What airlines fly to Idaho Falls?

Alaska Airlines, Delta and United Airlines are the top three most popular airlines that fly to Idaho Falls from State of Washington according to our data. Alaska Airlines is the first choice among our users, with 74% of people opting to fly with this airline when traveling to Idaho Falls. Keep in mind that there are 3 different airlines that fly to Idaho Falls on a routine basis, so you have a few additional options to choose from.

How many flights depart from State of Washington to Idaho Falls on average per week?

The number of flights available between State of Washington and Idaho Falls is 12 per week as of September 2026. The most frequent departure day is Mon, with 33% of weekly flights leaving on this day.

How many flights depart from State of Washington to Idaho Falls on average per day?

As of September 2026, there are 1 flights per day flying from State of Washington to Idaho Falls. The most common time of day flights depart is 8:00PM, with 80% of flights taking off in the evening.

What is the cheapest airline that flies from Washington to Idaho Falls Fanning Field?

Allegiant Air, Delta, and Alaska Airlines are the most popular carriers operating from Washington to Idaho Falls Fanning Field

How long does it take to fly to Idaho Falls?

If you’re flying from a popular airport in State of Washington, such as Seattle or Spokane, and flying into Idaho Falls, then you can expect flight times to average 2h 04m and 4h 47m, respectively.

When did momondo last update prices for flights from Washington to Idaho Falls Fanning Field Airport?

Prices for flights from Washington to Idaho Falls Fanning Field Airport are updated daily.

How many operators does momondo search for flights from Washington to Idaho Falls Fanning Field Airport?

As of September 2026, there is 1 operator available to choose from for flights from Washington to Idaho Falls Fanning Field Airport.

How old do you have to be to fly from Washington to Idaho Falls Fanning Field Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Idaho Falls Fanning Field Airport.

What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

The travel and health documents you'll need for your trip to Idaho Falls Fanning Field Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$137 Cheap Flights from Washington to Idaho Falls in 2026/27

Find the cheapest flights from Washington to Idaho Falls

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

1:58 pm - 3:04 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 06mnonstop

$297Alaska Airlines

Tue, Oct 27 - Sat, Oct 31

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

1:53 pm - 2:57 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 04mnonstop

$297Alaska Airlines

Tue, Oct 27 - Sat, Nov 14

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$297Alaska Airlines

Wed, Oct 28 - Sat, Oct 31

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

3:55 pm - 6:45 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

3h 50m1 stop Portland

$307Alaska Airlines

Tue, Oct 27 - Sat, Nov 14

9:13 pm - 1:34 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

15h 21m1 stop Las Vegas Harry Reid Intl

7:30 pm - 10:59 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

16h 29m1 stop Las Vegas Harry Reid Intl

$312Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

11:05 am - 6:16 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

6h 11m1 stop Salt Lake City

1:05 pm - 4:24 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

4h 19m1 stop Salt Lake City

$317Delta

Wed, Oct 28 - Sat, Oct 31

9:13 pm - 1:34 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

15h 21m1 stop Las Vegas Harry Reid Intl

7:30 pm - 6:54 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

24h 24m2 stops Las Vegas Harry Reid Intl Los Angeles

$318Multiple Airlines

Thu, Oct 29 - Mon, Nov 2

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$327Alaska Airlines

Sat, Oct 24 - Mon, Oct 26

8:05 pm - 10:54 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 49mnonstop

1:53 pm - 2:57 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 04mnonstop

$327Alaska Airlines

Sun, Nov 1 - Sat, Nov 14

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

1:53 pm - 2:57 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 04mnonstop

$327Alaska Airlines

Sat, Oct 31 - Mon, Nov 2

Cheap last minute flights

Enter your travel dates to find the best prices.

