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

IDA — SEA
Oct 4 — Oct 111

The best prices from Idaho Falls Fanning Field to Seattle/Tacoma Intl are usually found in October or January, booked 34 days in advance, depart on a Tuesday or Saturday and return on a Sunday

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

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

IDA - SEA

Price

$167 - $378

SEA

Temperature

41 - 66.2 °F

SEA

Rainfall

0.7 - 6.6 inches

Popular inJuneHigh demand for flights, 35% potential price rise
Cheapest inOctoberBest time to find cheap flights, 32% potential price drop
Average price$268Average for round-trip flights in September 2022
Round-trip from$167From Idaho Falls Fanning Field to Seattle/Tacoma Intl

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

Departing on a Monday is a good option for securing a great price. You can expect to save up to 22% when planning your travel around this day of the week.

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

Users have found that booking a flight from Idaho Falls to Seattle at least 34 days early can save you up to 146% on average compared to booking a flight this week. If booking 34 days before your flight isn’t an option for you, users have found flights from Idaho Falls to Seattle for as little as $335 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $583 for flights departing within the next 3 days.

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

October can be a great time to fly to Seattle from Idaho Falls with a flight ticket averaging about $246. Cheapflights users have found deals in the month of October for as cheap as $84. The most expensive prices can be found in the month of June.

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

A simple way to save on the total cost of your ticket is to fly from Idaho Falls to Seattle at noon. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the morning.

Cheap flights from Idaho Falls to Seattle in September, October 2022

The best prices found for IDA to SEA flights for September, October
Oct 29 - Oct 29
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

4h 29m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$187

Multiple Airlines

Pick Dates

Deal found 9/27/22

Oct 28 - Oct 31
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

14h 10m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$221

Alaska Airlines

Pick Dates

Deal found 9/28/22

Oct 18 - Oct 23
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

5h 14m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

1 stop

13h 47m
$225

Multiple Airlines

Pick Dates

Deal found 9/27/22

Idaho Falls to Seattle 2022 flight deals

Cheap flights to Seattle from Idaho Falls found for this year
Nov 2 - Nov 9
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 58m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$178

Alaska Airlines

Pick Dates

Deal found 9/29/22

Oct 29 - Oct 29
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

4h 29m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$187

Multiple Airlines

Pick Dates

Deal found 9/27/22

Nov 10 - Nov 15
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

2h 09m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$188

Alaska Airlines

Pick Dates

Deal found 9/27/22

Cheap Alaska Airlines flights from Idaho Falls to Seattle

Nov 2 - Nov 9
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 58m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$178

Alaska Airlines

Pick Dates

Deal found 9/29/22

Nov 10 - Nov 15
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

2h 09m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$188

Alaska Airlines

Pick Dates

Deal found 9/27/22

Nov 10 - Nov 14
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

2h 09m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$198

Alaska Airlines

Pick Dates

Deal found 9/27/22

Cheap American Airlines flights from Idaho Falls to Seattle

Oct 7 - Oct 9
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

2 stops

28h 45m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

2 stops

30h 18m
$1,060

American Airlines

Pick Dates

Deal found 9/29/22

Oct 6 - Oct 9
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

2 stops

42h 44m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

2 stops

30h 18m
$1,070

American Airlines

Pick Dates

Deal found 9/29/22

Oct 5 - Oct 5
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

2 stops

13h 35m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

2 stops

20h 21m
$1,091

American Airlines

Pick Dates

Deal found 9/27/22

Non-stop flights to Seattle from Idaho Falls

Save time with Idaho Falls to Seattle direct flight deals
Nov 2 - Nov 9
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 58m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$178

Alaska Airlines

Pick Dates

Deal found 9/29/22

Nov 10 - Nov 15
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

2h 09m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$188

Alaska Airlines

Pick Dates

Deal found 9/27/22

Nov 10 - Nov 14
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

2h 09m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$198

Alaska Airlines

Pick Dates

Deal found 9/27/22

Last minute flights from Idaho Falls to Seattle

Late deals on return flights to Seattle from Idaho Falls, departing today and this week
Oct 4 - Oct 27
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 58m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

Nonstop

1h 45m
$438

Alaska Airlines

Pick Dates

Deal found 9/27/22

Oct 4 - Oct 27
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 58m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

