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Heidelberg

$543+ 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 5/31. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FRA
may. 4 — may. 111
dom. 5/4
dom. 5/11
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 abril 29, 2025.

Round-trip from

$810
(Expedia)

One-way from

$543
(Kiwi.com)

Popular in

May

Cheapest in

October

Average price

$900
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. 5% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in April 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 abril 29, 2025.

This Finnair deal was found by Cheapflights users on 4/28. 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.
mar. 12/27:21 amBOI - FRA
1 stop15h 54mMultiple Airlines
lun. 12/157:20 pmFRA - BOI
2 stops34h 04mMultiple Airlines
Deal found 4/28$745
This United Airlines deal was found by Cheapflights users on 4/28. 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.
jue. 10/307:00 amBOI - FRA
1 stop21h 35mUnited Airlines
vie. 11/285:10 pmFRA - BOI
2 stops37h 55mUnited Airlines
Deal found 4/28$776
This Booking.com deal was found by Cheapflights users on 4/28. 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.
vie. 9/1212:27 pmBOI - FRA
2 stops58h 03mAir Canada
dom. 9/2110:15 amFRA - BOI
2 stops35h 34mAir Canada
Deal found 4/28$885
This Gurufare deal was found by Cheapflights users on 4/28. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 5/61:00 pmBOI - FRA
1 stop15h 25mCondor
sáb. 5/102:05 pmFRA - BOI
1 stop16h 34mCondor
Deal found 4/28$1,019
This Finnair deal was found by Cheapflights users on 4/28. 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.
lun. 5/267:14 amBOI - FRA
1 stop17h 31mFinnair
lun. 6/97:20 pmFRA - BOI
2 stops34h 45mFinnair
Deal found 4/28$1,105
This American Airlines deal was found by Cheapflights users on 4/29. 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.
sáb. 7/57:00 amBOI - FRA
1 stop17h 45mAmerican Airlines
mié. 7/2310:55 amFRA - BOI
1 stop19h 00mAmerican Airlines
Deal found 4/29$1,133
This Scandinavian Airlines deal was found by Cheapflights users on 4/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/33:05 pmBOI - FRA
3 stops22h 40mScandinavian Airlines
vie. 10/177:00 amFRA - BOI
3 stops19h 31mScandinavian Airlines
Deal found 4/28$1,165
This oojo deal was found by Cheapflights users on 4/28. 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.
mar. 5/61:00 pmBOI - FRA
2 stops16h 00mIcelandair
sáb. 5/102:00 pmFRA - BOI
2 stops16h 39mIcelandair
Deal found 4/28$1,178
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
mar. 5/66:30 amBOI - FRA
2 stops23h 05mAlaska Airlines
sáb. 5/1012:30 pmFRA - BOI
1 stop18h 25mAlaska Airlines
Deal found 4/28$1,179
This Delta deal was found by Cheapflights users on 4/28. 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.
lun. 7/145:40 amBOI - FRA
2 stops19h 00mDelta
jue. 7/3111:00 amFRA - BOI
2 stops20h 59mDelta
Deal found 4/28$2,046
This AranGrant deal was found by Cheapflights users on 4/28. 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.
lun. 7/1410:45 amBOI - FRA
1 stop14h 35mLufthansa
vie. 8/110:50 amFRA - BOI
1 stop20h 02mLufthansa
Deal found 4/28$2,096
This AranGrant deal was found by Cheapflights users on 4/27. 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.
mar. 7/153:35 pmBOI - FRA
2 stops19h 25mIberia
jue. 7/316:30 amFRA - BOI
2 stops24h 45mIberia
Deal found 4/27$3,166

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 abril 29, 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

mié. 5/28

1:00 pm-12:40 pm

1 stop15h 40m

Frankfurt am Main

mié. 6/4

1:45 pm-10:42 pm

1 stop16h 57m

$810

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

lun. 5/19

11:02 am-9:10 am

1 stop14h 08m

Frankfurt am Main

sáb. 5/31

5:05 pm-6:01 pm

2 stops32h 56m

$956

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

mar. 5/6

1:00 pm-12:25 pm

1 stop15h 25m

Frankfurt am Main

sáb. 5/10

2:05 pm-10:39 pm

1 stop16h 34m

$1,019

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

sáb. 7/5

7:00 am-11:00 am

2 stops44h 00m

Frankfurt am Main

mié. 7/23

2:20 pm-9:34 pm

2 stops39h 14m

$1,075

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

lun. 5/26

7:14 am-8:45 am

1 stop17h 31m

Frankfurt am Main

lun. 6/9

7:20 pm-10:05 pm

2 stops34h 45m

$1,105

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

sáb. 7/5

7:00 am-8:45 am

1 stop17h 45m

Frankfurt am Main

mié. 7/23

10:55 am-9:55 pm

1 stop19h 00m

$1,133

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

mar. 5/6

1:00 pm-1:00 pm

2 stops16h 00m

Frankfurt am Main

sáb. 5/10

2:00 pm-10:39 pm

2 stops16h 39m

$1,178

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

mar. 5/6

6:30 am-1:35 pm

2 stops23h 05m

Frankfurt am Main

sáb. 5/10

12:30 pm-10:55 pm

1 stop18h 25m

$1,179

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

lun. 5/26

10:46 am-5:45 pm

3 stops22h 59m

Frankfurt am Main

lun. 6/9

7:00 am-8:22 pm

3 stops21h 22m

$2,002

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

lun. 7/14

5:40 am-8:40 am

2 stops19h 00m

Frankfurt am Main

jue. 7/31

11:00 am-11:59 pm

2 stops20h 59m

$2,046

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 17 results
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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 abril 29, 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 abril 29, 2025.
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Finnair
7.6
Good
1,275 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Scandinavian Airlines
7.3
Good
1,349 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Comfort

7.9

Food

7.1

Entertainment

7.1

Crew

8.5

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 Air Canada. According to our data, you can fly for as low as $603. Users have also found prices from $608 and $840 on United Airlines and Scandinavian Airlines, 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 $1,086). 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.
Boise to Frankfurt flights
Spokane to Frankfurt flights
Spokane to Munich flights
Boise to Munich flights
Jackson to Munich flights
Spokane to Stuttgart flights
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 abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$704Average$1,088FlexibilityNo cancel feeOn-time69%

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