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Cheap flights from Greece to Los Angeles from $615

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Greece to Los Angeles departing on 11/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Greece to Los Angeles

Recent round-trip flight deals from Greece to Los Angeles

Enter your travel dates to find the best prices.
Iberia Logo
2:00 pm - 10:59 pm
ATH
-
ONT
18h 59m
1 stop
Iberia Logo
7:05 am - 11:45 am
ONT
-
ATH
18h 40m
1 stop
$997Iberia
Mon, Aug 24 - Mon, Sep 7
Iberia Logo
2:00 pm - 10:59 pm
ATH
-
ONT
18h 59m
1 stop
Iberia Logo
7:05 am - 11:45 am
ONT
-
ATH
18h 40m
1 stop
$998Iberia
Mon, Aug 24 - Mon, Sep 7
United Airlines Logo
6:45 am - 10:35 pm
ATH
-
ONT
25h 50m
2 stops
United Airlines Logo
7:00 am - 10:35 am
ONT
-
ATH
17h 35m
1 stop
$1,040United Airlines
Fri, Aug 28 - Sun, Aug 30
United Airlines Logo
6:45 am - 10:35 pm
ATH
-
ONT
25h 50m
2 stops
United Airlines Logo
7:00 am - 10:35 am
ONT
-
ATH
17h 35m
1 stop
$1,042United Airlines
Fri, Aug 28 - Sun, Aug 30
United Airlines Logo
6:45 am - 10:35 pm
ATH
-
ONT
25h 50m
2 stops
United Airlines Logo
7:00 am - 10:35 am
ONT
-
ATH
17h 35m
1 stop
$1,043United Airlines
Fri, Aug 28 - Sun, Aug 30
United Airlines Logo
6:45 am - 10:35 pm
ATH
-
ONT
25h 50m
2 stops
United Airlines Logo
7:00 am - 10:35 am
ONT
-
ATH
17h 35m
1 stop
$1,044United Airlines
Fri, Aug 28 - Sun, Aug 30
United Airlines Logo
6:40 am - 8:06 pm
ATH
-
ONT
23h 26m
2 stops
United Airlines Logo
5:00 am - 11:00 am
ONT
-
ATH
20h 00m
2 stops
$1,048United Airlines
Wed, Nov 18 - Wed, Nov 25
United Airlines Logo
12:35 pm - 10:35 pm
ATH
-
ONT
20h 00m
1 stop
United Airlines Logo
7:00 am - 10:35 am
ONT
-
ATH
17h 35m
1 stop
$1,052United Airlines
Fri, Aug 28 - Sun, Aug 30
Iberia Logo
2:00 pm - 10:59 pm
ATH
-
ONT
18h 59m
1 stop
Iberia Logo
7:05 am - 11:45 am
ONT
-
ATH
18h 40m
1 stop
$1,053Iberia
Mon, Aug 24 - Mon, Aug 31
United Airlines Logo
12:35 pm - 10:35 pm
ATH
-
ONT
20h 00m
1 stop
United Airlines Logo
5:00 am - 10:00 am
ONT
-
ATH
19h 00m
2 stops
$1,054United Airlines
Fri, Aug 14 - Tue, Aug 25

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United Airlines flights from Greece to Ontario

Our best United Airlines deals on Greece to Ontario flight tickets
United Airlines
Sep 10
ATH6:35 amAthens Eleftherios V.
24h 18m
2 stops
ONT8:53 pmOntario
Sep 28
ONT5:00 amOntario
41h 10m
2 stops
ATH8:10 amAthens Eleftherios V.
$1,039
United Airlines
Aug 28
ATH6:45 amAthens Eleftherios V.
25h 50m
2 stops
ONT10:35 pmOntario
Aug 30
ONT6:00 amOntario
18h 00m
2 stops
ATH10:00 amAthens Eleftherios V.
$1,040
United Airlines
Aug 28
ATH6:45 amAthens Eleftherios V.
25h 50m
2 stops
ONT10:35 pmOntario
Aug 30
ONT7:00 amOntario
17h 35m
1 stop
ATH10:35 amAthens Eleftherios V.
$1,042

