - 4:43 pm
EWR
-
IDA
25h 13m1 stop
Alaska Airlines Logo
8:00 am - 6:28 pm
IDA
-
EWR
8h 28m1 stop
$512Alaska Airlines
Thu, Mar 5 - Sun, Mar 8

United Airlines flights from Newark Airport to Idaho Falls

Our best United Airlines deals on Newark Airport to Idaho Falls flight tickets
United Airlines
Mar 5
EWR6:05 amNewark
9h 25m
1 stop
IDA1:30 pmIdaho Falls Fanning Field
Mar 9
IDA2:35 pmIdaho Falls Fanning Field
6h 51m
1 stop
EWR11:26 pmNewark
United Airlines
Apr 25
EWR9:30 amNewark
8h 07m
1 stop
IDA3:37 pmIdaho Falls Fanning Field
Apr 29
IDA2:35 pmIdaho Falls Fanning Field
7h 11m
1 stop
EWR11:46 pmNewark
United Airlines
Jan 23
EWR3:41 pmNewark
23h 49m
2 stops
IDA1:30 pmIdaho Falls Fanning Field
Jan 25
IDA2:40 pmIdaho Falls Fanning Field
20h 46m
2 stops
EWR1:26 pmNewark

Delta flights from Newark Airport to Idaho Falls

Our best Delta deals on Newark Airport to Idaho Falls flight tickets
Delta
May 21
EWR7:00 amNewark
7h 27m
1 stop
IDA12:27 pmIdaho Falls Fanning Field
May 24
IDA6:10 amIdaho Falls Fanning Field
9h 31m
2 stops
EWR5:41 pmNewark
Delta
May 21
EWR9:45 amNewark
10h 29m
2 stops
IDA6:14 pmIdaho Falls Fanning Field
May 24
IDA6:10 amIdaho Falls Fanning Field
9h 31m
2 stops
EWR5:41 pmNewark
Delta
Apr 10
EWR12:59 pmNewark
11h 21m
2 stops
IDA10:20 pmIdaho Falls Fanning Field
Apr 13
IDA6:50 pmIdaho Falls Fanning Field
9h 18m
1 stop
EWR6:08 amNewark

momondo Fare Finder

 
Customize your flight search to find flights from Newark Airport 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 December 9, 2025.
Use the filters below to find and compare flights from Newark Airport to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Sat 1/24

6:08 pm-10:59 pm

1 stop30h 51m

Idaho Falls Fanning Field

Wed 1/28

6:58 pm-6:24 pm

1 stop21h 26m

$412

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Mon 2/23

7:29 pm-4:43 pm

1 stop23h 14m

Idaho Falls Fanning Field

Thu 2/26

8:00 am-6:28 pm

1 stop8h 28m

$420

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Fri 1/23

4:36 pm-6:18 pm

1 stop27h 42m

Idaho Falls Fanning Field

Sun 1/25

6:58 pm-6:24 pm

1 stop21h 26m

$423

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Fri 1/30

5:30 pm-6:18 pm

2 stops26h 48m

Idaho Falls Fanning Field

Sun 2/1

9:00 am-6:24 pm

1 stop31h 24m

$430

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Fri 1/23

5:30 pm-6:18 pm

2 stops26h 48m

Idaho Falls Fanning Field

Sun 1/25

6:58 pm-6:24 pm

1 stop21h 26m

$441

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Thu 3/5

6:05 am-1:30 pm

1 stop9h 25m

Idaho Falls Fanning Field

Mon 3/9

2:35 pm-11:26 pm

1 stop6h 51m

$453

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Mon 2/23

7:29 pm-4:43 pm

1 stop23h 14m

Idaho Falls Fanning Field

Thu 2/26

8:00 am-4:30 pm

2 stops30h 30m

$457

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Fri 1/23

5:30 pm-6:18 pm

2 stops26h 48m

Idaho Falls Fanning Field

Sun 1/25

6:58 pm-3:29 pm

2 stops18h 31m

$482

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Sat 1/24

7:29 pm-6:18 pm

2 stops24h 49m

Idaho Falls Fanning Field

Wed 1/28

6:58 pm-6:24 pm

1 stop21h 26m

$500

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Thu 3/5

5:30 pm-4:43 pm

1 stop25h 13m

Idaho Falls Fanning Field

Sun 3/8

8:00 am-6:28 pm

1 stop8h 28m

$512

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Newark Airport 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 Tuesday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $567. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Sunday is $877.

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 afternoon. Flights from Newark Airport to Idaho Falls during this time can be as low as $655. Try not to purchase tickets in the morning because they tend to be around $783. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Newark Airport to Idaho Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Newark Airport to Idaho Falls according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Newark Airport to Idaho Falls (EWR to IDA) flight deals and tips

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

Fastest flight time

7h 50m

Direct flights

None
The fastest flight from Newark Airport to Idaho Falls takes 7h 50m
There are no direct flights from Newark Airport to Idaho Falls. There are no popular flight routes from Newark Airport to Idaho Falls.
  • How far is Newark to Idaho Falls Fanning Field by plane?

    The straight-line distance from Newark to Idaho Falls Fanning Field is 1932.7 mi. Typically, this will take 7h 00m by plane in normal conditions.

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

    Prices for flights from Newark Airport to Idaho Falls Fanning Field Airport refresh daily.

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

  • How old do you have to be to fly from Newark Airport to Idaho Falls Fanning Field Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Newark Airport to Idaho Falls Fanning Field Airport.

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

    The required travel and health documents for your Idaho Falls Fanning Field Airport 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 Falls Fanning Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Newark Airport to Idaho Falls?

Best airlines flying from Newark Airport to Idaho Falls

Compare and see reviews for airlines that fly from Newark Airport to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $424Free CancellationRating
7.4
9,089 reviews
Search United Airlines flights

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 New York to Idaho Falls?

Finding the right flight to Idaho Falls from New York 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 New York to Idaho Falls with flexible booking policies on momondo?

Flights from New York to Idaho Falls 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 New York to Idaho Falls?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho Falls from New York.

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

If you are not ready to book a flight from New York to Idaho Falls 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 Falls and let you know when they change.

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1 adult
Thu 1/8
Thu 1/15

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