Flights from Athens to Ontario

Promo Code

Flights from Athens to Ontario for upcoming months

Try updating your route (origin and/or destination) or interact with individual dates below in order to find offers.
Jun 2026
No result for this month.
Jul 2026
No result for this month.
Aug 2026
No result for this month.
Displaying fares for June-2026
  • 21

    Sun

    JUN

  • 22

    Mon

  • 23

    Tue

  • 24

    Wed

  • 25

    Thu

  • 26

    Fri

  • 27

    Sat

  • 28

    Sun

  • 29

    Mon

  • 30

    Tue

  • 01

    Wed

    JUL

  • 02

    Thu

  • 03

    Fri

  • 04

    Sat

  • 05

    Sun

  • 06

    Mon

  • 07

    Tue

  • 08

    Wed

  • 09

    Thu

  • 10

    Fri

  • 11

    Sat

  • 12

    Sun

  • 13

    Mon

  • 14

    Tue

  • 15

    Wed

  • 16

    Thu

  • 17

    Fri

  • 18

    Sat

  • 19

    Sun

  • 20

    Mon

    • Top round trip offers from Athens to Ontario

    Compare flights from Athens to Ontario for different dates and find the best price.

    EUR
    sort
    keyboard_arrow_down

    Athens (ATH)to

    Ontario (ONT)
    09/09/2026 - 25/09/2026

    Round-trip

    Economy

    From
    EUR1,269
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    11/09/2026 - 25/09/2026

    Round-trip

    Economy

    From
    EUR1,381
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    10/09/2026 - 25/09/2026

    Round-trip

    Economy

    From
    EUR1,381
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    09/09/2026 - 01/10/2026

    Round-trip

    Economy

    From
    EUR1,426
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    09/09/2026 - 26/09/2026

    Round-trip

    Economy

    From
    EUR1,426
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    09/09/2026 - 30/09/2026

    Round-trip

    Economy

    From
    EUR1,426
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    06/09/2026 - 25/09/2026

    Round-trip

    Economy

    From
    EUR1,466
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    07/09/2026 - 27/09/2026

    Round-trip

    Economy

    From
    EUR1,480
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    08/09/2026 - 27/09/2026

    Round-trip

    Economy

    From
    EUR1,480
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    05/09/2026 - 27/09/2026

    Round-trip

    Economy

    From
    EUR1,480
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    08/09/2026 - 25/09/2026

    Round-trip

    Economy

    From
    EUR1,501
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    10/09/2026 - 27/09/2026

    Round-trip

    Economy

    From
    EUR1,537
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    11/09/2026 - 27/09/2026

    Round-trip

    Economy

    From
    EUR1,537
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    11/09/2026 - 01/10/2026

    Round-trip

    Economy

    From
    EUR1,537
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    10/09/2026 - 30/09/2026

    Round-trip

    Economy

    From
    EUR1,537
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    11/09/2026 - 30/09/2026

    Round-trip

    Economy

    From
    EUR1,537
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    11/09/2026 - 26/09/2026

    Round-trip

    Economy

    From
    EUR1,537
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    06/09/2026 - 27/09/2026

    Round-trip

    Economy

    From
    EUR1,542
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    05/09/2026 - 25/09/2026

    Round-trip

    Economy

    From
    EUR1,551
    Seen: 1 day ago

    Athens (ATH)to

    Ontario (ONT)
    10/09/2026 - 26/09/2026

    Round-trip

    Economy

    From
    EUR1,582
    Seen: 1 day ago

    *Fares displayed have been collected within the last 48hrs and may no longer be available at time of booking.

    Flights from Athens to Ontario {price_modifier}starting at **Flights.FromLowestPrice**

    Popular flights from Athens

    Explore Air Serbia's Top-Pick Destinations

    Reservations for any of the services above are made with the respective service providers. Air SERBIA is not responsible for the terms and conditions of these reservations or purchase agreements made with the respective service providers. The contract for your service is booked directly with our partner companies and is separate from the Air SERBIA flight reservation.