12:28 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 52mnonstop

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$567Alaska Airlines

Sat, Sep 26 - Sat, Oct 3

12:28 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 52mnonstop

1:58 pm - 3:04 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 06mnonstop

$567Alaska Airlines

Tue, Sep 29 - Tue, Oct 6

7:15 am - 12:15 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

4h 00m1 stop Salt Lake City

1:05 pm - 4:55 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

4h 50m1 stop Salt Lake City

$603Delta

Tue, Sep 29 - Tue, Oct 6

7:08 am - 1:24 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

5h 16m1 stop Portland

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$607Alaska Airlines

Tue, Sep 29 - Tue, Oct 6

12:28 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 52mnonstop

3:57 pm - 8:33 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

5h 36m1 stop Portland

$607Alaska Airlines

Sat, Sep 26 - Sat, Oct 3

8:35 am - 1:24 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

3h 49m1 stop Portland

3:57 pm - 8:33 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

5h 36m1 stop Portland

$617Alaska Airlines

Sat, Sep 26 - Sat, Oct 3

8:35 am - 1:24 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

3h 49m1 stop Portland

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$622Alaska Airlines

Thu, Sep 24 - Wed, Oct 7

12:28 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 52mnonstop

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$646Alaska Airlines

Fri, Sep 25 - Sun, Oct 25

8:05 pm - 10:56 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 51mnonstop

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$702Alaska Airlines

Thu, Sep 24 - Sat, Oct 3

7:15 am - 12:15 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

4h 00m1 stop Salt Lake City

6:57 pm - 11:59 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

6h 02m1 stop Salt Lake City

$737Delta

Mon, Sep 28 - Mon, Sep 28

Cheap direct flights

Enter your travel dates to find the best prices.

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

1:53 pm - 2:57 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 04mnonstop

$297Alaska Airlines

Tue, Oct 27 - Sat, Nov 14

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$297Alaska Airlines

Wed, Oct 28 - Sat, Oct 31

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

1:58 pm - 3:04 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 06mnonstop

$297Alaska Airlines

Tue, Oct 27 - Sat, Oct 31

8:05 pm - 10:54 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 49mnonstop

1:53 pm - 2:57 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 04mnonstop

$327Alaska Airlines

Sun, Nov 1 - Sat, Nov 14

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$327Alaska Airlines

Sat, Oct 24 - Mon, Oct 26

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

1:53 pm - 2:57 pmIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 04mnonstop

$327Alaska Airlines

Sat, Oct 31 - Mon, Nov 2

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

6:04 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 16mnonstop

$357Alaska Airlines

Sun, Oct 18 - Wed, Nov 4

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$357Alaska Airlines

Sat, Oct 17 - Tue, Oct 20

12:30 pm - 3:20 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 50mnonstop

6:09 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 11mnonstop

$357Alaska Airlines

Fri, Oct 16 - Sun, Oct 18

8:10 pm - 10:59 pmSEA Seattle/Tacoma Intl-IDA Idaho Falls Fanning Field

1h 49mnonstop

6:04 am - 7:20 amIDA Idaho Falls Fanning Field-SEA Seattle/Tacoma Intl

2h 16mnonstop

$357Alaska Airlines

Sat, Oct 17 - Tue, Nov 3

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Alaska Airlines flights from State of Washington to Idaho Falls

Our best Alaska Airlines deals on State of Washington to Idaho Falls flight tickets

