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Idaho Falls

$54+ Cheap flights from Washington to Idaho Falls (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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IDA
Dec 27 — Jan 31
Fri 12/27
Fri 1/3
1 adult, Economy
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Cheap flight deals from Washington to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Washington (USWA) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 22, 2024.

Round-trip from

$84
(Mytrip)

One-way from

$54
(Mytrip)
From Washington to Idaho Falls Fanning Field
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One-way flight from Washington to Idaho Falls Fanning Field
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Find flight deals from Washington to Idaho Falls

Cheapest flights from Washington to Idaho Falls
Explore the most affordable flight options available from Washington to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 22, 2024.

This Alaska Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3112:19 pmSEA - IDA
Nonstop1h 37mAlaska Airlines
Fri 1/36:00 amIDA - SEA
Nonstop2h 17mAlaska Airlines
Deal found 12/21$378
This Delta deal was found by Cheapflights users on 12/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/275:05 pmSEA - IDA
1 stop4h 21mDelta
Wed 1/16:00 amIDA - SEA
1 stop4h 49mDelta
Deal found 12/20$456
This Alaska Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2411:47 amPDX - IDA
1 stop11h 12mAlaska Airlines
Fri 1/33:34 pmIDA - PDX
1 stop5h 37mAlaska Airlines
Deal found 12/21$588
This Alaska Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/285:00 amGEG - IDA
1 stop17h 59mAlaska Airlines
Fri 1/36:00 amIDA - GEG
1 stop6h 06mAlaska Airlines
Deal found 12/21$657
This United Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/274:30 pmSEA - IDA
2 stops27h 37mUnited Airlines
Wed 1/11:48 pmIDA - SEA
2 stops26h 37mUnited Airlines
Deal found 12/21$1,035
This United Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/211:30 pmPDX - IDA
2 stops22h 36mUnited Airlines
Fri 12/275:41 pmIDA - PDX
2 stops19h 51mUnited Airlines
Deal found 12/21$1,381

Find flights from Washington to Idaho Falls within your budget

Customize your flight search to find flights from Washington to Idaho Falls that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 22, 2024.

