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Cheap flights from Ontario (ONT) to Athens (ATH) from $444

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — ATH
jun. 15 — jun. 221
From?
To?
sáb. 6/15
sáb. 6/22
1 adult, Economy
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Cheap flight deals from Ontario to Athens

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Athens (ATH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junio 10, 2024.

Popular in

June

Cheapest in

January

Average price

$1,654

Round-trip from

$614
High demand for flights, 42% potential price rise
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Best time to find cheap flights, 41% potential price drop
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Average for round-trip flights in June 2024
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From Ontario to Athens Eleftherios V.
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What is the cheapest day to fly round-trip from Ontario to Athens?

Users have found that flying from Ontario to Athens on a Friday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

What is the cheapest month to fly from Ontario to Athens?

Our data shows that November tends to be the cheapest month to fly to Athens from Ontario. Users have commonly found prices around $909 for the month, but tickets can be as low as $506. Due to multiple factors, prepare for potentially higher prices in June.

What is the cheapest time of day to fly from ONT to ATH?

When flying from Ontario to Athens, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 52% versus a flight at noon.

Cheap Ontario to Athens flights in June & July 2024

Find cheap flight options from Ontario to Athens specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Prices were last updated on junio 10, 2024.
These are some of the most attractive deals on flights from Ontario to Athens in 2024. Check back soon for alternative fares.
mar. 7/1610:48 amONT - ATH
2 stops29h 22mBritish Airways
mié. 8/145:20 pmATH - ONT
2 stops39h 07mBritish Airways
Deal found 6/9$785
lun. 7/1511:59 pmONT - ATH
2 stops25h 01mAmerican Airlines
mié. 8/141:15 pmATH - ONT
2 stops30h 39mAmerican Airlines
Deal found 6/9$806
mar. 7/166:25 pmONT - ATH
2 stops34h 30mUnited Airlines
mié. 8/1411:45 amATH - ONT
3 stops67h 41mUnited Airlines
Deal found 6/9$955
lun. 7/151:30 pmONT - ATH
3 stops36h 25mUnited Airlines
mié. 8/1412:35 pmATH - ONT
2 stops42h 13mUnited Airlines
Deal found 6/9$1,026
lun. 7/151:30 pmONT - ATH
3 stops36h 25mUnited Airlines
mié. 8/1411:45 amATH - ONT
3 stops67h 41mUnited Airlines
Deal found 6/9$1,035
mié. 7/177:18 pmONT - ATH
2 stops28h 02mAmerican Airlines
sáb. 8/1011:35 amATH - ONT
2 stops32h 19mAmerican Airlines
Deal found 6/10$1,059
lun. 7/156:00 amONT - ATH
2 stops27h 05mDelta
mié. 8/141:00 pmATH - ONT
1 stop19h 57mDelta
Deal found 6/9$1,126
lun. 7/86:50 amONT - ATH
1 stop17h 50mKLM
mié. 7/1712:55 pmATH - ONT
1 stop20h 02mKLM
Deal found 6/9$1,127
lun. 6/172:44 pmONT - ATH
2 stops33h 41mAmerican Airlines
mié. 7/37:15 pmATH - ONT
2 stops33h 42mAmerican Airlines
Deal found 6/8$1,137

Ontario to Athens 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Athens in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated junio 10, 2024.
These are some of the most attractive deals on flights from Ontario to Athens in 2024. Check back soon for alternative fares.
mar. 11/126:00 amONT - ATH
2 stops18h 10mUnited Airlines
mar. 12/37:05 amATH - ONT
2 stops25h 19mUnited Airlines
Deal found 6/9$515
mié. 11/2710:34 amONT - ATH
2 stops19h 51mUnited Airlines
mar. 12/36:40 amATH - ONT
2 stops21h 03mUnited Airlines
Deal found 6/8$532
jue. 12/510:35 amONT - ATH
2 stops28h 00mUnited Airlines
sáb. 12/147:05 amATH - ONT
2 stops25h 19mUnited Airlines
Deal found 6/9$578
mié. 11/66:00 amONT - ATH
2 stops18h 10mUnited Airlines
mié. 11/137:05 amATH - ONT
2 stops25h 16mUnited Airlines
Deal found 6/8$635
mar. 12/1010:35 amONT - ATH
2 stops19h 50mUnited Airlines
mar. 12/2412:55 pmATH - ONT
2 stops19h 10mUnited Airlines
Deal found 6/9$653
mar. 8/136:50 amONT - ATH
1 stop17h 55mKLM
jue. 8/291:00 pmATH - ONT
1 stop19h 57mKLM
Deal found 6/9$664
sáb. 9/287:45 amONT - ATH
2 stops20h 35mDelta
jue. 10/106:30 amATH - ONT
2 stops25h 59mDelta
Deal found 6/10$665
mar. 10/11:55 pmONT - ATH
2 stops22h 50mUnited Airlines
mar. 10/86:55 amATH - ONT
2 stops26h 01mUnited Airlines
Deal found 6/9$684
dom. 8/46:50 amONT - ATH
1 stop17h 55mKLM
vie. 9/612:55 pmATH - ONT
1 stop17h 45mKLM
Deal found 6/9$702

