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Lexington

$249+ Cheap flights from Ontario to Lexington (LEX)

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 11/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LEX
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Ontario to Lexington

Keep the following information in mind while searching for Ontario to Lexington flight deals. Data was last updated September 15, 2025.

Round-trip from

$401
(Kiwi.com)

One-way from

$249
(Delta)

Popular in

July

Cheapest in

December

Average price

$524
From Ontario to Lexington Blue Grass
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One-way flight from Ontario to Lexington Blue Grass
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Highest demand for flights based on searches. 32% potential increase in price ($199 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($29 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Ontario to Lexington

Cheapest flights from Ontario to Lexington
Explore the most affordable flight options available from Ontario to Lexington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/28:00 amYUL - LEX
1 stop10h 45mMultiple Airlines
Tue 11/116:57 pmLEX - YUL
2 stops53h 46mMultiple Airlines
Deal found 9/15$401
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/28:00 amYUL - LEX
1 stop10h 45mMultiple Airlines
Sun 11/99:39 pmLEX - YUL
1 stop26h 51mMultiple Airlines
Deal found 9/15$423
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:35 pmYUL - LEX
1 stop25h 28mMultiple Airlines
Tue 11/1111:16 amLEX - YUL
2 stops13h 27mMultiple Airlines
Deal found 9/15$439
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/34:35 pmYUL - LEX
1 stop25h 28mMultiple Airlines
Sun 11/97:39 pmLEX - YUL
2 stops20h 46mMultiple Airlines
Deal found 9/15$440
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/46:00 amYYZ - LEX
1 stop12h 28mAmerican Airlines
Tue 11/116:40 amLEX - YYZ
1 stop9h 24mAmerican Airlines
Deal found 9/12$464
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/42:25 pmYUL - LEX
1 stop8h 15mDelta
Mon 11/105:15 pmLEX - YUL
1 stop6h 44mDelta
Deal found 9/15$471
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:00 amYYZ - LEX
2 stops17h 01mDelta
Sun 11/210:25 amLEX - YYZ
1 stop6h 54mDelta
Deal found 9/13$471
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:15 pmYUL - LEX
1 stop17h 24mAmerican Airlines
Fri 10/178:02 pmLEX - YUL
1 stop17h 32mAmerican Airlines
Deal found 9/13$479
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1211:52 amYYZ - LEX
1 stop7h 22mMultiple Airlines
Sun 10/1910:33 pmLEX - YYZ
2 stops39h 05mMultiple Airlines
Deal found 9/13$483
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/27:00 amYUL - LEX
1 stop5h 18mWestJet
Mon 11/105:15 pmLEX - YUL
1 stop6h 44mWestJet
Deal found 9/15$485
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/412:36 pmYUL - LEX
1 stop6h 38mWestJet
Mon 11/105:15 pmLEX - YUL
2 stops7h 28mWestJet
Deal found 9/15$491
This Delta deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/296:00 amYYZ - LEX
2 stops17h 01mDelta
Mon 11/36:10 amLEX - YYZ
2 stops16h 50mDelta
Deal found 9/13$494

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Lexington 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 2,558,603 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from Ontario to Lexington that are best for you.