Fly from

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Fly to

Any airport

Route

Depart

Return

Price

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Mon 1/20

11:15 am-1:56 pm

Nonstop1h 41m

Idaho Falls Fanning Field

Mon 1/27

2:46 pm-3:40 pm

Nonstop1h 54m

$88

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Tue 2/18

7:55 pm-10:36 pm

Nonstop1h 41m

Idaho Falls Fanning Field

Wed 2/19

4:07 pm-5:00 pm

Nonstop1h 53m

$157

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Fri 1/24

5:26 pm-3:27 pm

2 stops21h 01m

Idaho Falls Fanning Field

Tue 1/28

8:00 am-12:35 pm

1 stop5h 35m

$227

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 1/21

5:05 pm-10:44 pm

1 stop4h 39m

Idaho Falls Fanning Field

Mon 1/27

6:57 pm-11:57 pm

1 stop6h 00m

$243

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Thu 5/1

5:45 pm-10:38 pm

1 stop3h 53m

Idaho Falls Fanning Field

Thu 5/8

8:00 am-11:00 am

1 stop4h 00m

$274

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Wed 1/15

5:30 am-12:30 pm

1 stop6h 00m

Idaho Falls Fanning Field

Fri 1/17

6:57 pm-12:50 am

1 stop6h 53m

$277

PascoIdaho Falls

PSC - IDA

PSCIDA

Pasco Tri Cities

Sun 1/5

5:35 pm-11:59 pm

1 stop5h 24m

Idaho Falls Fanning Field

Thu 1/9

8:00 am-1:17 pm

1 stop6h 17m

$407

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Wed 1/15

6:10 am-9:08 pm

2 stops13h 58m

Idaho Falls Fanning Field

Fri 1/17

5:50 pm-7:08 pm

2 stops26h 18m

$511

SeattleIdaho Falls

SEA - IDA

SEAIDA

Seattle/Tacoma Intl

Thu 4/10

5:05 am-10:15 pm

1 stop16h 10m

Idaho Falls Fanning Field

Sat 4/12

5:30 am-10:43 am

1 stop6h 13m

$652

PortlandIdaho Falls

PDX - IDA

PDXIDA

Portland

Mon 1/6

5:20 pm-10:44 pm

1 stop4h 24m

Idaho Falls Fanning Field

Tue 1/7

6:57 pm-11:54 pm

1 stop5h 57m

$802

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 22 results
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Best time to book a flight from Washington to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Washington 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 Washington to Idaho Falls

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

What is the cheapest month to book a flight from State of Washington to Idaho Falls?

Currently, October is the cheapest month in which you can book a flight from State of Washington to Idaho Falls (average of $380). Flying from State of Washington 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 WA to IDA?

Find hourly flight availability from Washington 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 December 22, 2024.

When flying from State of Washington to Idaho Falls, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from State of Washington to Idaho Falls

Explore weekly flight availability from Washington to Idaho Falls. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated December 22, 2024.

The most flights from USWA to IDA are scheduled on a Monday (5 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).

Rainfall in Idaho Falls by month

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

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

Get insights into the airlines that provide service to Idaho Falls. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho Falls. Reviews last updated December 22, 2024.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta and United Airlines from Washington to Idaho Falls to help guide your decision. 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
9,537 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Alaska Airlines
8.0
Very good
9,537 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Delta
8.0
Very good
8,594 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

United Airlines
7.4
Good
9,028 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Allegiant Air
7.4
Good
823 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,537 reviews

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.2

Overall

8.0

Entertainment

7.1

Reviews

1 / 10

Things were good, crew was good. It was just the flight itself was very rough. Lots of turbulence, probably one of the shakiest flights I've been on. Kids throwing up, kids crying everywhere because of it.

Related info for your journey

Find useful and relevant information for your journey from Washington 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 airport do you fly into for flights to Idaho Falls from Washington?

    Most people fly into Idaho Falls Fanning Field (IDA) if they book a flight to Idaho Falls from Washington. Fanning Field is conveniently located just 3.8 mi from Idaho Falls’s city center.

  • How popular is this State of Washington to Idaho Falls flight route?

    The Washington to Idaho Falls Fanning Field flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from State of Washington to Idaho Falls one-way?

    The cheapest airlines for a one-way flight from State of Washington to Idaho Falls are Allegiant Air ($54), Alaska Airlines ($119), and Delta ($149).

  • What are the most popular routes from State of Washington to Idaho Falls?

    The most popular flight routes from State of Washington to Idaho Falls are Seattle/Tacoma Intl - Idaho Falls Fanning Field, Spokane - Idaho Falls Fanning Field and Portland - Idaho Falls Fanning Field.

  • What are the most reliable airlines from State of Washington to Idaho Falls?

    Consider Qatar Airways (90%), Alaska Airlines (85%) or Horizon Air (85%) when booking your flight. These represent the most reliable airlines when flying from State of Washington to Idaho Falls.

  • What are the cheapest flights from State of Washington to Idaho Falls?

    The cheapest flight price from State of Washington to Idaho Falls is $140. On average you can expect to pay $318. The most popular route, (Seattle/Tacoma Intl - Idaho Falls Fanning Field), can usually be booked for $196.

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

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

  • How can I find direct flights from Washington to Idaho Falls?

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

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

    Yes. Cheapflights offers flight deals from Washington 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 State of Washington to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from State of Washington to Idaho Falls (average of $380). Flying from State of Washington 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 2 airlines flying from Washington to Idaho Falls

Discover the top 2 airlines that operate flights from Washington to Idaho Falls. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 22, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$187Average$436FlexibilityNo cancel feeOn-time75%
DeltaCheapest$211Average$493FlexibilityNo cancel feeOn-timeN/A
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