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Idaho Falls

$225+ Cheap flights from Newark (EWR) 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — IDA
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
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Cheap flight deals from Newark to Idaho Falls

Cheapest flights from Newark to Idaho Falls
Explore the most affordable flight options available from Newark to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 15, 2026.

This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Thu 10/156:30 am
EWR
-
IDA
1 stop8h 36m
Alaska Airlines
Sat 10/241:46 pm
IDA
-
EWR
1 stop15h 13m
Alaska Airlines
Deal found 6/10$349
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/213:00 pm
EWR
-
IDA
2 stops9h 19m
Delta
Wed 10/286:45 pm
IDA
-
EWR
1 stop9h 19m
Delta
Deal found 6/11$354
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:00 pm
EWR
-
IDA
2 stops11h 31m
Delta
Sat 10/176:45 pm
IDA
-
EWR
1 stop9h 19m
Delta
Deal found 6/10$379
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/291:00 pm
EWR
-
IDA
2 stops11h 31m
Delta
Tue 10/136:00 am
IDA
-
EWR
2 stops11h 29m
Delta
Deal found 6/10$384
This Trip.com deal was found by Cheapflights users on 6/10. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:55 am
EWR
-
IDA
1 stop8h 29m
Alaska Airlines
Wed 10/146:09 am
IDA
-
EWR
1 stop10h 20m
Alaska Airlines
Deal found 6/10$389
This United Airlines deal was found by Cheapflights users on 6/12. 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 7/46:00 am
EWR
-
IDA
1 stop7h 45m
United Airlines
Sat 7/254:14 pm
IDA
-
EWR
1 stop6h 50m
United Airlines
Deal found 6/12$392
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 10/126:30 am
EWR
-
IDA
1 stop8h 36m
Alaska Airlines
Fri 10/236:09 am
IDA
-
EWR
1 stop10h 20m
Alaska Airlines
Deal found 6/10$399
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/162:30 pm
EWR
-
IDA
2 stops9h 49m
Delta
Sun 10/256:45 pm
IDA
-
EWR
2 stops14h 18m
Delta
Deal found 6/10$409
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 10/126:30 am
EWR
-
IDA
1 stop8h 36m
Alaska Airlines
Wed 10/214:12 pm
IDA
-
EWR
2 stops12h 47m
Alaska Airlines
Deal found 6/10$411
This United Airlines deal was found by Cheapflights users on 6/14. 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 7/46:00 am
EWR
-
IDA
1 stop7h 45m
United Airlines
Wed 7/84:14 pm
IDA
-
EWR
1 stop6h 50m
United Airlines
Deal found 6/14$417

Find flight deals from Newark to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Alaska Airlines)

One-way from

$225
(Alaska Airlines)

Popular in

December

Cheapest in

November

Average price

$638
Provider with most accurate pricing for Newark-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Newark-Idaho Falls Fanning Field flights.
Search Deals
From Newark to Idaho Falls Fanning Field
Search Deals
One-way flight from Newark to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($179 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($69 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark 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 June 15, 2026.
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

Cheapest round-trip

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Sat 11/14

7:00 am-11:42 pm

2 stops18h 42m

Idaho Falls Fanning Field

Wed 11/18

6:04 am-5:01 pm

1 stop8h 57m

$446

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Fri 9/25

6:55 am-1:24 pm

1 stop8h 29m

Idaho Falls Fanning Field

Tue 10/13

6:09 am-6:29 pm

1 stop10h 20m

$449

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Fri 9/25

6:55 am-1:24 pm

1 stop8h 29m

Idaho Falls Fanning Field

Sat 10/17

6:09 am-6:29 pm

1 stop10h 20m

$449

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Tue 8/25

7:15 am-2:35 pm

1 stop9h 20m

Idaho Falls Fanning Field

Tue 9/1

7:00 pm-6:00 am

1 stop9h 00m

$524

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Wed 8/19

6:55 am-1:24 pm

1 stop8h 29m

Idaho Falls Fanning Field

Fri 8/28

2:01 pm-6:30 am

1 stop14h 29m

$586

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Tue 8/18

7:15 am-2:35 pm

1 stop9h 20m

Idaho Falls Fanning Field

Fri 8/28

7:00 pm-6:00 am

1 stop9h 00m

$625

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Sat 11/14

7:00 am-5:22 pm

2 stops12h 22m

Idaho Falls Fanning Field

Wed 11/18

5:57 pm-8:13 am

2 stops12h 16m

$638

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Fri 7/24

5:05 pm-1:06 pm

1 stop22h 01m

Idaho Falls Fanning Field

Wed 7/29

1:43 pm-11:59 pm

1 stop8h 16m

$641
Quickest round-trip

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Sat 6/27

3:41 pm-9:07 pm

1 stop7h 26m

Idaho Falls Fanning Field

Sun 6/28

2:30 pm-1:04 am

1 stop8h 34m

$657

NewarkIdaho Falls

EWR - IDA

EWRIDA

Newark

Wed 7/15

5:51 am-12:23 pm

1 stop8h 32m

Idaho Falls Fanning Field

Wed 7/22

7:00 am-7:04 pm

1 stop10h 04m

$685

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 23 resultsSorted by cheapest first
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2
3

Compare providers for flights from Newark to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Newark to Idaho Falls in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Newark Airport-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Newark Airport-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Newark Airport-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Newark Airport-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Newark Airport-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Newark to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Newark 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 Newark Airport to Idaho Falls

How much does it cost to fly round-trip from Newark Airport to Idaho Falls?

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho Falls. Reviews last updated June 15, 2026.
Get a feel of what it's like to fly with United Airlines from Newark Airport to Idaho Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,831 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
9,831 reviews
United Airlines
7.4
Good
9,831 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Related info for your journey

Find useful and relevant information for your journey from Newark 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 Newark?

    Most people fly into Idaho Falls Fanning Field (IDA) if they book a flight to Idaho Falls from Newark. On average, Fanning Field has 0 inbound flights from Newark per day from 1 airline. Idaho Falls Fanning Field is conveniently located just 3.8 mi from Idaho Falls’s city center.

  • How long is the flight from Newark Airport to Idaho Falls?

    A quick flight from Newark Airport to Idaho Falls can take about 9h 20m. Alaska Airlines provides one of the quickest options available for as low as $524. Newark Airport and Idaho Falls are separated by a distance of 1934 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Newark Airport to Idaho Falls round-trip?

    United Airlines, at $398, was found to be the cheapest airline from Newark Airport to Idaho Falls.. This flight start at 41% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Newark 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.

See more FAQs

Traveling to a place near Idaho Falls?

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Top airline flying from Newark to Idaho Falls

Discover the top airline that operate flights from Newark to Idaho Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$398Average$638FlexibilityNo cancel feeOn-time69%

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