Cheap flights to Jefferson County

View €161 flight on Fri, 29 May 2026Opens in a new window

Popular airlines to Jefferson County

  • Alaska Airlines

  • United

  • Delta

  • American Airlines

  • KLM

  • Air France

  • Virgin Atlantic

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Cheap round-trip flights to Jefferson County

Prices were available within the past 7 days and start at €161 for one-way flights and €385 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, 29 May - Fri, 5 Jun
RDU
Raleigh
IDA
Idaho Falls
€385 Return, found 1 day ago
€385
Return
found 1 day ago
Select American Airlines flight, departing Fri, 29 May from Raleigh to Idaho Falls, returning Fri, 5 Jun, priced at €385 found 1 day ago
American Airlines
Fri, 29 May - Fri, 5 Jun
RDU
Raleigh
IDA
Idaho Falls
€400 Return, found 1 day ago
€400
Return
found 1 day ago
Select American Airlines flight, departing Fri, 29 May from Raleigh to Idaho Falls, returning Fri, 5 Jun, priced at €400 found 1 day ago
American Airlines
Fri, 29 May - Fri, 5 Jun
RDU
Raleigh
IDA
Idaho Falls
€402 Return, found 1 day ago
€402
Return
found 1 day ago
Select American Airlines flight, departing Fri, 29 May from Raleigh to Idaho Falls, returning Fri, 5 Jun, priced at €402 found 1 day ago
United
Thu, 23 Apr - Mon, 27 Apr
EWR
New York
IDA
Idaho Falls
€408 Return, found 4 hours ago
€408
Return
found 4 hours ago
Select United flight, departing Thu, 23 Apr from New York to Idaho Falls, returning Mon, 27 Apr, priced at €408 found 4 hours ago
American Airlines
Fri, 29 May - Fri, 5 Jun
RDU
Raleigh
IDA
Idaho Falls
€427 Return, found 1 day ago
€427
Return
found 1 day ago
Select American Airlines flight, departing Fri, 29 May from Raleigh to Idaho Falls, returning Fri, 5 Jun, priced at €427 found 1 day ago
Delta
Thu, 23 Apr - Mon, 27 Apr
EWR
New York
IDA
Idaho Falls
€442 Return, found 4 hours ago
€442
Return
found 4 hours ago
Select Delta flight, departing Thu, 23 Apr from New York to Idaho Falls, returning Mon, 27 Apr, priced at €442 found 4 hours ago
American Airlines
Fri, 29 May - Fri, 5 Jun
RDU
Raleigh
IDA
Idaho Falls
€445 Return, found 1 day ago
€445
Return
found 1 day ago
Select American Airlines flight, departing Fri, 29 May from Raleigh to Idaho Falls, returning Fri, 5 Jun, priced at €445 found 1 day ago
American Airlines
Fri, 29 May - Fri, 5 Jun
RDU
Raleigh
IDA
Idaho Falls
€460 Return, found 1 day ago
€460
Return
found 1 day ago
Select American Airlines flight, departing Fri, 29 May from Raleigh to Idaho Falls, returning Fri, 5 Jun, priced at €460 found 1 day ago
American Airlines
Fri, 29 May - Fri, 5 Jun
RDU
Raleigh
IDA
Idaho Falls
€462 Return, found 1 day ago
€462
Return
found 1 day ago
Select American Airlines flight, departing Fri, 29 May from Raleigh to Idaho Falls, returning Fri, 5 Jun, priced at €462 found 1 day ago
American Airlines
Fri, 29 May - Fri, 5 Jun
RDU
Raleigh
IDA
Idaho Falls
€463 Return, found 1 day ago
€463
Return
found 1 day ago
Select American Airlines flight, departing Fri, 29 May from Raleigh to Idaho Falls, returning Fri, 5 Jun, priced at €463 found 1 day ago

Frequently asked questions

How do I find cheap flights to Jefferson County that have flexible change policies?
When it comes to flying these days, flexibility is a must. That's why we've added a "No change fee" filter to help you track down flexible, low-priced flights to Jefferson County. It's to the left of your screen directly under the "Flexible change policies" subheading.
Which airlines fly to Jefferson County?
Find a seat with one of these airlines and the lively region of Jefferson County will be yours to explore:

  • United Airlines - 91 flights to or near Jefferson County each month, including 91 flights to Idaho Falls Regional Airport (IDA) per month.
  • Delta Air Lines - 86 flights to or near Jefferson County each month, including 86 flights to Idaho Falls Regional Airport (IDA) per month.
  • Allegiant Air - 65 flights to or near Jefferson County each month, including 65 flights to Idaho Falls Regional Airport (IDA) per month.

How can I find cheap tickets to Jefferson County?
In the last seven days, €385 was the lowest price for a flight to Jefferson County. For an even cheaper fare, book ahead of time and be flexible with your travel dates. Search for your trip to Jefferson County, then check out prices for nearby days by clicking on our "flexible dates" link.
How much is a flight to Jefferson County?
One-way flights departing from Raleigh (RDU) sold for as little as €161 in the last seven days. During this period, the price of a round-trip fare to Jefferson County varied between €385 and €463. If you find a fantastic deal, book as fast as you can — these fares don't stick around for long.
What are the most popular airports to fly into in Jefferson County?
Idaho Falls Regional Airport (IDA) is the primary gateway for people travelling into and out of Jefferson County. Roughly 334 flights per month touch down at this airport.
How much is a plane ticket to Jefferson County?
In the last seven days, plane fares to Jefferson County ranged from €385 to €463.
What is the best time to go to Jefferson County?
Rigby, Jefferson County's leading city, is a great place to tour around at anytime. Don't like the cold? Then journey here from June 20 onward in summer, when temperatures range from 10ºC to 27ºC. June, July and August is when Rigby draws the biggest crowds.
What months are the cheapest to book a flight to Jefferson County?
The ideal month to book a fantastic deal to Jefferson County is February, whereas prices are at a premium in December. Keep clear of this month if you're counting your pennies.

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About Jefferson County

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About Jefferson County

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