How popular is this Seattle to Idaho Falls flight route?

Within the past month, 1 users have taken a look at flights from Seattle/Tacoma Intl to Idaho Falls Fanning Field.

What are the cheapest airlines flying from Seattle to Idaho Falls round-trip?

Our cheapest airline available from Seattle to Idaho Falls is Alaska Airlines. Our recent data shows that you can find tickets from as low as $208 on this airline. Additional options worth looking into are Hawaiian Airlines and Delta, starting at $215 and $257 round-trip. Alaska Airlines is 32% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Seattle to Idaho Falls one-way?

One-way options have recently been found by users for as low as $109 on Alaska Airlines. Other airlines that offer cheap prices include Hawaiian Airlines from $149 and Delta from $159 one-way.

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

Travelers seeking maximum savings on their Seattle to Idaho Falls flight should consider departing on Tuesday evenings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the cheapest flights from Seattle to Idaho Falls?

The cheapest flight price from Seattle to Idaho Falls is $78. On average you can expect to pay $203. The most popular route, (Seattle/Tacoma Intl - Idaho Falls Fanning Field), can usually be booked for $208.

What are the most reliable airlines from Seattle to Idaho Falls?

Before booking your flight to Idaho Falls from Seattle, check out the most reliable airlines to get you to your destination on time: Alaska Airlines (83%), Horizon Air (83%), Hawaiian Airlines( 76%).

What is the cheapest day to fly round-trip from Seattle to Idaho Falls?

Leaving on a Wednesday is a viable option for saving on travel. Heavily demanded days of the week can typically drive up the prices you see. Booking your travel for a less competitive day can save up to 40% on the overall cost on flights from Seattle to Idaho Falls.

How far in advance should I book a flight from Seattle to Idaho Falls?

To save on the cost of your flight from Seattle to Idaho Falls, book at least 23 days before your planned departure. Booking around this time can save you about 61% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $318 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $591.

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

The best pricing can be found in the month of February. Prices to Idaho Falls from Seattle average $307. You can even find prices in February for less than $307, as users have found deals to Idaho Falls from as low as $167. The month of June appears to be one of the more expensive times to travel to Idaho Falls from Seattle. Flying in the targeted month can save you up to 19%.

Most accurate provider : When it comes to deals on Seattle-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Idaho Falls flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Seattle-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airports do I use to fly from Seattle to Idaho Falls?

To fly from Seattle to Idaho Falls, you need to book a flight from Seattle/Tacoma Intl (SEA) to Fanning Field (IDA). Nonstop flights to Idaho Falls Fanning Field from Seattle/Tacoma Intl take 1h 36m on average. When it comes time to book airfare, you have a few options: there are 4 outbound flights from Seattle/Tacoma Intl to Fanning Field offered by 1 airline.

Can I find deals for flights from Seattle to Idaho Falls that include hotel bookings?

Yes. In addition to deals on Seattle to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Seattle to Idaho Falls?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Idaho Falls.

Can I find deals for business class flights from Seattle to Idaho Falls?

Yes. Cheapflights offers flight deals from Seattle to Idaho Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$109+ Flights from Seattle to Idaho Falls

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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The best prices from Seattle/Tacoma Intl to Idaho Falls Fanning Field are usually found in February or March, booked 82 days in advance, depart on a Thursday or Wednesday and return on a Saturday

Cheap flight deals from Seattle to Idaho Falls

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$208 (Alaska Airlines)
One-way from	$109 (Alaska Airlines)
Popular in	June
Cheapest in	February
Average price	$239
Good round-trip deal	$268 or less
Good one-way deal	$78 or less

Provider with most accurate pricing for Seattle/Tacoma Intl-Idaho Falls Fanning Field flight deals.

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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Idaho Falls Fanning Field flights.

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From Seattle/Tacoma Intl to Idaho Falls Fanning Field

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One-way flight from Seattle/Tacoma Intl to Idaho Falls Fanning Field

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($36 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).

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Average for round-trip flights in February 2025

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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Idaho Falls Fanning Field.

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Price to beat on a one-way flight from Seattle/Tacoma Intl to Idaho Falls Fanning Field.