Ontario to Athens flights leaving soon

Find last-minute flight options from Ontario to Athens for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated junio 10, 2024.
Consider one of these great deals we found on last-minute flights from Ontario to Athens. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
lun. 6/172:44 pmONT - ATH
2 stops33h 41mAmerican Airlines
mié. 7/37:15 pmATH - ONT
2 stops33h 42mAmerican Airlines
Deal found 6/8$1,137
lun. 6/1711:59 pmONT - ATH
2 stops32h 21mBritish Airways
dom. 6/238:40 pmATH - ONT
2 stops37h 19mBritish Airways
Deal found 6/9$1,343
dom. 6/1611:59 pmONT - ATH
2 stops24h 26mAmerican Airlines
jue. 7/251:15 pmATH - ONT
2 stops30h 40mAmerican Airlines
Deal found 6/9$1,663
sáb. 6/156:00 amONT - ATH
2 stops19h 05mAmerican Airlines
mié. 7/2412:30 pmATH - ONT
2 stops20h 30mAmerican Airlines
Deal found 6/9$1,718
sáb. 6/156:00 amONT - ATH
2 stops19h 05mAmerican Airlines
vie. 6/218:50 pmATH - ONT
2 stops37h 09mAmerican Airlines
Deal found 6/9$1,736
dom. 6/1611:59 pmONT - ATH
2 stops29h 51mAir Serbia
mié. 7/244:30 amATH - ONT
2 stops28h 02mAir Serbia
Deal found 6/9$1,986
dom. 6/1611:59 pmONT - ATH
2 stops29h 51mAir Serbia
mié. 7/244:30 amATH - ONT
2 stops28h 02mAir Serbia
Deal found 6/9$2,048
dom. 6/167:05 amONT - ATH
1 stop17h 35mKLM
mié. 7/2412:55 pmATH - ONT
1 stop20h 02mKLM
Deal found 6/9$2,053
dom. 6/1610:45 pmONT - ATH
2 stops25h 40mAmerican Airlines
dom. 6/3012:30 pmATH - ONT
2 stops20h 29mAmerican Airlines
Deal found 6/9$2,093

One-way flights to Athens from Ontario

Search for one-way flight options from Ontario to Athens. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,080,152 searches. Data last updated junio 10, 2024.
Take a look at some of the best available options we've come across on one-way flights from Ontario to Athens. Users needing a return flight from Ontario to Athens should utilize the search form above.
dom. 11/311:59 pmONT - ATH
2 stops33h 06mAmerican Airlines
Deal found 6/9$444
mar. 7/168:07 amONT - ATH
2 stops44h 13mMultiple Airlines
Deal found 6/10$457
lun. 11/46:00 amONT - ATH
2 stops18h 10mUnited Airlines
Deal found 6/9$460
mar. 8/66:50 amONT - ATH
1 stop17h 55mKLM
Deal found 6/9$493
sáb. 8/101:45 pmONT - ATH
3 stops34h 10mUnited Airlines
Deal found 6/10$499
dom. 9/2210:51 amONT - ATH
2 stops29h 19mAmerican Airlines
Deal found 6/9$511
vie. 7/2610:00 pmONT - ATH
1 stop26h 40mDelta
Deal found 6/9$547
vie. 11/225:15 amONT - ATH
2 stops20h 15mAir Canada
Deal found 6/10$553
sáb. 8/36:50 amONT - ATH
1 stop17h 55mDelta
Deal found 6/9$555

Find flights from Ontario to Athens within your budget

Customize your flight search to find flights from Ontario to Athens 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 3,080,152 searches. Data last updated junio 10, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$515 - $858

Route

Depart

Return

Price

OntarioAthens Eleftherios V.

ONT - ATH

ONTATH

Ontario

mar. 11/12

2 stops18h 10m

Athens Eleftherios V.

mar. 12/3

2 stops25h 19m

$515

OntarioAthens Eleftherios V.

ONT - ATH

ONTATH

Ontario

mié. 11/27

2 stops19h 51m

Athens Eleftherios V.

mar. 12/3

2 stops21h 03m

$532

OntarioAthens Eleftherios V.

ONT - ATH

ONTATH

Ontario

mar. 8/13

1 stop17h 55m

Athens Eleftherios V.

jue. 8/29

1 stop19h 57m

$664

OntarioAthens Eleftherios V.

ONT - ATH

ONTATH

Ontario

sáb. 9/28

2 stops20h 35m

Athens Eleftherios V.

jue. 10/10

2 stops25h 59m

$665

OntarioAthens Eleftherios V.

ONT - ATH

ONTATH

Ontario

mié. 11/27

2 stops23h 20m

Athens Eleftherios V.

mié. 12/4

2 stops26h 14m

$721

OntarioAthens Eleftherios V.