1 stop

22h 47m
$447

Alaska Airlines

Pick Dates

Deal found 9/27/22

Oct 4 - Oct 27
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

4h 14m
SEA

Seattle/Tacoma Intl

IDA

Idaho Falls Fanning Field

1 stop

22h 47m
$455

Multiple Airlines

Pick Dates

Deal found 9/27/22

One-way flights to Seattle from Idaho Falls

The cheapest one-way flights from Idaho Falls to Seattle
Nov 9
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

2h 09m
$89

Alaska Airlines

Pick Dates

Deal found 9/29/22

Nov 9
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

1 stop

6h 46m
$98

Delta

Pick Dates

Deal found 9/29/22

Nov 27
IDA

Idaho Falls Fanning Field

SEA

Seattle/Tacoma Intl

Nonstop

1h 59m
$139

Alaska Airlines

Pick Dates

Deal found 9/26/22

Related info for your journey

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

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

Seattle/Tacoma Intl is the airport most travelers will use when flying to Seattle from Idaho Falls Fanning Field. Booking flights from Fanning Field (IDA) to Seattle/Tacoma Intl (SEA) should be relatively easy as there is 1 daily flight to Seattle from 3 different airlines. 1h 58m is how long a flight from Idaho Falls to Seattle/Tacoma Intl will take if you book a nonstop flight.

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

Some of the carriers operating flights from Idaho Falls Fanning Field to Seattle/Tacoma Intl that may be offering flexible cancellation policies are Alaska Airlines, Delta, and Juneyao Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

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

Yes, there are multiple flights from Idaho Falls to Seattle for under $200. The cheapest flight booked recently is on Alaska Airlines for just $178, but on average you can expect to pay $221.

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

Cheapflights has at least 20 direct flights from Idaho Falls to Seattle under $200. A good price for a nonstop flight from Idaho Falls to Seattle is less than $292.

Are there last-minute flights available from Idaho Falls to Seattle for under $500?

There are currently 20+ open flights from Idaho Falls to Seattle within the next 7 days for less than $500.

What days are nonstop flights available from Idaho Falls to Seattle?

You can find nonstop flights on the following days: Sunday, Tuesday, Thursday, Saturday.

How many flights depart from Idaho Falls to Seattle on average per day?

On average, you can expect to see 3 flights from Idaho Falls to Seattle a day.
Morning (6am - Noon) - 100% of flight departures

How long is the flight from Idaho Falls to Seattle?

Alaska Airlines can get you from Idaho Falls to Seattle in just under 1h 58m. Your travel time will be generally consistent. Idaho Falls and Seattle are separated by a distance of 568 mi. Generally, flights for this route are nonstop.

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

Alaska Airlines, at $178, was found to be the cheapest airline from Idaho Falls to Seattle.. You may be able to fly from Idaho Falls to Seattle for 27% less than the average price by searching for this airline.

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

One-way options have recently been found by users for as low as $89 on Alaska Airlines. Other airlines that offer cheap prices include Delta from $98 and United Airlines from $393 one-way.

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

Before booking your flight from Idaho Falls to Seattle check out the most popular airlines for this route: Alaska Airlines, Delta or Juneyao Airlines.

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

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Idaho Falls to Seattle on time: Qatar Airways (91%), Alaska Airlines (91%), Horizon Air (91%).

What are the cheapest flights from Idaho Falls to Seattle?

Looking for the cheapest flight from Idaho Falls to Seattle? While on average our users pay $866, our data indicates the cheapest price to be $99. The most popular route (Idaho Falls Fanning Field - Seattle/Tacoma Intl), is priced around $197.

Alternative routes for Idaho Falls to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Boise to Seattlefrom $69 pp
Boise to Spokanefrom $104 pp
Boise to Pullmanfrom $137 pp
Boise to Pascofrom $277 pp

Top 2 airlines flying from Idaho Falls to Seattle

The chart below displays the airlines Cheapflights users traveling from Idaho Falls to Seattle choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
Alaska AirlinesCheapest$99Average$238FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search Alaska Airlines flights
DeltaCheapest$107Average$376FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights

Hourly flight availability from Idaho Falls to Seattle

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

Weekly flight availability from Idaho Falls to Seattle

See how many times per day planes take to the skies headed from Idaho Falls to Seattle
Sunday1daily flight
Monday2daily flights
Tuesday1daily flight
Wednesday2daily flights
Thursday1daily flight
Friday2daily flights
Saturday1daily flight