Fly from

Ontario

Fly to

Lexington

Route

Depart

Return

Price

MontrealLexington

YUL - LEX

YULLEX

Montreal Pierre Elliott Trudeau Intl

Sun 11/2

8:00 am-6:45 pm

1 stop10h 45m

Lexington Blue Grass

Sun 11/9

10:05 pm-12:43 am

2 stops50h 38m

$401

MontrealLexington

YUL - LEX

YULLEX

Montreal Pierre Elliott Trudeau Intl

Sun 11/2

8:00 am-6:45 pm

1 stop10h 45m

Lexington Blue Grass

Tue 11/11

6:57 pm-12:43 am

2 stops53h 46m

$401

MontrealLexington

YUL - LEX

YULLEX

Montreal Pierre Elliott Trudeau Intl

Mon 11/3

4:35 pm-6:03 pm

1 stop25h 28m

Lexington Blue Grass

Sun 11/9

7:39 pm-4:25 pm

2 stops20h 46m

$440

MontrealLexington

YUL - LEX

YULLEX

Montreal Pierre Elliott Trudeau Intl

Mon 11/3

4:45 pm-11:44 pm

1 stop6h 59m

Lexington Blue Grass

Tue 11/11

7:05 am-2:00 pm

1 stop6h 55m

$471

MontrealLexington

YUL - LEX

YULLEX

Montreal Pierre Elliott Trudeau Intl

Tue 11/4

2:25 pm-10:40 pm

1 stop8h 15m

Lexington Blue Grass

Mon 11/10

5:15 pm-11:59 pm

1 stop6h 44m

$471

MontrealLexington

YUL - LEX

YULLEX

Montreal Pierre Elliott Trudeau Intl

Tue 11/4

4:45 pm-11:44 pm

1 stop6h 59m

Lexington Blue Grass

Tue 11/11

1:59 pm-9:17 pm

1 stop7h 18m

$471

MontrealLexington

YUL - LEX

YULLEX

Montreal Pierre Elliott Trudeau Intl

Sat 10/4

6:00 am-9:44 am

1 stop3h 44m

Lexington Blue Grass

Thu 10/16

7:45 am-12:02 pm

1 stop4h 17m

$471

MontrealLexington

YUL - LEX

YULLEX

Montreal Pierre Elliott Trudeau Intl

Sun 11/2

5:00 am-12:17 pm

1 stop7h 17m

Lexington Blue Grass

Tue 11/11

1:59 pm-9:17 pm

1 stop7h 18m

$471

MontrealLexington

YUL - LEX

YULLEX

Montreal Pierre Elliott Trudeau Intl

Tue 11/4

7:00 am-12:18 pm

1 stop5h 18m

Lexington Blue Grass

Tue 11/11

6:12 pm-11:26 pm

1 stop5h 14m

$471

TorontoLexington

YYZ - LEX

YYZLEX

Toronto Pearson Intl

Wed 10/29

6:00 am-11:01 pm

2 stops17h 01m

Lexington Blue Grass

Mon 11/3

7:45 am-2:45 pm

1 stop7h 00m

$471

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 23 results
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Best time to book a flight from Ontario to Lexington

Have a flexible travel schedule? Discover the best time to fly to Lexington 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.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Lexington

What is the cheapest month to book a flight from Region of Ontario to Lexington?

Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Lexington (average of $303). Flying from Region of Ontario to Lexington in April is currently the most expensive (average of $390). 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.

What is the cheapest time of day to fly from ON to LEX?

Find hourly flight availability from Ontario to Lexington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2025.

When flying from Region of Ontario to Lexington, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

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

  • What airport do you fly into for flights to Lexington from Ontario?

    Located just 5.6 mi from the city center, Lexington Blue Grass (LEX) is the airport most travelers will use when flying to Lexington from Ontario.

  • How long is the flight from Region of Ontario to Lexington?

    For as low as $471, United Airlines can have you in Lexington from Region of Ontario in 6h 59m. The distance from Region of Ontario to Lexington is about 757 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Region of Ontario to Lexington one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $249. Users have also found prices from $302 and $328 on United Airlines and WestJet, respectively.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Region of Ontario to Lexington?

    Currently, August is the cheapest month in which you can book a flight from Region of Ontario to Lexington (average of $303). Flying from Region of Ontario to Lexington in April is currently the most expensive (average of $390). 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

Traveling to a place near Lexington?

Book flights to Lexington if you plan to visit one of these locations
Georgetown
Berea
Frankfort

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Alternative routes for Ontario to Lexington

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ontario to Lexington

Discover the top airline that operate flights from Ontario to Lexington. 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 2,558,603 searches. Data last updated September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$255Average$471FlexibilityNo cancel feeOn-time71%

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