Cheap Flights to Jefferson County | Popular Routes to Jefferson County from HK$4,699

View HK$4,699 flight on Sat, 12 Sept 2026Opens in a new window

Popular airlines to Jefferson County

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  • United

  • American Airlines

  • Delta

  • Hawaiian Airlines

  • KLM

  • Air France

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Cheap round-trip flights to Jefferson County

Prices were available within the past 7 days and start at HK$4,699 for one-way flights and HK$6,476 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Mon, 2 Mar - Sat, 21 Mar
HKG
Hong Kong SAR
IDA
Idaho Falls
HK$6,476 Return, found 2 days ago
HK$6,476
Return
found 2 days ago
Select EVA Airways flight, departing Mon, 2 Mar from Hong Kong SAR to Idaho Falls, returning Sat, 21 Mar, priced at HK$6,476 found 2 days ago
EVA Airways
Thu, 5 Mar - Sat, 21 Mar
HKG
Hong Kong SAR
IDA
Idaho Falls
HK$6,716 Return, found 2 days ago
HK$6,716
Return
found 2 days ago
Select EVA Airways flight, departing Thu, 5 Mar from Hong Kong SAR to Idaho Falls, returning Sat, 21 Mar, priced at HK$6,716 found 2 days ago
EVA Airways
Fri, 6 Mar - Sat, 21 Mar
HKG
Hong Kong SAR
IDA
Idaho Falls
HK$7,256 Return, found 2 days ago
HK$7,256
Return
found 2 days ago
Select EVA Airways flight, departing Fri, 6 Mar from Hong Kong SAR to Idaho Falls, returning Sat, 21 Mar, priced at HK$7,256 found 2 days ago
Air Canada
Sat, 2 May - Sat, 16 May
HKG
Hong Kong SAR
IDA
Idaho Falls
HK$7,480 Return, found 2 days ago
HK$7,480
Return
found 2 days ago
Select Air Canada flight, departing Sat, 2 May from Hong Kong SAR to Idaho Falls, returning Sat, 16 May, priced at HK$7,480 found 2 days ago
EVA Airways
Sat, 12 Sept - Thu, 24 Sept
HKG
Hong Kong SAR
IDA
Idaho Falls
HK$7,496 Return, found 3 days ago
HK$7,496
Return
found 3 days ago
Select EVA Airways flight, departing Sat, 12 Sept from Hong Kong SAR to Idaho Falls, returning Thu, 24 Sept, priced at HK$7,496 found 3 days ago
Cathay Pacific
Wed, 11 Mar - Sat, 28 Mar
HKG
Hong Kong SAR
IDA
Idaho Falls
HK$7,584 Return, found 2 days ago
HK$7,584
Return
found 2 days ago
Select Cathay Pacific flight, departing Wed, 11 Mar from Hong Kong SAR to Idaho Falls, returning Sat, 28 Mar, priced at HK$7,584 found 2 days ago
EVA Airways
Wed, 4 Mar - Sat, 21 Mar
HKG
Hong Kong SAR
IDA
Idaho Falls
HK$7,616 Return, found 2 days ago
HK$7,616
Return
found 2 days ago
Select EVA Airways flight, departing Wed, 4 Mar from Hong Kong SAR to Idaho Falls, returning Sat, 21 Mar, priced at HK$7,616 found 2 days ago
Cathay Pacific
Tue, 21 Apr - Thu, 7 May
HKG
Hong Kong SAR
IDA
Idaho Falls
HK$7,764 Return, found 2 days ago
HK$7,764
Return
found 2 days ago
Select Cathay Pacific flight, departing Tue, 21 Apr from Hong Kong SAR to Idaho Falls, returning Thu, 7 May, priced at HK$7,764 found 2 days ago
All Nippon Airways
Wed, 11 Mar - Sun, 29 Mar
HKG
Hong Kong SAR
IDA
Idaho Falls
HK$7,771 Return, found 2 days ago
HK$7,771
Return
found 2 days ago
Select All Nippon Airways flight, departing Wed, 11 Mar from Hong Kong SAR to Idaho Falls, returning Sun, 29 Mar, priced at HK$7,771 found 2 days ago
STARLUX Airlines
Mon, 27 Apr - Mon, 11 May
HKG
Hong Kong SAR
IDA
Idaho Falls
HK$7,906 Return, found 2 days ago
HK$7,906
Return
found 2 days ago
Select STARLUX Airlines flight, departing Mon, 27 Apr from Hong Kong SAR to Idaho Falls, returning Mon, 11 May, priced at HK$7,906 found 2 days ago

Trending flights to Jefferson County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Mon, 2 Mar - Sat, 21 Mar
HKG
Hong Kong SAR
IDA
Idaho Falls
HK$6,476 Return, found 2 days ago
HK$6,476
Return
found 2 days ago
Select EVA Airways flight, departing Mon, 2 Mar from Hong Kong SAR to Idaho Falls, returning Sat, 21 Mar, priced at HK$6,476 found 2 days 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, HK$6,476 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 Hong Kong SAR (HKG) sold for as little as HK$4,699 in the last seven days. During this period, the price of a round-trip fare to Jefferson County varied between HK$6,476 and HK$7,998. 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.
When is the cheapest time to fly to Jefferson County?
Take off to Jefferson County early on in the week and you'll usually be rewarded with cheaper fares. Tuesday is known for being the cheapest day to hop on a plane, closely followed by Monday. If you're hoping to avoid the costliest flights, stay away from Saturdays.
How much is a plane ticket to Jefferson County?
In the last seven days, plane fares to Jefferson County ranged from HK$6,476 to HK$7,998.
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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