The cheapest times to fly from ZTH to ORD are

  • May 21st to June 24th

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ZTH to ORD is mid October. Prices can be as high as $4832 for Saturday flights during early to mid July, or as low as $964 for Thursday flights around mid October.


When to Fly to Chicago

Flying from Zakinthos (ZTH) to Chicago, IL (ORD) will usually cost between $4190 to $4760 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid October with an average ticket price of $964. Due to high demand the most expensive time to fly is early to mid July, with an average price of $4609. Planning your trip to low-cost times can easily save you $3645 on economy flights and even more on first-class flights. Generally, any price below $4543 can be considered a good price for a round-trip ZTH to ORD flight.

See below for a graph of average weekly prices for the ZTH to ORD route. All prices are for round-trip tickets in USD.

ZTH to ORD Flight Prices

Compared to other flights, the ZTH to ORD flight is more expensive than the average and costs more than the average flight leaving from Zakynthos Island. The average price per mile (for a direct flight) is $0.53, which is above average.


Flight Prices by Day of the Week

Thursday is usually the cheapest day to fly to ORD, and Tuesday the cheapest day to fly back into ZTH. Saturdays are the most expensive days to fly to Chicago, and Mondays are the most expensive days to return to Zakynthos Island. Selecting flights on the least expensive days could save you up to $1650 (34%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Thursday and returning a week later will cost an average of $4241. Return trip prices are from the ORD to ZTH flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from ZTH to ORD can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 10 hour 36 minutes may not be realistic.


Flight Hacking ZTH to ORD

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from ZTH to ORD — but Champion Traveler does!

Hack #1: London (ZTH > LGW > ORD)

  • Price for both tickets: $693
  • Average savings: $3850 (84.75%)

See ZTH to ATH flights

Hack #2: Athens (ZTH > ATH > ORD)

  • Price for both tickets: $793
  • Average savings: $3750 (82.54%)

See ZTH to LGW flights

Hack #3: Birmingham (ZTH > BHX > ORD)

  • Price for both tickets: $796
  • Average savings: $3747 (82.48%)

See ZTH to BHX flights


Flight Questions Answered

Still have questions about flying from ZTH to ORD? We’ve got answers.

Which airlines fly this route?

You can find 14 major airlines flying this route most often: American, Austrian, British Airways, Brussels Airlines, Delta, Finnair, Hainan, Iberia, KLM, Lufthansa, Olympic, SWISS, Turkish Airlines, United, and potentially more during busy seasons.

How far away is it from Chicago O’Hare International Airport to Dionysios Solomos Airport?

The distance between the two airports is roughly 5339 miles or 8592 kilometers.

How long does it take to fly from ZTH to ORD?

The real-world flight time for a nonstop ZTH to ORD flight is about 10 hour 36 minutes.

How many flights go between Zakinthos and Chicago, IL?

It depends on the day of the week and the date, but a typical day might have around 24 available flights from ZTH to ORD.


Airport Location Info


Departing Airport

Origination codeZTH
Origination airport nameDionysios Solomos Airport

Return Airport

Destination codeORD
Destination airport nameChicago O’Hare International Airport
CityChicago, IL
Countrythe United States


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.