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$351+ Cheap flights from Boise (BOI) to Heidelberg, Germany

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 4/27. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FRA
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Boise to Heidelberg

Keep the following information in mind while searching for Boise to Heidelberg flight deals. Data was last updated March 31, 2025.

Round-trip from

$670
(Orbitz)

One-way from

$351
(Condor)

Popular in

July

Cheapest in

April

Average price

$940
From Boise Air Term. Gowen Fld to Heidelberg
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One-way flight from Boise Air Term. Gowen Fld to Heidelberg
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Highest demand for flights based on searches. 6% potential increase in price ($69 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Boise to Heidelberg

Cheapest flights from Boise to Heidelberg
Explore the most affordable flight options available from Boise to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Orbitz deal was found by Cheapflights users on 3/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/272:41 pmBOI - FRA
1 stop13h 29mMultiple Airlines
Sun 5/111:45 pmFRA - BOI
1 stop16h 54mMultiple Airlines
Deal found 3/30$670
This Booking.com deal was found by Cheapflights users on 3/30. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/236:48 amBOI - FRA
2 stops20h 12mAir Canada
Fri 11/2810:05 amFRA - BOI
2 stops21h 00mAir Canada
Deal found 3/30$768
This United Airlines deal was found by Cheapflights users on 3/30. 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 10/238:40 amBOI - FRA
2 stops18h 25mUnited Airlines
Fri 11/2811:10 amFRA - BOI
1 stop19h 55mUnited Airlines
Deal found 3/30$773
This Expedia deal was found by Cheapflights users on 3/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/153:39 pmBOI - FRA
2 stops20h 06mScandinavian Airlines
Thu 5/228:30 pmFRA - BOI
2 stops34h 58mScandinavian Airlines
Deal found 3/31$940
This Ovago deal was found by Cheapflights users on 3/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/272:41 pmBOI - FRA
1 stop13h 29mCondor
Sat 5/32:05 pmFRA - BOI
1 stop14h 02mCondor
Deal found 3/30$948
This Virgin Atlantic deal was found by Cheapflights users on 3/30. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2110:30 amBOI - FRA
2 stops15h 20mVirgin Atlantic
Tue 8/510:40 amFRA - BOI
1 stop19h 53mVirgin Atlantic
Deal found 3/30$1,095
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 4/86:37 amBOI - FRA
2 stops23h 03mAlaska Airlines
Wed 4/301:45 pmFRA - BOI
2 stops27h 43mAlaska Airlines
Deal found 3/31$1,128
This Gotogate deal was found by Cheapflights users on 3/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/2410:42 amBOI - FRA
1 stop16h 48mLufthansa
Mon 6/3010:15 pmFRA - BOI
2 stops27h 52mLufthansa
Deal found 3/30$1,272
This Delta deal was found by Cheapflights users on 3/30. 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.
Tue 7/157:30 amBOI - FRA
2 stops18h 20mDelta
Tue 8/510:40 amFRA - BOI
1 stop19h 53mDelta
Deal found 3/30$1,984
This oojo deal was found by Cheapflights users on 3/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/284:20 pmBOI - FRA
2 stops36h 40mIcelandair
Wed 5/142:00 pmFRA - BOI
2 stops40h 42mIcelandair
Deal found 3/30$2,901
This AranGrant deal was found by Cheapflights users on 3/31. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/58:05 amBOI - FRA
2 stops27h 40mBritish Airways
Mon 5/193:00 pmFRA - BOI
2 stops39h 42mBritish Airways
Deal found 3/31$7,531

Cheapflights Fare Finder

Customize your flight search to find flights from Boise to Heidelberg 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 March 31, 2025.
Use the filters below to find and compare flights from Boise to Heidelberg that are best for you.