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Find flight deals from Seattle to Idaho Falls

Cheapest flights from Seattle to Idaho Falls
Explore the most affordable flight options available from Seattle to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

Wed 5/141:17 pmSEA - IDA

Nonstop1h 41mAlaska Airlines

Sun 5/186:00 amIDA - SEA

Nonstop1h 50mAlaska Airlines

Deal found 2/20

$208

Mon 4/712:54 pmSEA - IDA

Nonstop1h 40mHawaiian Airlines

Mon 4/148:00 amIDA - SEA

Nonstop1h 58mHawaiian Airlines

Deal found 2/21

$215

Wed 3/121:30 pmSEA - IDA

1 stop3h 43mDelta

Tue 3/256:55 pmIDA - SEA

1 stop6h 14mDelta

Deal found 2/22

$257

Mon 4/77:17 pmSEA - IDA

1 stop17h 11mUnited Airlines

Mon 4/144:15 pmIDA - SEA

2 stops33h 43mUnited Airlines

Deal found 2/21

$478

Wed 3/2612:59 amSEA - IDA

1 stop10h 29mAmerican Airlines

Wed 4/27:47 amIDA - SEA

1 stop10h 12mAmerican Airlines

Deal found 2/21

$654

Thu 3/135:14 amSEA - IDA

1 stop7h 13mMultiple Airlines

Thu 3/278:00 amIDA - SEA

Nonstop1h 58mMultiple Airlines

Deal found 2/21

$719

Best flights from Seattle to Idaho Falls
Discover carefully curated flight deals from Seattle to Idaho Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 22, 2025.

Wed 5/141:17 pmSEA - IDA

Nonstop1h 41mAlaska Airlines

Sun 5/186:00 amIDA - SEA

Nonstop1h 50mAlaska Airlines

Deal found 2/20

$208

Mon 4/712:54 pmSEA - IDA

Nonstop1h 40mHawaiian Airlines

Mon 4/148:00 amIDA - SEA

Nonstop1h 58mHawaiian Airlines

Deal found 2/21

$215

Wed 3/121:30 pmSEA - IDA

1 stop3h 43mDelta

Tue 3/256:55 pmIDA - SEA

1 stop6h 14mDelta

Deal found 2/22

$257

Mon 4/77:17 pmSEA - IDA

1 stop17h 11mUnited Airlines

Mon 4/144:15 pmIDA - SEA

2 stops33h 43mUnited Airlines

Deal found 2/21

$478

Wed 3/2612:59 amSEA - IDA

1 stop10h 29mAmerican Airlines

Wed 4/27:47 amIDA - SEA

1 stop10h 12mAmerican Airlines

Deal found 2/21

$654

Thu 3/135:14 amSEA - IDA

1 stop7h 13mMultiple Airlines

Thu 3/278:00 amIDA - SEA

Nonstop1h 58mMultiple Airlines

Deal found 2/21

$719

Last-minute flights from Seattle to Idaho Falls
Discover last-minute flight deals from Seattle to Idaho Falls. Data last updated February 22, 2025 and is based on user searches.

Fri 2/2812:54 pmSEA - IDA

Nonstop1h 36mHawaiian Airlines

Sun 3/24:07 pmIDA - SEA

Nonstop1h 53mHawaiian Airlines

Deal found 2/21

$568

Fri 2/285:05 pmSEA - IDA

1 stop4h 39mDelta

Sun 3/26:00 amIDA - SEA

1 stop4h 30mDelta

Deal found 2/21

$682

Fri 2/285:02 amSEA - IDA

1 stop27h 38mUnited Airlines

Sun 3/25:44 pmIDA - SEA

2 stops23h 10mUnited Airlines

Deal found 2/21

$812

Fri 2/287:13 pmSEA - IDA

1 stop13h 27mMultiple Airlines

Sun 3/24:07 pmIDA - SEA

Nonstop1h 53mMultiple Airlines

Deal found 2/21

$833

Wed 3/1212:54 pmSEA - IDA

Nonstop1h 36mHawaiian Airlines

Tue 3/258:00 amIDA - SEA

Nonstop1h 58mHawaiian Airlines

Deal found 2/22

$248

Wed 3/121:30 pmSEA - IDA

1 stop3h 43mDelta

Tue 3/256:55 pmIDA - SEA

1 stop6h 14mDelta

Deal found 2/22

$257

Thu 3/1312:55 pmSEA - IDA

2 stops19h 39mUnited Airlines

Thu 3/275:48 pmIDA - SEA

1 stop28h 13mUnited Airlines

Deal found 2/21

$538

Thu 3/135:14 amSEA - IDA

1 stop7h 13mMultiple Airlines

Thu 3/278:00 amIDA - SEA

Nonstop1h 58mMultiple Airlines

Deal found 2/21

$719

Sun 3/2312:54 pmSEA - IDA

Nonstop1h 40mAlaska Airlines

Sun 3/304:11 pmIDA - SEA

Nonstop1h 49mAlaska Airlines

Deal found 2/21

$228

Wed 3/2612:59 amSEA - IDA

1 stop10h 29mAmerican Airlines

Wed 4/27:47 amIDA - SEA

1 stop10h 12mAmerican Airlines

Deal found 2/21

$654

One-way flights from Seattle to Idaho Falls
Search for one-way flight options from Seattle to Idaho Falls. Find affordable one-way fares based on user searches. Data last updated February 22, 2025.