Alaska Airlines

Oct 27

SEA12:30 pmSeattle/Tacoma Intl

1h 50m

IDA3:20 pmIdaho Falls Fanning Field

Nov 14

IDA1:53 pmIdaho Falls Fanning Field

2h 04m

SEA2:57 pmSeattle/Tacoma Intl

$297

Alaska Airlines

Oct 27

SEA12:30 pmSeattle/Tacoma Intl

1h 50m

IDA3:20 pmIdaho Falls Fanning Field

Nov 14

IDA3:55 pmIdaho Falls Fanning Field

3h 50m

1 stop

SEA6:45 pmSeattle/Tacoma Intl

$307

Alaska Airlines

Oct 24

SEA12:30 pmSeattle/Tacoma Intl

1h 50m

IDA3:20 pmIdaho Falls Fanning Field

Oct 26

IDA6:09 amIdaho Falls Fanning Field

2h 11m

SEA7:20 amSeattle/Tacoma Intl

$327

Delta flights from State of Washington to Idaho Falls

Our best Delta deals on State of Washington to Idaho Falls flight tickets

Delta

Oct 28

SEA11:05 amSeattle/Tacoma Intl

6h 11m

1 stop

IDA6:16 pmIdaho Falls Fanning Field

Oct 31

IDA1:05 pmIdaho Falls Fanning Field

4h 19m

1 stop

SEA4:24 pmSeattle/Tacoma Intl

$317

Delta

Nov 24

SEA5:35 amSeattle/Tacoma Intl

5h 40m

1 stop

IDA12:15 pmIdaho Falls Fanning Field

Dec 1

IDA6:59 pmIdaho Falls Fanning Field

6h 06m

1 stop

SEA12:05 amSeattle/Tacoma Intl

$362

Delta

Oct 16

SEA5:30 amSeattle/Tacoma Intl

5h 52m

1 stop

IDA12:22 pmIdaho Falls Fanning Field

Oct 19

IDA6:56 pmIdaho Falls Fanning Field

4h 09m

1 stop

SEA10:05 pmSeattle/Tacoma Intl

$377

momondo Fare Finder

Use the filters below to find and compare flights from Washington to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Tue 10/27

12:30 pm-3:20 pm

Nonstop1h 50m

Idaho Falls Fanning Field

Sat 10/31

1:58 pm-3:04 pm

Nonstop2h 06m

$297

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Tue 10/27

12:30 pm-3:20 pm

Nonstop1h 50m

Idaho Falls Fanning Field

Sat 11/14

1:53 pm-2:57 pm

Nonstop2h 04m

$297

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Wed 10/28

12:30 pm-3:20 pm

Nonstop1h 50m

Idaho Falls Fanning Field

Sat 10/31

6:09 am-7:20 am

Nonstop2h 11m

$297

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Tue 10/27

12:30 pm-3:20 pm

Nonstop1h 50m

Idaho Falls Fanning Field

Sat 11/14

3:55 pm-6:45 pm

1 stop3h 50m

$307

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Thu 10/29

9:13 pm-1:34 pm

1 stop15h 21m

Idaho Falls Fanning Field

Mon 11/2

7:30 pm-10:59 am

1 stop16h 29m

$312

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Wed 10/28

11:05 am-6:16 pm

1 stop6h 11m

Idaho Falls Fanning Field

Sat 10/31

1:05 pm-4:24 pm

1 stop4h 19m

$317

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Thu 10/29

9:13 pm-1:34 pm

1 stop15h 21m

Idaho Falls Fanning Field

Mon 11/2

7:30 pm-6:54 pm

2 stops24h 24m

$318

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Sat 10/24

12:30 pm-3:20 pm

Nonstop1h 50m

Idaho Falls Fanning Field

Mon 10/26

6:09 am-7:20 am

Nonstop2h 11m

$327

Quickest round-trip

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Sun 11/1

8:05 pm-10:54 pm

Nonstop1h 49m

Idaho Falls Fanning Field

Sat 11/14

1:53 pm-2:57 pm

Nonstop2h 04m

$327

SeattleIdaho Falls

SEA Seattle/Tacoma Intl - IDA Idaho Falls Fanning Field

SEAIDA

Seattle/Tacoma Intl

Sat 10/31

12:30 pm-3:20 pm

Nonstop1h 50m

Idaho Falls Fanning Field

Mon 11/2

1:53 pm-2:57 pm

Nonstop2h 04m

$327

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from State of Washington to Idaho Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Idaho Falls?

If you aren’t able to travel to Idaho Falls during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $212.

What is the cheapest day to depart on your flight to Idaho Falls?

Our data shows that Thursday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $297. Be sure to avoid booking your departure on a Tuesday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Tuesday is $528.

What is the cheapest time of day to depart on your flight to Idaho Falls?

Our most recent data shows that the best time of day to fly to Idaho Falls is in the afternoon. Flights from State of Washington to Idaho Falls during this time can be as low as $297. Try not to purchase tickets in the evening because they tend to be around $374. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Washington to Idaho Falls Fanning Field flight route?

Fly from Seattle/Tacoma Intl to Idaho Falls Fanning Field for the best Washington - Idaho Falls Fanning Field flight prices

What cabin class options are available on State of Washington to Idaho Falls flights?

There are 4 cabin classes available to choose from on State of Washington to Idaho Falls flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on State of Washington to Idaho Falls flights?

No. A direct flight is the cheapest option for a flight between State of Washington to Idaho Falls.