Fly from

Boise

Fly to

Heidelberg

Route

Depart

Return

Price

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Sun 4/27

2:41 pm-12:10 pm

1 stop13h 29m

Frankfurt am Main

Sun 5/11

1:45 pm-10:39 pm

1 stop16h 54m

$670

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Thu 5/15

3:39 pm-7:45 pm

2 stops20h 06m

Frankfurt am Main

Thu 5/22

8:30 pm-11:28 pm

2 stops34h 58m

$940

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Sat 4/26

5:25 pm-11:30 am

1 stop34h 05m

Frankfurt am Main

Sat 5/10

5:05 pm-6:00 pm

2 stops32h 55m

$945

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Sun 4/27

2:41 pm-12:10 pm

1 stop13h 29m

Frankfurt am Main

Sat 5/3

2:05 pm-8:07 pm

1 stop14h 02m

$948

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Mon 7/21

5:42 pm-8:10 am

2 stops30h 28m

Frankfurt am Main

Tue 8/5

9:55 am-1:29 pm

2 stops35h 34m

$1,074

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Mon 7/21

10:30 am-9:50 am

2 stops15h 20m

Frankfurt am Main

Tue 8/5

10:40 am-10:33 pm

1 stop19h 53m

$1,095

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Tue 6/24

10:42 am-11:30 am

1 stop16h 48m

Frankfurt am Main

Mon 6/30

10:15 pm-6:07 pm

2 stops27h 52m

$1,272

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Tue 7/15

7:30 am-9:50 am

2 stops18h 20m

Frankfurt am Main

Tue 8/5

10:40 am-10:33 pm

1 stop19h 53m

$1,984

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Mon 4/28

4:20 pm-1:00 pm

2 stops36h 40m

Frankfurt am Main

Wed 5/14

2:00 pm-10:42 pm

2 stops40h 42m

$2,901

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Mon 4/28

7:04 pm-5:45 am

2 stops26h 41m

Frankfurt am Main

Wed 5/14

1:45 pm-10:39 pm

1 stop16h 54m

$3,162

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 17 results
1
2

Best time to book a flight from Boise to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg 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 Heidelberg

What is the cheapest time of day to fly from BOI to HE1?

Find hourly flight availability from Boise to Heidelberg. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

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

Rainfall in Heidelberg by month

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

In terms of precipitation, rainfall in Heidelberg ranges from 1.6 - 2.8 inches per month. June is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Heidelberg when rainfall is around 1.6 in.

Temperature in Heidelberg by month

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

If weather is an important factor for your trip to Heidelberg, 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 64.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 33.8 F).

Reviews of airlines servicing Heidelberg

Get insights into the airlines that provide service to Heidelberg. 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 Heidelberg. Reviews last updated March 31, 2025.
Read reviews from past customers who have flown Alaska Airlines, United Airlines and Scandinavian Airlines from Boise to Heidelberg. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Scandinavian Airlines
7.3
Good
1,326 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Air Canada
7.0
Good
9,004 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Icelandair
7.0
Good
476 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Crew

8.5

Overall

8.0

Entertainment

7.1

Boarding

8.2

Comfort

7.9

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Boise to Heidelberg. 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 Heidelberg?

    Boise Air Term. Gowen Fld (BOI) is the airport you will fly out of if you book a flight from Boise to Heidelberg. You should not have trouble finding flights to Heidelberg from Air Term. Gowen Fld; the airport handles an average of 0 outbound flights to Heidelberg per day. You should also have plenty of airline options to choose from since 1 airline has flights from the Boise airport to Heidelberg. It is only a 3.3 mi journey to Air Term. Gowen Fld (BOI) from Boise’s city center.

  • What are the cheapest airlines to fly from Boise to Heidelberg one-way?

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $569. Users have also found prices from $742 and $849 on Scandinavian Airlines and Lufthansa, respectively.

  • Can I find deals for flights from Boise to Heidelberg that include hotel bookings?

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

  • How can I find direct flights from Boise to Heidelberg?

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

  • Can I find deals for business class flights from Boise to Heidelberg?

    Yes. Cheapflights offers flight deals from Boise to Heidelberg 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 Boise to Heidelberg?

    Currently, January is the cheapest month in which you can book a flight from Boise to Heidelberg (average of $729). Flying from Boise to Heidelberg in June is currently the most expensive (average of $1,079). 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 Boise to Heidelberg

See prices for flight routes from nearby airports that may be better suited for you.
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Jackson to Frankfurt flights

Top airline flying from Boise to Heidelberg

Discover the top airline that operate flights from Boise to Heidelberg. 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$704Average$1,083FlexibilityNo cancel feeOn-time69%
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