Flights to Sacajawea Historic Byway, Idaho from NT$13,771

View NT$6,886 flight on Mon, 2026/6/1Opens in a new window

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How much is the cheapest flight to Sacajawea Historic Byway?

Prices were available within the past 7 days and start at NT$6,886 for one-way flights and NT$13,771 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Jun 1 - Fri, Jun 5
SEA
Seattle
IDA
Idaho Falls
NT$13,771 Roundtrip, found 10 hours ago
NT$13,771
Roundtrip
found 10 hours ago
Select Delta flight, departing Mon, Jun 1 from Seattle to Idaho Falls, returning Fri, Jun 5, priced at NT$13,771 found 10 hours ago
United
Wed, Oct 14 - Mon, Oct 19
SEA
Seattle
IDA
Idaho Falls
NT$19,232 Roundtrip, found 3 days ago
NT$19,232
Roundtrip
found 3 days ago
Select United flight, departing Wed, Oct 14 from Seattle to Idaho Falls, returning Mon, Oct 19, priced at NT$19,232 found 3 days ago
American Airlines
Fri, Aug 14 - Tue, Aug 25
SEA
Seattle
IDA
Idaho Falls
NT$21,551 Roundtrip, found 10 hours ago
NT$21,551
Roundtrip
found 10 hours ago
Select American Airlines flight, departing Fri, Aug 14 from Seattle to Idaho Falls, returning Tue, Aug 25, priced at NT$21,551 found 10 hours ago
Japan Airlines
Fri, Sep 18 - Mon, Sep 28
TSA
Taipei
IDA
Idaho Falls
NT$67,575 Roundtrip, found 2 days ago
NT$67,575
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Fri, Sep 18 from Taipei to Idaho Falls, returning Mon, Sep 28, priced at NT$67,575 found 2 days ago
Korean Air
Tue, Sep 22 - Sun, Oct 4
TPE
Taipei
IDA
Idaho Falls
NT$72,094 Roundtrip, found 2 days ago
NT$72,094
Roundtrip
found 2 days ago
Select Korean Air flight, departing Tue, Sep 22 from Taipei to Idaho Falls, returning Sun, Oct 4, priced at NT$72,094 found 2 days ago

Frequently asked questions

How do I find cheap flights to Sacajawea Historic Byway that have flexible change policies?
It's as easy as can be with Expedia. Firstly, type in your travel dates and hit "Search." Step 2: Check the "No change fee" box directly under the "Flexible change policies" filter to the left of the screen. Step 3. Score a cheap and flexible fare to Sacajawea Historic Byway.
How can I find cheap tickets to Sacajawea Historic Byway?
One of the easiest ways to get your hands on cheap tickets to Sacajawea Historic Byway is to be flexible with your travel dates. Search for your flights, then click "flexible dates" at the top of your results. It will bring up the cheapest prices for nearby days. The lowest price for a flight to Sacajawea Historic Byway in the last seven days was NT$13,771. Booking ahead will generally help you get an even better deal.
How much is a flight to Sacajawea Historic Byway?
If you were jetting one way from Seattle (SEA), you could've locked in a low-cost fare for NT$6,886 in the last seven days. Round-trip journeys to Sacajawea Historic Byway ranged from only NT$13,771 to NT$72,094 during this same period.
When is the cheapest time to fly to Sacajawea Historic Byway?
If you'd rather spend your vacation savings experiencing Sacajawea Historic Byway rather than on your flight there, leave earlier in the week. The cheapest day to travel is normally Tuesday, with Monday running a close second. With many folks traveling on weekends, Saturday tends to have the costliest fares.
How much is a plane ticket to Sacajawea Historic Byway?
In the last seven days, airfares to Sacajawea Historic Byway ranged between NT$13,771 and NT$72,094. Prices depend on the time of departure, seating class, airline and how early you make your booking.
What months are the cheapest to book a flight to Sacajawea Historic Byway?
February is the best month to score bargain flights to Sacajawea Historic Byway. Keep in mind that the most expensive time to purchase tickets in the USA isn't during the peak of summer, but the month of December.

Travel information

Destination airport
Idaho Falls Regional
Destination airport IATA code
IDA
Destination city name
Idaho Falls
Roundtrip price
NT$13,771

Trending flights to Sacajawea Historic Byway

Prices were available within the past 7 days and start at NT$6,886 for one-way flights and NT$13,771 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Sep 22 - Sun, Oct 4
TPE
Taipei
IDA
Idaho Falls
NT$33,421 Roundtrip, found 2 days ago
NT$33,421
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Sep 22 from Taipei to Idaho Falls, returning Sun, Oct 4, priced at NT$33,421 found 2 days ago

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