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$544+ Cheap flights from Frankfurt (FRA) to Idaho

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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
FRA — BOI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Frankfurt to Idaho

Keep the following information in mind while searching for Frankfurt to Idaho flight deals. Data was last updated June 12, 2025.

Round-trip from

$638
(FlightHub)

One-way from

$544
(Kiwi.com)

Popular in

January

Cheapest in

February

Average price

$855
From Frankfurt am Main to Idaho
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One-way flight from Frankfurt am Main to Idaho
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Highest demand for flights based on searches. 9% potential increase in price ($86 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Frankfurt to Idaho

Cheapest flights from Frankfurt to Idaho
Explore the most affordable flight options available from Frankfurt to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/238:30 pmFRA - BOI
2 stops30h 01mScandinavian Airlines
Tue 10/283:05 pmBOI - FRA
2 stops40h 25mScandinavian Airlines
Deal found 6/10$638
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/49:20 amFRA - JAC
1 stop33h 56mAmerican Airlines
Wed 8/2011:04 amJAC - FRA
1 stop36h 16mAmerican Airlines
Deal found 6/11$714
This Delta deal was found by Cheapflights users on 6/11. 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 8/1510:40 amFRA - JAC
1 stop17h 13mDelta
Sun 9/77:30 amJAC - FRA
2 stops25h 45mDelta
Deal found 6/11$716
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2210:55 amFRA - BOI
1 stop33h 51mAmerican Airlines
Thu 9/116:59 amBOI - FRA
2 stops27h 21mAmerican Airlines
Deal found 6/11$725
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2210:55 amFRA - GEG
1 stop21h 00mMultiple Airlines
Tue 9/25:46 pmGEG - FRA
2 stops17h 04mMultiple Airlines
Deal found 6/10$732
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2310:45 amFRA - BOI
1 stop18h 27mMultiple Airlines
Tue 10/286:05 pmBOI - FRA
2 stops18h 35mMultiple Airlines
Deal found 6/12$734
This United Airlines deal was found by Cheapflights users on 6/10. 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 9/125:05 pmFRA - GEG
2 stops36h 58mUnited Airlines
Sat 9/201:38 pmGEG - FRA
2 stops34h 27mUnited Airlines
Deal found 6/10$743
This American Airlines deal was found by Cheapflights users on 6/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2210:55 amFRA - GEG
1 stop21h 00mAmerican Airlines
Tue 9/26:00 amGEG - FRA
1 stop17h 45mAmerican Airlines
Deal found 6/10$745
This United Airlines deal was found by Cheapflights users on 6/12. 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 7/49:55 amFRA - BOI
2 stops19h 39mUnited Airlines
Fri 8/810:50 amBOI - FRA
2 stops21h 15mUnited Airlines
Deal found 6/12$754
This Flighttix deal was found by Cheapflights users on 6/11. 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 Flighttix is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2310:55 amFRA - BOI
1 stop18h 48mIberia
Fri 9/126:59 amBOI - FRA
1 stop17h 46mIberia
Deal found 6/11$771
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Mon 8/410:15 amFRA - JAC
2 stops34h 35mUnited Airlines
Wed 8/209:30 amJAC - FRA
2 stops18h 35mUnited Airlines
Deal found 6/10$775
This Delta deal was found by Cheapflights users on 6/12. 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.
Thu 6/266:00 amFRA - BOI
2 stops22h 35mDelta
Tue 7/111:40 pmBOI - FRA
1 stop25h 15mDelta
Deal found 6/12$786

Cheapflights Fare Finder

Customize your flight search to find flights from Frankfurt to Idaho 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 June 12, 2025.
Use the filters below to find and compare flights from Frankfurt am Main Airport to Idaho that are best for you.