British Airways flights from Greece to Ontario

Our best British Airways deals on Greece to Ontario flight tickets
British Airways
Aug 14
ATH7:30 amAthens Eleftherios V.
25h 29m
2 stops
ONT10:59 pmOntario
Aug 25
ONT12:33 pmOntario
20h 32m
2 stops
ATH7:05 pmAthens Eleftherios V.
$1,157
British Airways
Aug 24
ATH2:00 pmAthens Eleftherios V.
18h 59m
1 stop
ONT10:59 pmOntario
Aug 30
ONT2:44 pmOntario
25h 31m
2 stops
ATH2:15 amAthens Eleftherios V.
$1,198
British Airways
Aug 7
ATH2:00 pmAthens Eleftherios V.
29h 34m
1 stop
ONT9:34 amOntario
Aug 11
ONT2:27 pmOntario
35h 18m
1 stop
ATH11:45 amAthens Eleftherios V.
$1,231

momondo Fare Finder

 
Customize your flight search to find flights from Greece to Ontario 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, momondo users made 832,500 searches. Data last updated July 26, 2026.
Use the filters below to find and compare flights from Greece to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Mon 8/24

2:00 pm-10:59 pm

1 stop18h 59m

Ontario

Mon 9/7

7:05 am-11:45 am

1 stop18h 40m

$997

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Mon 8/24

2:00 pm-10:59 pm

1 stop18h 59m

Ontario

Mon 9/7

7:05 am-11:45 am

1 stop18h 40m

$998

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Fri 8/28

6:45 am-10:35 pm

2 stops25h 50m

Ontario

Sun 8/30

7:00 am-10:35 am

1 stop17h 35m

$1,040

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Fri 8/28

6:45 am-10:35 pm

2 stops25h 50m

Ontario

Sun 8/30

7:00 am-10:35 am

1 stop17h 35m

$1,042

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Fri 8/28

6:45 am-10:35 pm

2 stops25h 50m

Ontario

Sun 8/30

7:00 am-10:35 am

1 stop17h 35m

$1,043

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Fri 8/28

6:45 am-10:35 pm

2 stops25h 50m

Ontario

Sun 8/30

7:00 am-10:35 am

1 stop17h 35m

$1,044

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Wed 11/18

6:40 am-8:06 pm

2 stops23h 26m

Ontario

Wed 11/25

5:00 am-11:00 am

2 stops20h 00m

$1,048
Quickest round-trip

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Fri 8/28

12:35 pm-10:35 pm

1 stop20h 00m

Ontario

Sun 8/30

7:00 am-10:35 am

1 stop17h 35m

$1,052

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Mon 8/24

2:00 pm-10:59 pm

1 stop18h 59m

Ontario

Mon 8/31

7:05 am-11:45 am

1 stop18h 40m

$1,053

AthensOntario

ATH - ONT

ATHONT

Athens Eleftherios V.

Fri 8/14

12:35 pm-10:35 pm

1 stop20h 00m

Ontario

Tue 8/25

5:00 am-10:00 am

2 stops19h 00m

$1,054

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Los Angeles from

How to get the cheapest flight ticket from Greece to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Greece to Ontario flights?

You could potentially save up to 32% on your flight if you consider stops on a Greece to Ontario flight.

Cheap Greece to Ontario flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Greece to Ontario

Fastest flight time

18h 27m

Direct flights

None
The fastest flight from Greece to Ontario takes 18h 27m
There are no direct flights from Greece to Ontario. There are no popular flight routes from Greece to Ontario.
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Frequently asked questions about flying from Greece to Ontario

  • When did momondo last update prices for flights from Greece to Ontario Airport?

    Prices for flights from Greece to Ontario Airport were last updated today.

  • How old do you have to be to fly from Greece to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Greece to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Greece to Ontario?

It is quick and easy to find Greece to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

Can I find flights from Greece to Ontario with flexible booking policies on momondo?

All flight searches from Greece to Ontario on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Greece to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Greece to Ontario.

I’m not ready to book a flight from Greece to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from Greece are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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