Fri 5/27:55 pmSEA - IDA

Nonstop1h 41mAlaska Airlines

Deal found 2/20

$109

Mon 3/107:55 pmSEA - IDA

Nonstop1h 41mHawaiian Airlines

Deal found 2/21

$149

Mon 3/105:10 pmSEA - IDA

1 stop4h 23mDelta

Deal found 2/21

$159

Fri 5/27:15 pmSEA - IDA

1 stop13h 17mUnited Airlines

Deal found 2/21

$291

Find flights from Seattle to Idaho Falls within your budget

Fly from

Fly to

Route

Depart

Return

Price

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Wed 5/14

1:17 pm-3:58 pm

Nonstop1h 41m

Idaho Falls Fanning Field

Sun 5/18

6:00 am-6:50 am

Nonstop1h 50m

$208

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Mon 4/7

12:54 pm-3:34 pm

Nonstop1h 40m

Idaho Falls Fanning Field

Mon 4/14

8:00 am-8:58 am

Nonstop1h 58m

$215

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Wed 3/12

1:30 pm-6:13 pm

1 stop3h 43m

Idaho Falls Fanning Field

Tue 3/25

6:55 pm-12:09 am

1 stop6h 14m

$257

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Mon 4/7

7:17 pm-1:28 pm

1 stop17h 11m

Idaho Falls Fanning Field

Mon 4/14

4:15 pm-12:58 am

2 stops33h 43m

$478

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Wed 3/26

12:59 am-12:28 pm

1 stop10h 29m

Idaho Falls Fanning Field

Wed 4/2

7:47 am-4:59 pm

1 stop10h 12m

$654

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Thu 3/13

5:14 am-1:27 pm

1 stop7h 13m

Idaho Falls Fanning Field

Thu 3/27

8:00 am-8:58 am

Nonstop1h 58m

$719

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Fri 5/2

7:55 pm-10:36 pm

Nonstop1h 41m

$109

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Mon 3/10

7:55 pm-10:36 pm

Nonstop1h 41m

$149

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Mon 3/10

5:10 pm-10:33 pm

1 stop4h 23m

$159

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Fri 5/2

7:15 pm-9:32 am

1 stop13h 17m

$291

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Compare providers for flights from Seattle to Idaho Falls

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Idaho Falls in February.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars
Cheapfaremart	Price Accuracy-	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Seattle-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seattle-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seattle-Idaho Falls flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Seattle-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Seattle to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Seattle with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Seattle to Idaho Falls

Get recent, data-driven insights about flights from Seattle to Idaho Falls including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Seattle to Idaho Falls?

The price you pay for your flight from Seattle to Idaho Falls may vary depending on when you book. For the best chance of a lower fare, look to book 80 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Seattle to Idaho Falls?

Currently, October is the cheapest month in which you can book a flight from Seattle to Idaho Falls (average of $380). Flying from Seattle to Idaho Falls in July is currently the most expensive (average of $628). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SEA to IDA?

Unlike in the morning, when flights are generally more expensive, you can save up to 21% on flights from Seattle to Idaho Falls by exploring options for tickets at noon.

Weekly flight availability from Seattle to Idaho Falls

The most flights from SEA to IDA are scheduled on a Monday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Idaho Falls by month

In terms of precipitation, rainfall in Idaho Falls ranges from 0.6 - 2.0 inches per month. May is typically the wettest month, when rainfall can reach 2.0 in. July is typically the driest time to visit Idaho Falls when rainfall is around 0.6 in.

Temperature in Idaho Falls by month

If weather is an important factor for your trip to Idaho Falls, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Idaho Falls

See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Seattle to Idaho Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,700 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Alaska Airlines

8.0

Very good

9,700 reviews

Alaska Airlines

8.0

Very good

9,700 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Delta

8.0

Very good

8,203 reviews

Alaska Airlines

8.0

Very good

9,700 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Hawaiian Airlines

7.9

Good

2,314 reviews

Alaska Airlines

8.0

Very good

9,700 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

United Airlines

7.4

Good

8,754 reviews

Alaska Airlines

8.0

Very good

9,700 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,700 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

