Cheap flights from Ontario to Lexington from $225
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Lexington departing on 1/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Fly to
Route
Depart
Return
OntarioLexington
ONT Ontario - LEX Lexington Blue Grass
ONTLEX
Ontario
Wed 11/4
12:16 pm-10:53 pm
1 stop7h 37m
Lexington Blue Grass
Sat 11/7
1:04 pm-7:30 pm
1 stop9h 26m
OntarioLexington
ONT Ontario - LEX Lexington Blue Grass
ONTLEX
Ontario
Wed 11/4
1:29 pm-10:36 pm
1 stop6h 07m
Lexington Blue Grass
Sat 11/7
1:50 pm-6:47 pm
1 stop7h 57m
OntarioLexington
ONT Ontario - LEX Lexington Blue Grass
ONTLEX
Ontario
Wed 12/2
6:30 am-8:59 pm
2 stops11h 29m
Lexington Blue Grass
Sat 12/5
5:03 pm-10:07 pm
1 stop8h 04m
OntarioLexington
ONT Ontario - LEX Lexington Blue Grass
ONTLEX
Ontario
Wed 11/11
10:30 pm-8:43 am
1 stop7h 13m
Lexington Blue Grass
Sat 11/14
11:26 am-6:10 pm
2 stops9h 44m
OntarioLexington
ONT Ontario - LEX Lexington Blue Grass
ONTLEX
Ontario
Wed 11/4
6:00 am-8:35 pm
2 stops11h 35m
Lexington Blue Grass
Sat 11/7
1:50 pm-6:47 pm
1 stop7h 57m
OntarioLexington
ONT Ontario - LEX Lexington Blue Grass
ONTLEX
Ontario
Wed 11/4
5:00 am-7:10 pm
2 stops11h 10m
Lexington Blue Grass
Sat 11/7
9:00 am-3:33 pm
2 stops9h 33m
OntarioLexington
ONT Ontario - LEX Lexington Blue Grass
ONTLEX
Ontario
Thu 11/26
12:18 pm-10:49 pm
1 stop7h 31m
Lexington Blue Grass
Sun 12/13
6:00 am-11:07 am
1 stop8h 07m
OntarioLexington
ONT Ontario - LEX Lexington Blue Grass
ONTLEX
Ontario
Fri 10/30
12:16 pm-11:59 pm
1 stop8h 43m
Lexington Blue Grass
Fri 11/6
7:10 am-11:06 am
1 stop6h 56m
OntarioLexington
ONT Ontario - LEX Lexington Blue Grass
ONTLEX
Ontario
Wed 11/18
6:00 am-11:48 pm
2 stops14h 48m
Lexington Blue Grass
Wed 11/25
11:20 am-11:31 pm
2 stops15h 11m
OntarioLexington
ONT Ontario - LEX Lexington Blue Grass
ONTLEX
Ontario
Fri 11/13
7:13 pm-10:56 am
2 stops12h 43m
Lexington Blue Grass
Sun 11/15
5:14 am-3:13 pm
2 stops12h 59m
See travel insights to Lexington from
How to get the cheapest flight ticket from Ontario to Lexington
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
What is the typical price of a round-trip flight between Ontario and Lexington?
Prices are currently low for flights on this route.
Typical prices usually range from $362 to $378.The lowest price recently found on this route was $361.
What is the cheapest airline that flies from Ontario to Lexington Blue Grass?
United Airlines is the most popular carrier operating from Ontario to Lexington Blue Grass
What airlines fly to Lexington?
American Airlines, Delta and Southwest are the top three most popular airlines that fly to Lexington from Ontario according to our data. American Airlines is the first choice among our users, with 35% of people opting to fly with this airline when traveling to Lexington. Keep in mind that there are 8 different airlines that fly to Lexington on a routine basis, so you have a few additional options to choose from.
When to book flights from Ontario to Lexington
Cheap Ontario to Lexington (ONT to LEX) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Lexington
Frequently asked questions about flying from Ontario to Lexington
How far is Ontario to Lexington Blue Grass by plane?
There are 1860.7 mi between Ontario and Lexington Blue Grass. 5h 47m is a normal flight duration for this route.
When did momondo last update prices for flights from Ontario Airport to Lexington Blue Grass Airport?
Prices for flights from Ontario Airport to Lexington Blue Grass Airport are updated daily.
How many operators does momondo search for flights from Ontario Airport to Lexington Blue Grass Airport?
As of October 2026, there are 3 operators available to choose from for flights from Ontario Airport to Lexington Blue Grass Airport.
How old do you have to be to fly from Ontario Airport to Lexington Blue Grass Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario Airport to Lexington Blue Grass Airport.
What documentation or ID do you need to fly to Lexington Blue Grass Airport?
The necessary travel and health documents for your Lexington Blue Grass 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.
What is the most popular airline from Ontario to Lexington?
Based on momondo bookings for flights between Ontario and Lexington, the leading airline is American Airlines, making up 45% of the total bookings. Other popular airlines include Delta with 36% and United Airlines with 19%.
Best airlines flying from Ontario to Lexington
Compare and see reviews for airlines that fly from Ontario to Lexington with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $308 | Free Cancellation | Rating 7.4 10,285 reviews | |||
| PriceFrom $313 | Free Cancellation | Rating 7.8 8,628 reviews | |||
| PriceFrom $377 | Free Cancellation | Rating 7.0 12,128 reviews |
Traveling to a place near Lexington?
Book flights to Lexington if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Ontario to Lexington?
To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Lexington from Ontario.
Can I find flights from Ontario to Lexington with flexible booking policies on momondo?
All flight searches from Ontario to Lexington on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Ontario to Lexington?
momondo provides multiple filters to help you find the best flight to Lexington from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Ontario to Lexington right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Ontario to Lexington flights. All you need is a valid email address and we will do the rest; it is that quick and easy.