Flights from Boise to Frankfurt with United Airlines

Our cheapest offers for flights from Boise to Frankfurt

Here you can compare cheap flights from Boise (BOI) to Frankfurt (FRA) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Frankfurt. Prices and availability may change at any time.

Outbound Return Airlines Shop Baggage Price
Boise
Frankfurt
Outbound
10/09/25
1 Stopover (SFO)
UA4733, UA0058
15h 25min
Return
11/05/25
2 Stopovers (ORD, DEN)
UA0945, UA2090, UA2014
20h 36min
United Airlines ?
$706
Best option
Boise
Frankfurt
Outbound
10/09/25
1 Stopover (SFO)
UA4678, UA0058
17h 25min
Return
11/05/25
1 Stopover (SFO)
UA0059, UA2074
18h 08min
United Airlines ?
$746
Boise
Frankfurt
Outbound
10/09/25
1 Stopover (SFO)
UA4678, UA0926
23h 30min
Return
11/05/25
1 Stopover (DEN)
UA0181, UA2014
18h 11min
United Airlines
$758
Boise
Frankfurt
Outbound
10/09/25
1 Stopover (ORD)
UA0573, UA0907
13h 20min
Return
11/05/25
2 Stopovers (IAD, ORD)
UA0933, UA0708, UA2085
26h 29min
United Airlines ?
$813
Prices based on recent searches, subject to last-minute changes
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Important flight information

Flight information: Boise - Frankfurt

Roundtrip from $705.86
Distance 8323 km
Departure airport Airport Boise-ID (BOI)
Arrival airport Airport Frankfurt-Main (FRA)
Destination country Flights to Germany
Alternative flights to Frankfurt
Flight destinations with a similar price