ONT - ATH

ONTATH

Ontario

dom. 8/18

2 stops24h 40m

Athens Eleftherios V.

mar. 9/3

2 stops30h 46m

$769

OntarioAthens Eleftherios V.

ONT - ATH

ONTATH

Ontario

mar. 7/16

2 stops29h 22m

Athens Eleftherios V.

mié. 8/14

2 stops39h 07m

$785

OntarioAthens Eleftherios V.

ONT - ATH

ONTATH

Ontario

vie. 8/16

2 stops33h 20m

Athens Eleftherios V.

lun. 8/26

2 stops28h 07m

$828

OntarioAthens Eleftherios V.

ONT - ATH

ONTATH

Ontario

jue. 9/12

2 stops19h 40m

Athens Eleftherios V.

lun. 9/16

2 stops34h 22m

$858

Flights are sorted by cheapest first

Deals found on 6/9

How far ahead should I book a flight from Ontario to Athens?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Athens. Price data was last updated on May 31, 2024.
To ensure you get the cheapest price possible for a flight from Ontario to Athens, you should look to book at least 20 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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What is the cheapest day to fly from Ontario to Athens?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Athens. Price data was last updated on June 9, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Athens flight should consider departing on Thursday evenings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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Best time to book a flight from Ontario to Athens

Have a flexible travel schedule? Discover the best time to fly to Athens from Ontario with our price prediction graph.
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.

Temperature and rainfall in Athens by month

Plan your trip to Athens by taking into account the average temperature and rainfall totals by month.

ATH

Temperature

50 - 82.4 °F

If weather is an important factor for your trip to Athens, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Athens

Get insights into the airlines that provide service to Athens. 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 Athens. Reviews last updated junio 10, 2024.
Peruse reviews from past customers who have flown with Delta, American Airlines and KLM from Ontario to Athens to help guide your decision. 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.
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Delta
8.0
Very good
10,295 reviews
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

KLM
7.9
Good
1,473 reviews
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

United Airlines
7.4
Good
10,647 reviews
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

American Airlines
7.3
Good
14,138 reviews
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Iberia
7.1
Good
2,708 reviews
Delta
8.0
Very good
10,295 reviews

Crew

8.6

Comfort

7.9

Boarding

8.2

Entertainment

8.0

Food

7.4

Overall

8.0

Reviews

1 / 10

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

Find useful and relevant information for your journey from Ontario to Athens. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Ontario to Athens for under $600 on Cheapflights?

    Yes, there are multiple flights from Ontario to Athens for under $600. The cheapest flight booked recently is on United Airlines for just $515, but on average you can expect to pay $699.

  • Are there last-minute flights available from Ontario to Athens for under $1,200?

    There are currently 20+ open flights from Ontario to Athens within the next 7 days for less than $1,200.

  • What are the cheapest airlines flying from Ontario to Athens round-trip?

    According to our current data, United Airlines ($515), KLM ($664), and Delta ($665) offers the cheapest pricing from Ontario to Athens. United Airlines is priced at 46% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Ontario to Athens one-way?

    One-way options have recently been found by users for as low as $444 on American Airlines. Other airlines that offer cheap prices include United Airlines from $460 and KLM from $493 one-way.

  • What does ONT to ATH mean?

    Ontario Airport is ONT and Athens Eleftherios V. Airport is ATH. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Ontario to Athens that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Athens flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Athens with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Athens flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Ontario to Athens that include hotel bookings?

    Yes. In addition to deals on Ontario to Athens flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Athens?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Athens.

  • Can I find deals for business class flights from Ontario to Athens?

    Yes. Cheapflights offers flight deals from Ontario to Athens by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to Athens that allow pets onboard?

    Many airlines flying from Ontario to Athens offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Athens?

    Yes, you can often find last-minute deals on Ontario to Athens flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Athens flight deals updated?

    The Ontario to Athens flight deals you see on this page were last updated on 6/10.

  • What are the most popular airlines that fly from Ontario to Athens?

    When booking a flight from Ontario to Athens, you may want to consider flying on American Airlines, British Airways or Delta as they are the most popular for this route.

  • What is the cheapest month to book a flight from Ontario to Athens?

    Currently, December is the cheapest month in which you can book a flight from Ontario to Athens (average of $614). Flying from Ontario to Athens in June is currently the most expensive (average of $1,465). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ontario to Athens
See prices for flight routes from nearby airports that may be better suited for you.

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Top 5 airlines flying from Ontario to Athens

Discover the top 5 airlines that operate flights from Ontario to Athens. 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 3,080,152 searches. Data last updated junio 10, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$561Average$910FlexibilityNo cancel feeOn-time69%
DeltaCheapest$562Average$649FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$659Average$775FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$666Average$1,184FlexibilityNo cancel feeOn-time71%
KLMCheapest$769Average$971FlexibilityNo cancel feeOn-time75%
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Search flights from Ontario to Athens by cabin class

Find flights from Ontario to Athens, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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