Cheap State of Washington to Idaho Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Idaho Falls

Best Price Found	$137
Fastest flight time	1h 49m
Direct flights	Every day
Airports in Idaho Falls	1 airport

The best one-way flight to Idaho Falls from State of Washington in the past 72 hours is $137. The best round-trip flight deal from State of Washington to Idaho Falls found on momondo in the last 72 hours is $297.

The fastest flight from State of Washington to Idaho Falls takes 1h 49m

Direct flights go from State of Washington to Idaho Falls every day.

There is 1 airport in Idaho Falls. From State of Washington there are direct flights to Idaho Falls Fanning Field (IDA).

Search flight deals

Frequently asked questions about flying from Washington to Idaho Falls

When did momondo last update prices for flights from Washington to Idaho Falls Fanning Field Airport?
Prices for flights from Washington to Idaho Falls Fanning Field Airport are updated daily.
How many operators does momondo search for flights from Washington to Idaho Falls Fanning Field Airport?
As of September 2026, there is 1 operator available to choose from for flights from Washington to Idaho Falls Fanning Field Airport.
How old do you have to be to fly from Washington to Idaho Falls Fanning Field Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Idaho Falls Fanning Field Airport.
What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?
The travel and health documents you'll need for your trip to Idaho Falls Fanning Field Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from State of Washington to Idaho Falls?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from State of Washington to Idaho Falls is Embraer 175 (100.00% of total bookings).

Best airlines flying from State of Washington to Idaho Falls

Compare and see reviews for airlines that fly from State of Washington to Idaho Falls with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $177	Free Cancellation	Rating 7.9 12,956 reviews		Search Alaska Airlines flights

Rexburg

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Idaho Falls?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington to Idaho Falls for you.

Can I find flights from Washington to Idaho Falls with flexible booking policies on momondo?

All flight searches from Washington to Idaho Falls on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington to Idaho Falls?

momondo helps you find the best flight between Washington and Idaho Falls by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Washington to Idaho Falls right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Idaho Falls, momondo offers a useful price alert feature which will track prices for flights to Idaho Falls from Washington and alert you when they change.

An easier way to manage your Idaho Falls trip

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Airports servicing Idaho

Boise Air Term. Gowen Fld Airport

Lewiston Nez Perce Rgnl Airport

Pocatello Airport

Hailey Sun Valley-Friedman Airport

Twin Falls Joslin Airport

Cheap flights from Washington to Idaho Falls from $137

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Idaho Falls departing on 11/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Alaska Airlines flights from State of Washington to Idaho Falls

Our best Alaska Airlines deals on State of Washington to Idaho Falls flight tickets

Delta flights from State of Washington to Idaho Falls

Our best Delta deals on State of Washington to Idaho Falls flight tickets

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Use the filters below to find and compare flights from Washington to Idaho Falls that are best for you.

See travel insights to Idaho Falls from

How to get the cheapest flight ticket from State of Washington to Idaho Falls

What is the cheapest month to fly to Idaho Falls?

What is the cheapest day to depart on your flight to Idaho Falls?

What is the cheapest time of day to depart on your flight to Idaho Falls?

What is the cheapest Washington to Idaho Falls Fanning Field flight route?

What cabin class options are available on State of Washington to Idaho Falls flights?

Can stopping save me money on State of Washington to Idaho Falls flights?

What is the cheapest airline that flies from Washington to Idaho Falls Fanning Field?

What airlines fly to Idaho Falls?

How many flights depart from State of Washington to Idaho Falls on average per day?

How many flights depart from State of Washington to Idaho Falls on average per week?

How long does it take to fly to Idaho Falls?

Cheap State of Washington to Idaho Falls flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Idaho Falls

Frequently asked questions about flying from Washington to Idaho Falls

Best airlines flying from State of Washington to Idaho Falls

Compare and see reviews for airlines that fly from State of Washington to Idaho Falls with momondo

Traveling to a place near Idaho Falls?

Why use momondo?

An easier way to manage your Idaho Falls trip

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Find better results for your trip to the United States

Airports servicing Idaho

Fly your favorite airline to Idaho Falls

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Idaho Falls

List of cabin classes available on flights landing in Idaho Falls. Availability may vary depending on flight origin and airline.

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