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Heidelberg

$412+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FRA
Jul 15 — Jul 221
Wed 7/15
Wed 7/22
1 adult, Economy
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Cheap 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 June 15, 2026.

This Condor 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:08 pm
BOI
-
FRA
1 stop15h 02m
Multiple Airlines
Thu 10/222:35 pm
FRA
-
BOI
1 stop17h 23m
Multiple Airlines
Deal found 6/12$649
This Orbitz deal was found by Cheapflights users on 6/13. 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.
Tue 9/292:16 pm
BOI
-
FRA
1 stop14h 54m
Multiple Airlines
Tue 10/202:15 pm
FRA
-
BOI
1 stop17h 43m
Multiple Airlines
Deal found 6/13$736
This Cheapflightsfares deal was found by Cheapflights users on 6/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/151:15 pm
BOI
-
FRA
1 stop15h 55m
Multiple Airlines
Tue 10/132:15 pm
FRA
-
BOI
1 stop17h 43m
Multiple Airlines
Deal found 6/14$739
This Cheapflightsfares deal was found by Cheapflights users on 6/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/171:31 pm
BOI
-
FRA
1 stop13h 24m
Multiple Airlines
Tue 9/222:15 pm
FRA
-
BOI
1 stop14h 20m
Multiple Airlines
Deal found 6/14$764
This Condor 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:08 pm
BOI
-
FRA
1 stop14h 37m
Multiple Airlines
Tue 10/132:15 pm
FRA
-
BOI
1 stop17h 43m
Multiple Airlines
Deal found 6/10$767
This Condor 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:52 am
BOI
-
FRA
1 stop17h 48m
Multiple Airlines
Mon 8/2411:30 am
FRA
-
BOI
1 stop20h 25m
Multiple Airlines
Deal found 6/10$816
This Cheapflightsfares deal was found by Cheapflights users on 6/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/151:15 pm
BOI
-
FRA
1 stop15h 55m
Multiple Airlines
Tue 10/611:40 am
FRA
-
BOI
1 stop17h 40m
Multiple Airlines
Deal found 6/14$822
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:05 pm
BOI
-
FRA
2 stops32h 05m
Air Canada
Thu 11/1210:40 am
FRA
-
BOI
2 stops40h 36m
Air Canada
Deal found 6/10$828
This Cheapflightsfares deal was found by Cheapflights users on 6/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:52 am
BOI
-
FRA
1 stop17h 48m
Multiple Airlines
Thu 8/2011:40 am
FRA
-
BOI
1 stop18h 47m
Multiple Airlines
Deal found 6/13$833
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 am
BOI
-
FRA
2 stops20h 10m
Air Canada
Thu 11/1210:40 am
FRA
-
BOI
2 stops40h 36m
Air Canada
Deal found 6/10$836
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:00 am
BOI
-
FRA
2 stops20h 10m
Air Canada
Wed 11/115:10 pm
FRA
-
BOI
2 stops37h 55m
Air Canada
Deal found 6/10$844
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.
Wed 11/48:40 am
BOI
-
FRA
2 stops17h 25m
United Airlines
Tue 11/1010:15 am
FRA
-
BOI
2 stops20h 50m
United Airlines
Deal found 6/10$846

Find flight deals from Boise to Heidelberg

Keep the following information in mind while searching for Boise to Heidelberg flight deals. Data was last updated June 15, 2026.

Round-trip from

$649
(Condor)

One-way from

$412
(Travelocity)
From Boise Air Term. Gowen Fld to Heidelberg
Search Deals
One-way flight from Boise Air Term. Gowen Fld to Heidelberg
Search Deals

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 June 15, 2026.
Use the filters below to find and compare flights from Boise to Heidelberg that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Tue 10/13

2:08 pm-1:10 pm

1 stop15h 02m

Frankfurt am Main

Thu 10/22

2:35 pm-11:58 pm

1 stop17h 23m

$649

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Tue 9/15

2:41 pm-6:05 pm

2 stops19h 24m

Frankfurt am Main

Tue 10/6

5:05 pm-9:35 pm

2 stops36h 30m

$939

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Wed 10/7

8:15 am-9:45 am

1 stop17h 30m

Frankfurt am Main

Tue 10/13

5:05 pm-9:35 pm

2 stops36h 30m

$942

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Tue 10/13

6:25 am-9:20 am

1 stop18h 55m

Frankfurt am Main

Thu 10/22

5:05 pm-5:43 pm

2 stops32h 38m

$942

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Thu 7/9

1:06 pm-1:10 pm

1 stop16h 04m

Frankfurt am Main

Thu 7/23

11:55 am-11:48 pm

1 stop19h 53m

$949

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Tue 9/29

8:15 am-9:45 am

1 stop17h 30m

Frankfurt am Main

Thu 10/22

9:15 am-10:33 pm

2 stops21h 18m

$955

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Sun 8/9

6:44 am-8:45 am

1 stop18h 01m

Frankfurt am Main

Mon 8/24

7:20 pm-10:11 pm

2 stops34h 51m

$960
Quickest round-trip

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Fri 10/2

5:30 pm-6:05 pm

2 stops16h 35m

Frankfurt am Main

Fri 10/23

11:20 am-5:43 pm

1 stop14h 23m

$1,014

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Sat 9/26

5:30 pm-9:20 am

1 stop31h 50m

Frankfurt am Main

Mon 10/19

11:20 am-5:43 pm

1 stop14h 23m

$1,023

BoiseFrankfurt am Main

BOI - FRA

BOIFRA

Boise Air Term. Gowen Fld

Wed 9/30

11:10 am-1:35 pm

2 stops18h 25m

Frankfurt am Main

Mon 10/19

10:40 am-10:41 pm

1 stop20h 01m

$1,086

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 11 resultsSorted by cheapest first
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
No data available for this route at this time. Please check back soon.

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 June 15, 2026.
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
9,830 reviews

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.
United Airlines
7.4
Good
9,830 reviews
United Airlines
7.4
Good
9,830 reviews

Crew

8.1

Comfort

7.3

Overall

7.4

Food

6.6

Boarding

7.7

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Dynasty,May 2026

LAX - EWR

The food wasn’t nice - Hosts were not that kind.

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 18h 20m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 5162 mi.

  • 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 June 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$606Average$906FlexibilityNo cancel feeOn-time69%

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