Cheap flights from Trenton, NJ to Idaho Falls, ID
Choose between Frontier Airlines, Allegiant Air, or Spirit Airlines to find the best price
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How much do flights to Idaho Falls cost?
Most popular airline | Frontier Airlines |
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Key info about flying to Idaho Falls
Great deals from Trenton to Idaho Falls
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Check-in for a flight from Trenton to Idaho Falls
Name | Carrier code | IATA Code | Passport needed during booking |
---|---|---|---|
Frontier Airlines | FFT | F9 | No |
Allegiant Air | AAY | G4 | No |
Spirit Airlines | NKS | NK | No |
Alaska Airlines | ASA | AS | No |
Sun Country Airlines | SCX | SY | Yes |
Online check-in is not available for these airlines.
Weather in Idaho Falls
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | -1°C | -10°C |
February | 0°C | -8°C |
March | 6°C | -3°C |
April | 12°C | 0°C |
May | 18°C | 4°C |
June | 24°C | 9°C |
July | 31°C | 13°C |
August | 29°C | 13°C |
September | 24°C | 9°C |
October | 14°C | 2°C |
November | 5°C | -3°C |
December | -1°C | -9°C |
14 day forecast
Frequently asked questions
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