$328+ 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 11/17. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FRA
Sep 8 — Sep 151
Round-trip
1 adult, Economy
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Best
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Cheapest flights from Boise to HeidelbergExplore 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 August 9, 2026.
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 August 9, 2026.
This FlightHub deal was found by Cheapflights users on 8/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:57 am -
1 stop19h 43m
Tue 10/202:15 pm -
1 stop15h 51m
Deal found 8/7![Multiple Airlines logo]()
$738
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Mon 11/912:37 pm -
2 stops38h 33m
Thu 11/1211:10 am -
1 stop14h 53m
Deal found 8/6![United Airlines logo]()
$783
This Condor deal was found by Cheapflights users on 8/7. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:14 am -
1 stop18h 26m
Thu 9/32:35 pm -
1 stop13h 58m
Deal found 8/7![Multiple Airlines logo]()
$837
This Cheapflightsfares deal was found by Cheapflights users on 8/6. 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 9/79:00 am -
1 stop17h 50m
Wed 9/2311:40 am -
1 stop18h 47m
Deal found 8/6![Multiple Airlines logo]()
$870
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:44 pm -
2 stops19h 21m
Tue 10/205:05 pm -
2 stops36h 30m
Deal found 8/7![United Airlines logo]()
$896
This Cheapflightsfares deal was found by Cheapflights users on 8/5. 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.
Fri 8/2110:14 am -
1 stop18h 26m
Sat 9/511:40 am -
1 stop18h 47m
Deal found 8/5![Multiple Airlines logo]()
$923
Best flights from Boise to HeidelbergDiscover carefully curated flight deals from Boise to Heidelberg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
Discover carefully curated flight deals from Boise to Heidelberg that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 9, 2026.
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Mon 11/912:37 pm -
2 stops38h 33m
Thu 11/1211:10 am -
1 stop14h 53m
Deal found 8/6![United Airlines logo]()
$783
This Delta deal was found by Cheapflights users on 8/6. 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.
Sun 11/298:15 am -
2 stops22h 05m
Sun 12/137:05 am -
2 stops24h 51m
Deal found 8/6![Delta logo]()
$896
This United Airlines deal was found by Cheapflights users on 8/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/62:44 pm -
2 stops19h 21m
Tue 10/205:05 pm -
2 stops36h 30m
Deal found 8/7![United Airlines logo]()
$896
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Sun 11/2912:00 pm -
1 stop18h 55m
Sun 12/1312:55 pm -
1 stop18h 11m
Deal found 8/6![United Airlines logo]()
$966
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/312:24 pm -
1 stop13h 31m
Thu 9/1010:00 am -
2 stops33h 26m
Deal found 8/6![United Airlines logo]()
$1,049
Last-minute flights from Boise to HeidelbergDiscover last-minute flight deals from Boise to Heidelberg. Data last updated August 9, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Heidelberg. Data last updated August 9, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 8/8. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/912:34 pm -
1 stop17h 31m
Tue 8/251:30 pm -
1 stop16h 07m
Deal found 8/8![Lufthansa logo]()
$1,070
This Flysmarter deal was found by Cheapflights users on 8/8. 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 Flysmarter is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/98:25 am -
2 stops15h 35m
Tue 8/2510:15 am -
2 stops17h 09m
Deal found 8/8![Air Canada logo]()
$1,084
This Condor deal was found by Cheapflights users on 8/7. 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 Condor is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2010:14 am -
1 stop18h 26m
Thu 9/32:35 pm -
1 stop13h 58m
Deal found 8/7![Multiple Airlines logo]()
$837
This Cheapflightsfares deal was found by Cheapflights users on 8/5. 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.
Fri 8/2110:14 am -
1 stop18h 26m
Sat 9/511:40 am -
1 stop18h 47m
Deal found 8/5![Multiple Airlines logo]()
$923
This United Airlines deal was found by Cheapflights users on 8/6. 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 9/312:24 pm -
1 stop13h 31m
Thu 9/1010:00 am -
2 stops33h 26m
Deal found 8/6![United Airlines logo]()
$1,049
This Cheapflightsfares deal was found by Cheapflights users on 8/6. 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.
Sat 9/51:32 pm -
1 stop12h 58m
Fri 9/112:40 pm -
1 stop15h 58m
Deal found 8/6![Multiple Airlines logo]()
$957
This Cheapflightsfares deal was found by Cheapflights users on 8/6. 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 9/79:00 am -
1 stop17h 50m
Wed 9/2311:40 am -
1 stop18h 47m
Deal found 8/6![Multiple Airlines logo]()
$870
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Mon 9/78:15 am -
1 stop17h 30m
Wed 9/2312:40 pm -
2 stops16h 51m
Deal found 8/6![United Airlines logo]()
$1,001
This Orbitz deal was found by Cheapflights users on 8/6. 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.
Mon 9/75:00 am -
2 stops22h 00m
Wed 9/231:20 pm -
2 stops28h 14m
Deal found 8/6![Air Canada logo]()
$1,007
This United Airlines deal was found by Cheapflights users on 8/6. 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.
Sun 9/205:00 am -
2 stops17h 30m
Sun 9/278:50 am -
2 stops20h 45m
Deal found 8/6![United Airlines logo]()
$1,069
One-way flights from Boise to HeidelbergSearch for one-way flight options from Boise to Heidelberg. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
Search for one-way flight options from Boise to Heidelberg. Find affordable one-way fares based on user searches. Data last updated August 9, 2026.