Fly from

Frankfurt

Fly to

Idaho

Route

Depart

Return

Price

Frankfurt am MainBoise

FRA - BOI

FRABOI

Frankfurt am Main

Thu 10/23

8:30 pm-6:31 pm

2 stops30h 01m

Boise Air Term. Gowen Fld

Tue 10/28

3:05 pm-2:30 pm

2 stops40h 25m

$638

Frankfurt am MainJackson

FRA - JAC

FRAJAC

Frankfurt am Main

Mon 8/4

9:20 am-11:16 am

1 stop33h 56m

Jackson Hole

Wed 8/20

11:04 am-7:20 am

1 stop36h 16m

$714

Frankfurt am MainJackson

FRA - JAC

FRAJAC

Frankfurt am Main

Fri 8/15

10:40 am-7:53 pm

1 stop17h 13m

Jackson Hole

Sun 9/7

7:30 am-5:15 pm

2 stops25h 45m

$716

Frankfurt am MainBoise

FRA - BOI

FRABOI

Frankfurt am Main

Fri 8/22

10:55 am-12:46 pm

1 stop33h 51m

Boise Air Term. Gowen Fld

Thu 9/11

6:59 am-6:20 pm

2 stops27h 21m

$725

Frankfurt am MainSpokane

FRA - GEG

FRAGEG

Frankfurt am Main

Fri 8/22

10:55 am-10:55 pm

1 stop21h 00m

Spokane

Tue 9/2

5:46 pm-7:50 pm

2 stops17h 04m

$732

Frankfurt am MainBoise

FRA - BOI

FRABOI

Frankfurt am Main

Thu 10/23

10:45 am-9:12 pm

1 stop18h 27m

Boise Air Term. Gowen Fld

Tue 10/28

7:30 am-7:15 am

1 stop16h 45m

$736

Frankfurt am MainSpokane

FRA - GEG

FRAGEG

Frankfurt am Main

Fri 9/12

5:05 pm-9:03 pm

2 stops36h 58m

Spokane

Sat 9/20

1:38 pm-9:05 am

2 stops34h 27m

$743

Frankfurt am MainSpokane

FRA - GEG

FRAGEG

Frankfurt am Main

Fri 8/22

10:55 am-10:55 pm

1 stop21h 00m

Spokane

Tue 9/2

6:00 am-8:45 am

1 stop17h 45m

$745

Frankfurt am MainBoise

FRA - BOI

FRABOI

Frankfurt am Main

Fri 7/4

9:55 am-9:34 pm

2 stops19h 39m

Boise Air Term. Gowen Fld

Fri 8/8

10:50 am-4:05 pm

2 stops21h 15m

$754

Frankfurt am MainBoise

FRA - BOI

FRABOI

Frankfurt am Main

Sat 8/23

10:55 am-9:43 pm

1 stop18h 48m

Boise Air Term. Gowen Fld

Fri 9/12

6:59 am-8:45 am

1 stop17h 46m

$771

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 35 results
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Best time to book a flight from Frankfurt to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho from Frankfurt 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.

Cheapflights Insights

Everything you need to know about your flight from Frankfurt am Main Airport to Idaho

What is the cheapest month to book a flight from Frankfurt am Main Airport to Idaho?

Currently, October is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Idaho (average of $314). Flying from Frankfurt am Main Airport to Idaho in June is currently the most expensive (average of $395). 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.

Rainfall in Idaho by month

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

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

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

If weather is an important factor for your trip to Idaho, 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 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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. Reviews last updated June 12, 2025.
See what other customers who have flown with Delta, KLM and SWISS from Frankfurt am Main to Idaho have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.5
Good
1,623 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Virgin Atlantic
7.4
Good
652 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What are the cheapest airlines to fly from Frankfurt am Main Airport to Idaho one-way?

    The cheapest airlines for a one-way flight from Frankfurt am Main Airport to Idaho are Lufthansa ($780), SWISS ($792), and Icelandair ($994).

  • What are the most popular routes from Frankfurt am Main Airport to Idaho?

    Most travelers choose Frankfurt am Main - Boise Air Term. Gowen Fld, Frankfurt am Main - Spokane or Frankfurt am Main - Jackson Hole when deciding on the best route from Frankfurt am Main Airport to Idaho.

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

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

  • How can I find direct flights from Frankfurt to Idaho?

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

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

    Yes. Cheapflights offers flight deals from Frankfurt to Idaho 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 Frankfurt am Main Airport to Idaho?

    Currently, October is the cheapest month in which you can book a flight from Frankfurt am Main Airport to Idaho (average of $314). Flying from Frankfurt am Main Airport to Idaho in June is currently the most expensive (average of $395). 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.

See more FAQs

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Alternative routes for Frankfurt to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Frankfurt to Idaho

Discover the top airline that operate flights from Frankfurt to Idaho. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$723Average$733FlexibilityNo cancel feeOn-time69%

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