Flights from Ontario to Frankfurt

Our cheapest offers for flights from Ontario to Frankfurt

Here you can compare cheap flights from Ontario (ONT) 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
Ontario
Frankfurt
Outbound
11/28/25
1 Stopover (CLT)
AA1920, AY3796
25h 16min
Return
-
American Airlines, Finnair ?
$468
Ontario
Frankfurt
Outbound
05/12/26
2 Stopovers (DEN, YUL)
UA2446, UA8668, UA8580
18h 10min
Return
05/23/26
2 Stopovers (YUL, DEN)
UA8579, UA8127, UA2057
40h 23min
United Airlines ?
$698
Best option
Ontario
Frankfurt
Outbound
12/01/25
1 Stopover (DFW)
AA1412, AY3758
16h 05min
Return
12/08/25
1 Stopover (CLT)
AY3797, AA1920
17h 49min
American Airlines, Finnair ?
$710
Ontario
Frankfurt
Outbound
05/12/26
1 Stopover (SEA)
AS0607, DE2033
21h 45min
Return
05/23/26
1 Stopover (PDX)
DE2090, AS0736
21h 07min
Alaska Airlines, Condor
$1,134
Ontario
Frankfurt
Outbound
04/22/26
1 Stopover (DFW)
BA5107, BA1560
17h 45min
Return
05/04/26
1 Stopover (CLT)
BA1562, BA1702
18h 23min
British Airways
$711
Ontario
Frankfurt
Outbound
12/01/25
1 Stopover (DFW)
AA1412, AY3758
16h 05min
Return
12/08/25
1 Stopover (CLT)
AY3797, AA1920
17h 49min
American Airlines, Finnair
$718
Ontario
Frankfurt
Outbound
10/28/25
1 Stopover (DFW)
BA5108, BA1560
15h 00min
Return
11/07/25
1 Stopover (CLT)
BA1562, BA1688
17h 51min
British Airways
$727
Ontario
Frankfurt
Outbound
04/22/26
1 Stopover (SFO)
UA5346, UA0926
16h 45min
Return
05/04/26
1 Stopover (IAH)
UA0047, UA1563
16h 26min
United Airlines ?
$742
Ontario
Frankfurt
Outbound
05/12/26
2 Stopovers (SFO, FCO)
UA5346, UA0507, U22994
21h 55min
Return
05/23/26
2 Stopovers (FCO, SFO)
U22995, UA0506, UA0552
34h 45min
United Airlines, easyJet ?
$749
Ontario
Frankfurt
Outbound
05/12/26
2 Stopovers (DFW, LHR)
BA5111, BA0192, BA0906
17h 55min
Return
05/23/26
1 Stopover (CLT)
BA1562, BA1694
19h 28min
British Airways
$760
Prices based on recent searches, subject to last-minute changes
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Tips and tricks to help you find cheap flights from Ontario to Frankfurt

Favorite airline: Alaska Airlines
87 % of bookings on this flight route are made with Alaska Airlines, American Airlines and British Airways.
Alaska Airlines
50 %
American Airlines
25 %
British Airways
12 %
Favourite connection: via Seattle-Tacoma
Flights with a stopover in Seattle-Tacoma are the most popular connection for this route.
Route
bookings
1 stopover Seattle-Tacoma International Airport, WA
21h 50min, from $ 1.119
75 %
2 stopovers Phoenix - Sky Harbor International Airport London Heathrow
21h 00min, from $ 704
25 %

Important flight information

Flight information: Ontario - Frankfurt

Cheapest outbound flight from $ 467,33
Roundtrip from $ 697,81
Distance 9282 km
Departure airport Airport Ontario-CA (ONT)
Arrival airport Airport Frankfurt-Main (FRA)
Destination country Flights to Germany
Alternative routes to Germany
Alternative flights to Frankfurt
Flight destinations with a similar price