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$190+ Cheap flights from Idaho Falls (IDA) to Newark (EWR)

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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — EWR
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from Idaho Falls to Newark

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Newark (EWR). 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 July 29, 2025.

Round-trip from

$371
(United Airlines)

One-way from

$190
(Mytrip)

Popular in

May

Cheapest in

January

Average price

$646
From Idaho Falls Fanning Field to Newark
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One-way flight from Idaho Falls Fanning Field to Newark
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Highest demand for flights based on searches. 20% potential increase in price ($130 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Idaho Falls to Newark

Cheapest flights from Idaho Falls to Newark
Explore the most affordable flight options available from Idaho Falls to Newark. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This United Airlines deal was found by Cheapflights users on 7/28. 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.
Tue 8/264:00 pmIDA - EWR
1 stop6h 59mUnited Airlines
Tue 9/27:00 amEWR - IDA
1 stop8h 30mUnited Airlines
Deal found 7/28$371
This Delta deal was found by Cheapflights users on 7/29. 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 9/306:51 pmIDA - EWR
1 stop9h 14mDelta
Sat 10/43:30 pmEWR - IDA
2 stops8h 55mDelta
Deal found 7/29$376
This American Airlines deal was found by Cheapflights users on 7/28. 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.
Thu 9/1112:41 pmIDA - EWR
1 stop8h 18mAmerican Airlines
Thu 9/186:00 amEWR - IDA
1 stop9h 03mAmerican Airlines
Deal found 7/28$397
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2511:41 amIDA - EWR
2 stops27h 13mMultiple Airlines
Thu 8/2810:31 amEWR - IDA
3 stops31h 28mMultiple Airlines
Deal found 7/29$416
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 11/133:50 pmIDA - EWR
1 stop12h 09mAlaska Airlines
Tue 11/184:25 pmEWR - IDA
1 stop9h 34mAlaska Airlines
Deal found 7/29$437

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Newark 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 July 29, 2025.
Use the filters below to find and compare flights from Idaho Falls to Newark Airport that are best for you.

Fly from

Idaho Falls

Fly to

Newark

Route

Depart

Return

Price

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Tue 8/26

4:00 pm-12:59 am

1 stop6h 59m

Newark

Tue 9/2

7:00 am-1:30 pm

1 stop8h 30m

$371

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Tue 9/30

6:51 pm-6:05 am

1 stop9h 14m

Newark

Sat 10/4

3:30 pm-10:25 pm

2 stops8h 55m

$376

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Thu 9/11

12:41 pm-10:59 pm

1 stop8h 18m

Newark

Thu 9/18

6:00 am-1:03 pm

1 stop9h 03m

$397

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Mon 8/25

11:41 am-4:54 pm

2 stops27h 13m

Newark

Thu 8/28

10:31 am-3:59 pm

3 stops31h 28m

$416

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Thu 11/13

3:50 pm-5:59 am

1 stop12h 09m

Newark

Tue 11/18

4:25 pm-11:59 pm

1 stop9h 34m

$437

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Mon 8/18

6:20 pm-9:43 am

2 stops13h 23m

$190

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Wed 10/1

6:13 am-4:48 pm

1 stop8h 35m

$200

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Mon 9/29

6:51 pm-6:05 am

1 stop9h 14m

$201

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Tue 8/19

4:00 pm-12:59 am

1 stop6h 59m

$246

Idaho FallsNewark

IDA - EWR

IDAEWR

Idaho Falls Fanning Field

Thu 10/2

6:13 am-6:29 pm

1 stop10h 16m

$260

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Showing 1-10 of 11 results
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Best time to book a flight from Idaho Falls to Newark

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

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

Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Newark Airport (average of $228). Flying from Idaho Falls to Newark Airport in June is currently the most expensive (average of $300). 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.

What is the cheapest time of day to fly from IDA to EWR?

Find hourly flight availability from Idaho Falls to Newark. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Idaho Falls to Newark Airport in the afternoon. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the morning.

Reviews of airlines servicing Newark

Get insights into the airlines that provide service to Newark. 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 Newark. Reviews last updated July 29, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Idaho Falls to Newark Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Food

7.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Newark. 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 from for flights from Idaho Falls to Newark?

    Located just 3.8 mi from the city center, Idaho Falls Fanning Field is the airport most travelers will use when flying to Newark from Idaho Falls. Booking flights from Fanning Field (IDA) to Newark should be relatively easy as there are 0 daily outbound flights to Newark from 1 airline.

  • What are the cheapest airlines flying from Idaho Falls to Newark Airport round-trip?

    According to our current data, United Airlines ($371), Delta ($376), and American Airlines ($397) offers the cheapest pricing from Idaho Falls to Newark Airport.

  • What are the cheapest airlines to fly from Idaho Falls to Newark Airport one-way?

    The cheapest airlines for a one-way flight from Idaho Falls to Newark Airport are Alaska Airlines ($200), Delta ($201), and United Airlines ($246).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho Falls to Newark 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 Idaho Falls to Newark Airport?

    Currently, January is the cheapest month in which you can book a flight from Idaho Falls to Newark Airport (average of $228). Flying from Idaho Falls to Newark Airport in June is currently the most expensive (average of $300). 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 Newark Airport?

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Top airline flying from Idaho Falls to Newark

Discover the top airline that operate flights from Idaho Falls to Newark. 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$344Average$839FlexibilityNo cancel feeOn-time69%

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