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

SEA — IDA
Nov 28 — Dec 51

The best prices from Seattle/Tacoma Intl to Idaho Falls Fanning Field are usually found in March or November, booked 60 days in advance, depart on a Thursday or Saturday and return on a Saturday

How to find the cheapest flight from Seattle (SEA) to Idaho Falls (IDA)

All the information you need to plan the best SEA to IDA flight in 2022: compare Seattle to Idaho Falls flight prices with the expected peak season, weather and rainfall in Idaho Falls.

SEA - IDA

Price

$193 - $454

IDA

Temperature

23 - 69.8 °F

IDA

Rainfall

0.6 - 2 inches

Popular inJulyHigh demand for flights, 39% potential price rise
Cheapest inMarchBest time to find cheap flights, 31% potential price drop
Average price$209Average for round-trip flights in November 2022
Round-trip from$193From Seattle/Tacoma Intl to Idaho Falls Fanning Field

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 52% 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 42 days before your planned departure. Booking around this time can save you about 149% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $422 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $705.

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

The best pricing can be found in the month of March. Prices to Idaho Falls from Seattle average $278. You can even find prices in March for less than $278, as users have found deals to Idaho Falls from as low as $133. The month of July 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 63%.

When is the cheapest time to fly from Seattle to Idaho Falls (SEA - IDA)?

Unlike in the evening, when flights are generally more expensive, you can save up to 24% on flights from Seattle to Idaho Falls by exploring options for tickets in the afternoon.

Cheap flights from Seattle to Idaho Falls in November, December 2022

The best prices found for SEA to IDA flights for November, December
Dec 17 - Dec 17
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

1 stop

7h 43m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

11h 00m
$407

Multiple Airlines

Pick Dates

Deal found 11/21

Dec 19 - Dec 27
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 54m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

17h 05m
$440

Multiple Airlines

Pick Dates

Deal found 11/22

Dec 17 - Dec 17
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 54m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

11h 00m
$463

Multiple Airlines

Pick Dates

Deal found 11/21

Seattle to Idaho Falls 2022 flight deals

Cheap flights to Idaho Falls from Seattle found for this year
Dec 17 - Dec 17
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

1 stop

7h 43m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

11h 00m
$407

Multiple Airlines

Pick Dates

Deal found 11/21

Dec 19 - Dec 27
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 54m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

17h 05m
$440

Multiple Airlines

Pick Dates

Deal found 11/22

Dec 17 - Dec 17
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 54m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

11h 00m
$463

Multiple Airlines

Pick Dates

Deal found 11/21

Cheap Delta flights from Seattle to Idaho Falls

Feb 2 - Feb 5
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

1 stop

5h 54m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

6h 44m
$286

Delta

Pick Dates

Deal found 11/20

Nov 29 - Nov 30
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

1 stop

4h 17m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

6h 47m
$656

Delta

Pick Dates

Deal found 11/22

Cheap Alaska Airlines flights from Seattle to Idaho Falls

Jan 11 - Jan 15
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 43m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 59m
$198

Alaska Airlines

Pick Dates

Deal found 11/22

May 11 - May 18
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 43m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 59m
$216

Alaska Airlines

Pick Dates

Deal found 11/21

May 12 - May 19
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 43m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 59m
$235

Alaska Airlines

Pick Dates

Deal found 11/21

Non-stop flights to Idaho Falls from Seattle

Save time with Seattle to Idaho Falls direct flight deals
Jan 11 - Jan 15
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 43m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 59m
$198

Alaska Airlines

Pick Dates

Deal found 11/22

May 11 - May 18
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 43m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 59m
$216

Alaska Airlines

Pick Dates

Deal found 11/21

May 12 - May 19
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 43m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 59m
$235

Alaska Airlines

Pick Dates

Deal found 11/21

Last minute flights from Seattle to Idaho Falls

Late deals on return flights to Idaho Falls from Seattle, departing today and this week
Nov 29 - Nov 30
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

1 stop

4h 17m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

6h 47m
$656

Delta

Pick Dates

Deal found 11/22

Nov 29 - Nov 30
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

1 stop

3h 52m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 58m
$697

Alaska Airlines

Pick Dates

Deal found 11/22

Nov 29 - Nov 30
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

1 stop

3h 52m
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

2 stops

6h 59m
$804

Alaska Airlines

Pick Dates

Deal found 11/22

One-way flights to Idaho Falls from Seattle

The cheapest one-way flights from Seattle to Idaho Falls
Jan 6
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 54m
$99

Alaska Airlines

Pick Dates

Deal found 11/20

Jan 6
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

1 stop

4h 24m
$108

Delta

Pick Dates

Deal found 11/20

Jan 8
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 54m
$119

Alaska Airlines

Pick Dates

Deal found 11/20

Related info for your journey

Useful info, stats and facts about Seattle to Idaho Falls flights.

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 43m on average. When it comes time to book airfare, you have a few options: there is 1 outbound flight from Seattle/Tacoma Intl to Fanning Field offered by 3 different airlines.

Which airlines flying from Seattle/Tacoma Intl to Idaho Falls Fanning Field have flexible cancellations due to COVID-19?

Alaska Airlines, Delta, and Juneyao Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Seattle to Idaho Falls for under $200 on Cheapflights?

Yes, there are multiple flights from Seattle to Idaho Falls for under $200. The cheapest flight booked recently is on Alaska Airlines for just $198, but on average you can expect to pay $291.

Are there nonstop flights from Seattle to Idaho Falls for under $200 on Cheapflights?

Cheapflights has at least 17 direct flights from Seattle to Idaho Falls under $200. A good price for a nonstop flight from Seattle to Idaho Falls is less than $580.

Are there last-minute flights available from Seattle to Idaho Falls for under $700?

There are currently 9+ open flights from Seattle to Idaho Falls within the next 7 days for less than $700.

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 $198 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $286 and $433 round-trip. Alaska Airlines is 28% 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 $99 on Alaska Airlines. Other airlines that offer cheap prices include Delta from $108 and United Airlines from $212 one-way.

What are the most popular airlines that fly from Seattle to Idaho Falls?

When booking a flight from Seattle to Idaho Falls, you may want to consider flying on Alaska Airlines, Delta or Juneyao Airlines as they are the most popular for this route.

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: Qatar Airways (82%), Alaska Airlines (82%), Horizon Air( 82%).

What are the cheapest flights from Seattle to Idaho Falls?

The cheapest flight price from Seattle to Idaho Falls is $200. On average you can expect to pay $608. The most popular route, (Seattle/Tacoma Intl - Idaho Falls Fanning Field), can usually be booked for $207.

Alternative routes for Seattle to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Boisefrom $79 pp
Spokane to Boisefrom $159 pp
Pullman to Boisefrom $248 pp
Pasco to Boisefrom $419 pp

Top 2 airlines flying from Seattle to Idaho Falls

The chart below displays the airlines Cheapflights users traveling from Seattle to Idaho Falls choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Alaska AirlinesCheapest$99Average$273FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search Alaska Airlines flights
DeltaCheapest$215Average$435FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights

Hourly flight availability from Seattle to Idaho Falls

See what time of day planes typically take off from Seattle to Idaho Falls
0%of flight departuresEarly morningMidnight to 6 am
0%of flight departuresMorning6 am to noon
100%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Seattle to Idaho Falls

See how many times per day planes take to the skies headed from Seattle to Idaho Falls
Sunday2daily flights
Monday2daily flights
Tuesday2daily flights
Wednesday2daily flights
Thursday0daily flights
Friday2daily flights
Saturday2daily flights