Question 1

How long does a flight from Seattle to Idaho Falls take?

Accepted Answer

Direct flights take on average 1h 44m to travel the 565 miles between Seattle and Idaho Falls.

Question 2

How many flights are there between Seattle and Idaho Falls per day?

Accepted Answer

Each day, there are 2 nonstop flights that take off from Seattle and land in Idaho Falls, with an average flight time of 1h 50m. The most common departure time is 7:00 pm and most flights take off in the evening. Each week, there are 14 flights and there are the same amount of flights each day (2).

Question 3

How many flights are there between Seattle and Idaho Falls per day?

Accepted Answer

Each day, there are 2 nonstop flights that take off from Seattle and land in Idaho Falls, with an average flight time of 1h 50m. The most common departure time is 7:00 pm and most flights take off in the evening. Each week, there are 14 flights and there are the same amount of flights each day (2).

Question 4

What is the cheapest flight from Seattle to Idaho Falls?

Accepted Answer

In the last 5 days, the lowest price for a flight from Seattle to Idaho Falls was $118 for a one-way ticket and $237 for a round-trip.

Question 5

Do I need a passport to fly between Seattle and Idaho Falls?

Accepted Answer

No

Question 6

What’s the cheapest day of the week to fly from Seattle to Idaho Falls?

Accepted Answer

When flying from Seattle to Idaho Falls, you should consider leaving on a Thursday and avoid Tuesdays if you are looking for the best rates. For your return to Seattle, you’ll find the best rates on Thursdays and the most expensive ones on Sundays.

Question 7

What’s the cheapest day of the week to fly from Seattle to Idaho Falls?

Accepted Answer

When flying from Seattle to Idaho Falls, you should consider leaving on a Thursday and avoid Tuesdays if you are looking for the best rates. For your return to Seattle, you’ll find the best rates on Thursdays and the most expensive ones on Sundays.

Question 8

What’s the earliest departure time from Seattle to Idaho Falls?

Accepted Answer

Early birds can take the earliest flight from Seattle at 12:28 pm and will be landing in Idaho Falls at 3:20 pm.

Question 9

What’s the latest departure time from Seattle to Idaho Falls?

Accepted Answer

If you prefer to fly at night, the latest flight from Seattle to Idaho Falls jets off at 8:05 pm and lands at 10:56 pm.

Question 10

Which airlines fly non-stop between Seattle and Idaho Falls?

Accepted Answer

There is just one airline that flies from Seattle to Idaho Falls direct and that is Alaska Airlines. The best round-trip deal found from Alaska Airlines for the route is $177.

Question 11

Which airlines fly non-stop between Seattle and Idaho Falls?

Accepted Answer

There is just one airline that flies from Seattle to Idaho Falls direct and that is Alaska Airlines. The best round-trip deal found from Alaska Airlines for the route is $177.

Question 12

Which airlines offer Wi-Fi service onboard planes from Seattle to Idaho Falls?

Accepted Answer

Only Alaska Airlines offers inflight Wi-Fi service on the Seattle to Idaho Falls flight route.

Question 13

Which aircraft models fly most regularly from Seattle to Idaho Falls?

Accepted Answer

The Embraer 175 is the aircraft model that flies most regularly on the Seattle to Idaho Falls flight route.

Question 14

Which airline alliances offer flights from Seattle to Idaho Falls?

Accepted Answer

oneworld is the only airline alliance operating flights between Seattle and Idaho Falls.

Question 15

On which days can I fly direct from Seattle to Idaho Falls?

Accepted Answer

There are nonstop flights from Seattle to Idaho Falls on a daily basis.

Question 16

What is the cheapest month to fly from Seattle to Idaho Falls?

Accepted Answer

The cheapest month for flights from Seattle to Idaho Falls is January, where tickets cost $206 (return) on average. On the other hand, the most expensive months are March and August, where the average cost of round-trip tickets is $677 and $528 respectively.

Question 17

What is the cheapest month to fly from Seattle to Idaho Falls?

Accepted Answer

The cheapest month for flights from Seattle to Idaho Falls is January, where tickets cost $206 (return) on average. On the other hand, the most expensive months are March and August, where the average cost of round-trip tickets is $677 and $528 respectively.

