Your next trip, last seen at €169
Lowest observedAlaska Airlines · 1 stop · One wayWhen to fly
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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
- Lowest observed
- €169, departing 11 Nov 2026 (Last checked: 11 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 86Check live prices for this route
- Airlines seen
- Alaska Airlines, Allegiant Air, Frontier Airlines, JetBlue, United Airlines
- Typical journey time
- 10h 17m
About this route
Explore the fares we observed from New York to Idaho Falls. Prices move often, so pick your dates to see the latest options.
- Route distance
- 3,126 km
- Typical journey time
- 10h 17m
- Airlines seen
- Alaska Airlines, Allegiant Air, Frontier Airlines, JetBlue, United Airlines
- Seen on fares with a connection
- Alaska Airlines, United Airlines, JetBlue, Frontier Airlines, Allegiant Air
- Alternative airports
- EWR, LGA
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
Airport to city: straight-line distance
- LaGuardia Airport (LGA) → New York, city gazetteer reference point (40.7144, -74.0060): ≈ 13 km.
- Newark Liberty International Airport (EWR) → New York, city gazetteer reference point (40.7144, -74.0060): ≈ 14 km.
- John F. Kennedy International Airport (JFK) → New York, city gazetteer reference point (40.7144, -74.0060): ≈ 21 km.
- Idaho Falls Regional Airport (IDA) → Idaho Falls, city gazetteer reference point (43.4927, -112.0408): ≈ 3 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest month from New York to Idaho Falls: November 2026, from €169 (checked 11 Oct 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| October 2026 | €182 | 14 |
| November 2026 | €169 | 26 |
| December 2026 | €221 | 18 |
| January 2027 | €178 | 21 |
| February 2027 | €203 | 7 |
Lowest fare by day of the week
Cheapest day of the week from New York to Idaho Falls: Wednesday, from €169 (checked 11 Oct 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €232 | 10 |
| Tuesday | €199 | 11 |
| Wednesday | €169 | 15 |
| Thursday | €177 | 16 |
| Friday | €183 | 14 |
| Saturday | €169 | 11 |
| Sunday | €243 | 9 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from New York to Idaho Falls by days until departure (8 to 30 days): €169 (checked 11 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €206 | 7 |
| 8 to 30 days | €169 | 20 |
| 31 to 60 days | €169 | 23 |
| 61 days or more | €178 | 36 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from New York to Idaho Falls: Alaska Airlines, from €169 (checked 11 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Alaska Airlines | €169Nov 11, 2026 | 46 |
| Frontier Airlines | €178Jan 27, 2027 | 3 |
| JetBlue | €221Dec 9, 2026 | 9 |
| United Airlines | €224Dec 5, 2026 | 26 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from New York to Idaho Falls?
The lowest fare we have observed is €169, found on 11 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from New York to Idaho Falls?
Cheapest month from New York to Idaho Falls: November 2026, from €169 (checked 11 Oct 2026).
Are there direct flights from New York to Idaho Falls?
Our data holds no non-stop flight from New York to Idaho Falls. The fares on this page include at least one stop.
Which airlines fly from New York to Idaho Falls?
These are the carriers we have seen on the route: Alaska Airlines, Allegiant Air, Frontier Airlines, JetBlue, United Airlines.
How long does the flight from New York to Idaho Falls take?
The average journey time across the 100 fares we observed is 12h 56m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed New York to Idaho Falls fares were non-stop?
None of the 100 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
Which day of the week is cheapest from New York to Idaho Falls?
Cheapest day of the week from New York to Idaho Falls: Wednesday, from €169 (checked 11 Oct 2026).
Which airline has the lowest fare from New York to Idaho Falls?
Cheapest airline from New York to Idaho Falls: Alaska Airlines, from €169 (checked 11 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 11 Oct 2026