Cheap flights from Ontario to Lexington from $259
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 8/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Ontario to Lexington
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
American Airlines flights from Ontario to Lexington
Our best American Airlines deals on Ontario to Lexington flight tickets
United Airlines flights from Ontario to Lexington
Our best United Airlines deals on Ontario to Lexington flight tickets
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 cheapest month to fly to Lexington?
In general, February is the cheapest month to fly from Ontario to Lexington. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $313. If you are unable to visit Lexington during the month of February, then departing from Ontario during the month January is also very affordable. Most momondo users find prices during this month for around $343.
What is the cheapest day to depart on your flight to Lexington?
On average, the least expensive day to fly to Lexington from Ontario is on a Thursday. momondo users have found tickets for Thursday departures for as low as $388. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Ontario because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $456.
What is the cheapest airline that flies from Ontario to Lexington Blue Grass?
Delta, American Airlines, and Alaska Airlines are the most popular carriers operating from Ontario to Lexington Blue Grass
What airlines fly to Lexington?
American Airlines, Delta and Spirit Airlines 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 40% 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
How far is Ontario to Lexington Blue Grass by plane?
There are 1860.7 mi between Ontario and Lexington Blue Grass. 5h 51m 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 April 2025, there are 2 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 64% of the total bookings. Other popular airlines include Delta with 36%.
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 $248 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $286 | Free Cancellation | Rating 8.0 7,898 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.