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Frankfurt am Main

$519+ Cheap flights from Boise (BOI) to Frankfurt am Main

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FRA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap flight deals from Boise to Frankfurt am Main

Best flights from Boise to Frankfurt am Main
Discover carefully curated flight deals from Boise to Frankfurt am Main that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

This United Airlines deal was found by Cheapflights users on 12/17. 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.
Thu 1/299:48 amBOI - FRA
2 stops20h 17mUnited Airlines
Thu 2/55:10 pmFRA - BOI
2 stops36h 42mUnited Airlines
Deal found 12/17$590
This Finnair deal was found by Cheapflights users on 12/17. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/167:00 amBOI - FRA
1 stop17h 15mMultiple Airlines
Tue 3/2410:15 amFRA - BOI
1 stop19h 21mMultiple Airlines
Deal found 12/17$610
This United Airlines deal was found by Cheapflights users on 12/15. 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 1/3010:28 amBOI - FRA
2 stops23h 37mUnited Airlines
Tue 2/35:10 pmFRA - BOI
2 stops36h 42mUnited Airlines
Deal found 12/15$590
This United Airlines deal was found by Cheapflights users on 12/17. 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.
Wed 2/46:40 amBOI - FRA
2 stops25h 25mUnited Airlines
Sun 2/81:20 pmFRA - BOI
1 stop16h 03mUnited Airlines
Deal found 12/17$606
This United Airlines deal was found by Cheapflights users on 12/16. 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 3/137:47 amBOI - FRA
1 stop16h 38mUnited Airlines
Fri 3/208:40 amFRA - BOI
1 stop21h 16mUnited Airlines
Deal found 12/16$610

Find flight deals from Boise to Frankfurt am Main

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Frankfurt am Main (FK0). 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 18, 2025.

Round-trip from

$548
(Kiwi.com)

One-way from

$519
(Air France)

Popular in

September

Cheapest in

August

Average price

$1,062
From Boise Air Term. Gowen Fld to Frankfurt am Main
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One-way flight from Boise Air Term. Gowen Fld to Frankfurt am Main
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 5% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise to Frankfurt am Main 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 18, 2025.
Use the filters below to find and compare flights from Boise to Frankfurt am Main that are best for you.

Fly from

Boise

Fly to

Frankfurt am Main

Route

Depart

Return

Price

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Thu 1/29

9:48 am-2:05 pm

2 stops20h 17m

Frankfurt am Main

Thu 2/5

5:10 pm-9:52 pm

2 stops36h 42m

$590

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Fri 1/30

10:28 am-6:05 pm

2 stops23h 37m

Frankfurt am Main

Tue 2/3

5:10 pm-9:52 pm

2 stops36h 42m

$590

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Wed 2/4

6:40 am-4:05 pm

2 stops25h 25m

Frankfurt am Main

Sun 2/8

1:20 pm-9:23 pm

1 stop16h 03m

$606

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Mon 3/16

7:00 am-7:15 am

1 stop17h 15m

Frankfurt am Main

Tue 3/24

10:15 am-10:36 pm

1 stop19h 21m

$610

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Fri 3/13

7:47 am-7:25 am

1 stop16h 38m

Frankfurt am Main

Fri 3/20

8:40 am-10:56 pm

1 stop21h 16m

$610

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Wed 12/31

5:50 am-8:40 am

2 stops18h 50m

$519

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Thu 1/1

5:30 am-11:15 am

2 stops21h 45m

$523

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Wed 5/13

7:06 pm-10:10 pm

3 stops43h 04m

$561

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Wed 12/31

10:42 am-9:20 am

1 stop14h 38m

$570

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Thu 1/1

10:42 am-9:20 am

1 stop14h 38m

$570

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 15 results
1
2

Best time to book a flight from Boise to Frankfurt am Main

Have a flexible travel schedule? Discover the best time to fly to Frankfurt am Main from Boise 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 Boise to Frankfurt am Main

What is the cheapest time of day to fly from BOI to FRA?

Find hourly flight availability from Boise to Frankfurt am Main. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

When flying from Boise to Frankfurt am Main, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 25% versus a flight in the afternoon.

How much does it cost to fly round-trip from Boise to Frankfurt am Main?

Reviews of airlines servicing Frankfurt am Main

Get insights into the airlines that provide service to Frankfurt am Main. 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 Frankfurt am Main. Reviews last updated December 18, 2025.
Peruse reviews from past customers who have flown with United Airlines from Boise to Frankfurt am Main to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,091 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability
United Airlines
7.4
Good
9,091 reviews
United Airlines
7.4
Good
9,091 reviews

Comfort

7.3

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
4.0
Okay

Kevin,Dec 2025

BOS - EWR

Seems like every United flight has a delay and it’s always someone else’s fault. Step up and take some accountability

Related info for your journey

Find useful and relevant information for your journey from Boise to Frankfurt am Main. 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 from for flights from Boise to Frankfurt am Main?

    Most people fly from Boise Air Term. Gowen Fld (BOI) if they book a flight from Boise to Frankfurt am Main. On average, Air Term. Gowen Fld has 0 outbound flights to Frankfurt am Main per day from 1 airline. Boise Air Term. Gowen Fld is conveniently located just 3.3 mi from Boise’s city center.

  • How long is the flight from Boise to Frankfurt am Main?

    Departing from Boise to Frankfurt am Main will take you 20h 17m. Boise and Frankfurt am Main are separated by a distance of 5162 mi.

  • What is the cheapest airline to fly from Boise to Frankfurt am Main round-trip?

    United Airlines, at $670, was found to be the cheapest airline from Boise to Frankfurt am Main.. United Airlines is priced at 35% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Boise to Frankfurt am Main that include hotel bookings?

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

  • How can I find direct flights from Boise to Frankfurt am Main?

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

  • Can I find deals for business class flights from Boise to Frankfurt am Main?

    Yes. Cheapflights offers flight deals from Boise to Frankfurt am Main by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Boise to Frankfurt am Main

Discover the top airline that operate flights from Boise to Frankfurt am Main. 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 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$670Average$914FlexibilityNo cancel feeOn-time69%

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