Question 18

How does KAYAK find such low prices on flights from Seattle to Idaho Falls?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Idaho Falls.

Question 19

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Idaho Falls?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Idaho Falls from Seattle is likely to change within 7 days, so travelers know whether to wait or book now.

Question 20

What is the Hacker Fare option on flights from Seattle to Idaho Falls?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Idaho Falls with an airline and back to Seattle with another airline. Booking your flights between Seattle and IDA can sometimes prove cheaper using this method.

Question 21

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Idaho Falls?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Idaho Falls from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Question 22

What is the cheapest layover airport when flying from Seattle to Idaho Falls?

Accepted Answer

Flights via Portland (PDX) offer the most affordable fares, with an average round-trip price of $355.

Question 23

What is the most popular layover airport when flying from Seattle to Idaho Falls?

Accepted Answer

Portland (PDX) is the top choice – 53% of KAYAK users who clicked on 1-stop flights from Seattle to Idaho Falls picked an itinerary connecting there.

Question 24

Which layover airport has the quickest connection when flying from Seattle to Idaho Falls?

Accepted Answer

If you prefer a quick connection, Salt Lake City (SLC) often has the shortest layovers from Seattle to Idaho Falls, with an average of 1h 05m.

Question 25

Which layover airport offers the shortest total travel time from Seattle to Idaho Falls?

Accepted Answer

Consider flying via Salt Lake City (SLC) for the shortest journey. The average one-way travel time for flights connecting there is 4h 22m.

Question 26

Which cabin class options are there for flights between Seattle and Idaho Falls?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 27

Which cabin class options are there for flights between Seattle and Idaho Falls?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 28

Which airlines provide the cheapest flights from Seattle to Idaho Falls?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Seattle to Idaho Falls were found on Alaska Airlines ($237) and Delta ($267).

Question 29

Which airlines provide the cheapest flights from Seattle to Idaho Falls?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from Seattle to Idaho Falls were found on Alaska Airlines ($237) and Delta ($267).

Question 30

Can I save money by flying with a layover from Seattle to Idaho Falls?

Accepted Answer

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at $327 on average.

Question 31

Can I save money by flying with a layover from Seattle to Idaho Falls?

Accepted Answer

Yes, flying with a layover may cost you more time, but you can also save money on the route, with a 1 stop layover the cheapest option at $327 on average.

Question 32

How much is a round-trip flight from Seattle to Idaho Falls?

Accepted Answer

Flight prices are below average for this route right now.Flights to Idaho Falls from Seattle usually cost between $373 and $568 in September.
The lowest price found in the past 5 days was $237 on Alaska Airlines (Sep 15-Sep 22).

Question 33

What are the most popular airlines flying to Idaho Falls?

Accepted Answer

The most popular airline among KAYAK users flying to Idaho Falls is Alaska Airlines, followed by Delta and United Airlines.

Low season	March
High season	September
Cheapest flight	$118

SEA - IDA

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Everything you should know

Cheap Flights from Seattle to Idaho Falls (SEA-IDA)

Recent round-trip flight deals from Seattle to Idaho Falls

Recent one-way flight deals from Seattle to Idaho Falls

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KAYAK's insights & trends for Seattle to Idaho Falls flights

How much is a round-trip flight from Seattle to Idaho Falls?

What’s the cheapest day of the week to fly from Seattle to Idaho Falls?

What is the cheapest month to fly from Seattle to Idaho Falls?

Can I save money by flying with a layover from Seattle to Idaho Falls?

Which airlines provide the cheapest flights from Seattle to Idaho Falls?

Which airlines fly non-stop between Seattle and Idaho Falls?

What is the most popular layover airport when flying from Seattle to Idaho Falls?

What is the cheapest layover airport when flying from Seattle to Idaho Falls?

Which layover airport offers the shortest total travel time from Seattle to Idaho Falls?

Which layover airport has the quickest connection when flying from Seattle to Idaho Falls?

Which cabin class options are there for flights between Seattle and Idaho Falls?

How many flights are there between Seattle and Idaho Falls per day?

How long does a flight from Seattle to Idaho Falls take?

What’s the earliest departure time from Seattle to Idaho Falls?

What’s the latest departure time from Seattle to Idaho Falls?

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