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Heidelberg

$382+ 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FRA
dic. 10 — dic. 171
mié. 12/10
mié. 12/17
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 noviembre 10, 2025.

Round-trip from

$544
(Kiwi.com)

One-way from

$382
(Thrive Travel)

Popular in

September

Cheapest in

August

Average price

$1,196
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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High demand for flights, 5% potential price rise
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Cheapest flight prices on average. 5% potential price decrease ($53 potential savings vs. average RT price).
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Average for round-trip flights in November 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 noviembre 10, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/8. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/242:31 pmBOI - FRA
1 stop12h 59mLufthansa
lun. 12/810:15 pmFRA - BOI
2 stops27h 52mLufthansa
Deal found 11/8$544
This AirNGo deal was found by Cheapflights users on 11/8. 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 AirNGo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/2412:50 pmBOI - FRA
2 stops35h 00mVirgin Atlantic
lun. 12/810:40 amFRA - BOI
2 stops21h 29mVirgin Atlantic
Deal found 11/8$553
This Finnair deal was found by Cheapflights users on 11/9. 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. 12/86:44 amBOI - FRA
1 stop16h 31mMultiple Airlines
lun. 12/1510:15 amFRA - BOI
1 stop20h 10mMultiple Airlines
Deal found 11/9$581
This Delta deal was found by Cheapflights users on 11/8. 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. 11/2411:39 pmBOI - FRA
1 stop25h 01mDelta
lun. 12/89:50 amFRA - BOI
1 stop35h 04mDelta
Deal found 11/8$599
This United Airlines deal was found by Cheapflights users on 11/9. 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.
mar. 12/98:15 amBOI - FRA
2 stops18h 50mUnited Airlines
mar. 12/1610:10 amFRA - BOI
1 stop21h 34mUnited Airlines
Deal found 11/9$602
This Finnair deal was found by Cheapflights users on 11/8. 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.
vie. 11/147:00 amBOI - FRA
1 stop16h 15mMultiple Airlines
mar. 11/1810:15 amFRA - BOI
1 stop20h 17mMultiple Airlines
Deal found 11/8$606
This Trip.com deal was found by Cheapflights users on 11/8. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/2411:39 pmBOI - FRA
1 stop25h 01mKLM
lun. 12/87:20 pmFRA - BOI
2 stops28h 42mKLM
Deal found 11/8$608
This Virgin Atlantic deal was found by Cheapflights users on 11/9. 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.
mié. 11/195:35 amBOI - FRA
2 stops18h 15mVirgin Atlantic
dom. 11/2310:40 amFRA - BOI
2 stops21h 29mVirgin Atlantic
Deal found 11/9$610
This Delta deal was found by Cheapflights users on 11/7. 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.
mié. 11/195:35 amBOI - FRA
2 stops18h 15mDelta
dom. 11/239:50 amFRA - BOI
1 stop34h 49mDelta
Deal found 11/7$616

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 noviembre 10, 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

lun. 11/24

2:31 pm-11:30 am

1 stop12h 59m

Frankfurt am Main

lun. 12/8

10:15 pm-6:07 pm

2 stops27h 52m

$544

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

lun. 11/24

12:50 pm-7:50 am

2 stops35h 00m

Frankfurt am Main

lun. 12/8

10:40 am-12:09 am

2 stops21h 29m

$553

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

vie. 2/13

1:24 pm-3:40 pm

2 stops18h 16m

Frankfurt am Main

mié. 2/25

10:15 am-10:36 pm

1 stop20h 21m

$577

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

lun. 12/8

6:44 am-7:15 am

1 stop16h 31m

Frankfurt am Main

lun. 12/15

10:15 am-10:25 pm

1 stop20h 10m

$581

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

lun. 12/8

5:20 am-8:40 am

2 stops19h 20m

Frankfurt am Main

lun. 12/15

10:40 am-10:15 am

2 stops31h 35m

$585

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

mar. 12/9

12:16 pm-1:05 pm

2 stops16h 49m

Frankfurt am Main

mar. 12/16

12:15 pm-9:59 am

2 stops29h 44m

$599

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

lun. 11/24

11:39 pm-8:40 am

1 stop25h 01m

Frankfurt am Main

lun. 12/8

9:50 am-12:54 pm

1 stop35h 04m

$599

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

sáb. 11/15

7:00 pm-9:35 am

1 stop30h 35m

$382

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

sáb. 11/15

4:57 pm-11:15 am

3 stops34h 18m

$663

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

sáb. 12/20

11:47 pm-8:40 am

1 stop24h 53m

$1,076

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/8

Showing 1-10 of 13 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 noviembre 10, 2025.

It’s optimal to fly from Boise to Heidelberg in the evening. By choosing this option you can save up to 17% on the cost of your flight, compared to a flight in the afternoon.

How much does it cost to fly round-trip from Boise to Heidelberg?

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 noviembre 10, 2025.
Read reviews from past customers who have flown United Airlines from Boise to Heidelberg. 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.
United Airlines
7.4
Good
9,012 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,012 reviews
United Airlines
7.4
Good
9,012 reviews

Crew

8.1

Overall

7.4

Entertainment

7.1

Comfort

7.3

Boarding

7.7

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

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.

  • How long is the flight from Boise to Heidelberg?

    There are many flights that can get you from Boise to Heidelberg in 12h 59m. Fly via Lufthansa, Virgin Atlantic, or American Airlines to get the fastest option. Airlines will cover a distance of 5162 mi. This flight may include one or multiple stops.

  • 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.

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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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 noviembre 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$689Average$971FlexibilityNo cancel feeOn-time69%

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