This Orbitz deal was found by Cheapflights users on 8/8. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/172:51 pm -
2 stops33h 19m
Deal found 8/8![Air Canada logo]()
$328
This United Airlines deal was found by Cheapflights users on 8/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/158:15 am -
2 stops27h 50m
Deal found 8/8![United Airlines logo]()
$337
This TravelUp deal was found by Cheapflights users on 8/8. 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 TravelUp is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/178:28 am -
1 stop14h 07m
Deal found 8/8![Lufthansa logo]()
$338
This Kiwi.com deal was found by Cheapflights users on 8/6. 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.
Thu 8/2712:24 pm -
3 stops58h 01m
Deal found 8/6![Multiple Airlines logo]()
$389
This United Airlines deal was found by Cheapflights users on 8/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1912:37 pm -
1 stop12h 58m
Deal found 8/8![United Airlines logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 8/6. 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.
Tue 8/251:24 pm -
2 stops33h 01m
Deal found 8/6![Multiple Airlines logo]()
$448
This Kiwi.com deal was found by Cheapflights users on 8/8. 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.
Thu 11/1910:13 am -
3 stops23h 52m
Deal found 8/8![Multiple Airlines logo]()
$572
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 August 9, 2026.
Round-trip from | $738 (FlightHub) |
|---|---|
One-way from | $328 (Orbitz) |
Popular in | June |
Cheapest in | January |
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 August 9, 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
Cheapest round-trip
BoiseFrankfurt am Main
BOI Boise Air Term. Gowen Fld - FRA Frankfurt am Main
BOIFRA
Boise Air Term. Gowen Fld
Mon 11/9
12:37 pm-11:10 am
2 stops38h 33m
Frankfurt am Main
Thu 11/12
11:10 am-6:03 pm
1 stop14h 53m
$783
BoiseFrankfurt am Main
BOI Boise Air Term. Gowen Fld - FRA Frankfurt am Main
BOIFRA
Boise Air Term. Gowen Fld
Sun 11/29
8:15 am-2:20 pm
2 stops22h 05m
Frankfurt am Main
Sun 12/13
7:05 am-11:56 pm
2 stops24h 51m
$896
BoiseFrankfurt am Main
BOI Boise Air Term. Gowen Fld - FRA Frankfurt am Main
BOIFRA
Boise Air Term. Gowen Fld
Tue 10/6
2:44 pm-6:05 pm
2 stops19h 21m
Frankfurt am Main
Tue 10/20
5:05 pm-9:35 pm
2 stops36h 30m
$896
Quickest round-trip
BoiseFrankfurt am Main
BOI Boise Air Term. Gowen Fld - FRA Frankfurt am Main
BOIFRA
Boise Air Term. Gowen Fld
Sun 11/29
12:00 pm-2:55 pm
1 stop18h 55m
Frankfurt am Main
Sun 12/13
12:55 pm-11:06 pm
1 stop18h 11m
$966
BoiseFrankfurt am Main
BOI Boise Air Term. Gowen Fld - FRA Frankfurt am Main
BOIFRA
Boise Air Term. Gowen Fld
Thu 9/3
12:24 pm-9:55 am
1 stop13h 31m
Frankfurt am Main
Thu 9/10
10:00 am-11:26 am
2 stops33h 26m
$1,049
Cheapest one-way
BoiseFrankfurt am Main
BOI Boise Air Term. Gowen Fld - FRA Frankfurt am Main
BOIFRA
Boise Air Term. Gowen Fld
Wed 11/18
5:00 am-8:05 pm
2 stops31h 05m
$337
BoiseFrankfurt am Main
BOI Boise Air Term. Gowen Fld - FRA Frankfurt am Main
BOIFRA
Boise Air Term. Gowen Fld
Thu 11/19
5:00 am-9:10 am
2 stops20h 10m
$390
BoiseFrankfurt am Main
BOI Boise Air Term. Gowen Fld - FRA Frankfurt am Main
BOIFRA
Boise Air Term. Gowen Fld
Thu 8/27
2:17 pm-1:10 pm
1 stop14h 53m
$525
BoiseFrankfurt am Main
BOI Boise Air Term. Gowen Fld - FRA Frankfurt am Main
BOIFRA
Boise Air Term. Gowen Fld
Tue 8/25
10:14 am-12:40 pm
1 stop18h 26m
$582
BoiseFrankfurt am Main
BOI Boise Air Term. Gowen Fld - FRA Frankfurt am Main
BOIFRA
Boise Air Term. Gowen Fld
Tue 9/29
10:14 am-12:40 pm
1 stop18h 26m
$895
Showing 1-10 of 13 resultsSorted by cheapest first
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.
BOI-FRA
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
BOI-HE1
BOI-FRA
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 August 9, 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.
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Food
6.7
Entertainment
7.1
Reviews
1 / 20
6.0
GoodHanan,Aug 2023
IAH - FRA
Boarding
7.7
Crew
8.1
Overall
7.4
Comfort
7.3
Food
6.7
Entertainment
7.1
Reviews
1 / 20
6.0
GoodHanan,Aug 2023
IAH - FRA
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.
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Boise and Heidelberg flights
Browse other Boise and Heidelberg flight options. Last updated on August 9, 2026.
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Browse through other flights departing from Boise. Flights are based on user searches made on Cheapflights and were last updated on August 9, 2026.
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Boise to Heidelberg flights
Consider these flights traveling from Boise to Heidelberg.
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 August 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$606 | Average$963 | FlexibilityNo cancel fee | On-time69% |