What airports do I use to fly from Seattle to Idaho Falls?
To fly from Seattle to Idaho Falls, you need to book a flight from Seattle/Tacoma Intl (SEA) to Fanning Field (IDA). Nonstop flights to Idaho Falls Fanning Field from Seattle/Tacoma Intl take 1h 36m on average. When it comes time to book airfare, you have a few options: there are 4 outbound flights from Seattle/Tacoma Intl to Fanning Field offered by 1 airline.
How popular is this Seattle to Idaho Falls flight route?
Within the past month, 1 users have taken a look at flights from Seattle/Tacoma Intl to Idaho Falls Fanning Field.
What are the cheapest airlines flying from Seattle to Idaho Falls round-trip?
Our cheapest airline available from Seattle to Idaho Falls is Alaska Airlines. Our recent data shows that you can find tickets from as low as $208 on this airline. Additional options worth looking into are Hawaiian Airlines and Delta, starting at $215 and $257 round-trip. Alaska Airlines is 32% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Seattle to Idaho Falls one-way?
One-way options have recently been found by users for as low as $109 on Alaska Airlines. Other airlines that offer cheap prices include Hawaiian Airlines from $149 and Delta from $159 one-way.
What are the most reliable airlines from Seattle to Idaho Falls?
Before booking your flight to Idaho Falls from Seattle, check out the most reliable airlines to get you to your destination on time: Alaska Airlines (83%), Horizon Air (83%), Hawaiian Airlines( 76%).
What are the cheapest flights from Seattle to Idaho Falls?
The cheapest flight price from Seattle to Idaho Falls is $78. On average you can expect to pay $203. The most popular route, (Seattle/Tacoma Intl - Idaho Falls Fanning Field), can usually be booked for $208.
Can I find deals for flights from Seattle to Idaho Falls that include hotel bookings?
Yes. In addition to deals on Seattle to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Seattle to Idaho Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Idaho Falls.
Can I find deals for business class flights from Seattle to Idaho Falls?
Yes. Cheapflights offers flight deals from Seattle to Idaho Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Seattle to Idaho Falls?
Currently, October is the cheapest month in which you can book a flight from Seattle to Idaho Falls (average of $380). Flying from Seattle to Idaho Falls in July is currently the most expensive (average of $628). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top airline flying from Seattle to Idaho Falls

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$182	Average$301	FlexibilityNo cancel fee	On-time75%

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$109+ Cheap flights from Seattle to Idaho Falls (SEA - IDA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Seattle to Idaho Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

The best prices from Seattle/Tacoma Intl to Idaho Falls Fanning Field are usually found in February or March, booked 82 days in advance, depart on a Thursday or Wednesday and return on a Saturday

Cheap flight deals from Seattle to Idaho Falls

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Seattle to Idaho Falls

Cheapest flights from Seattle to Idaho FallsExplore the most affordable flight options available from Seattle to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

Explore the most affordable flight options available from Seattle to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.

Find flights from Seattle to Idaho Falls within your budget

Compare providers for flights from Seattle to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to Idaho Falls in February.

Best time to book a flight from Seattle to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Seattle with our price prediction graph.

Travel insights for flights from Seattle to Idaho Falls

Get recent, data-driven insights about flights from Seattle to Idaho Falls including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Seattle to Idaho Falls?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to Idaho Falls. Price data was last updated on February 14, 2025.

What is the cheapest month to book a flight from Seattle to Idaho Falls?

What is the cheapest time of day to fly from SEA to IDA?

Find hourly flight availability from Seattle to Idaho Falls. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 22, 2025.

Weekly flight availability from Seattle to Idaho Falls

Rainfall in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average rainfall totals by month.

Temperature in Idaho Falls by month

Plan your trip to Idaho Falls by taking into account the average temperature totals by month.

Reviews of airlines servicing Idaho Falls

See what other customers who have flown with Alaska Airlines, Delta and Hawaiian Airlines from Seattle to Idaho Falls have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from Seattle to Idaho Falls?

How popular is this Seattle to Idaho Falls flight route?

What are the cheapest airlines flying from Seattle to Idaho Falls round-trip?

What are the cheapest airlines to fly from Seattle to Idaho Falls one-way?

What are the most reliable airlines from Seattle to Idaho Falls?

What are the cheapest flights from Seattle to Idaho Falls?

Can I find deals for flights from Seattle to Idaho Falls that include hotel bookings?

How can I find direct flights from Seattle to Idaho Falls?

Can I find deals for business class flights from Seattle to Idaho Falls?

What is the cheapest month to book a flight from Seattle to Idaho Falls?

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Top airline flying from Seattle to Idaho Falls

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Cheapest flights from Seattle to Idaho Falls
Explore the most affordable flight options available from Seattle to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 22, 2025.