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Cheap flights from Lexington to Los Angeles from $200

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Lexington to Los Angeles departing on 3/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Lexington to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
5:55 pm - 10:09 pm
LEX
-
ONT
7h 14m
1 stop
Delta Logo
12:00 pm - 9:21 pm
ONT
-
LEX
6h 21m
1 stop
$309Delta
dc., jul.. 29 - dc., ag. 5
United Airlines Logo
7:00 am - 5:52 pm
LEX
-
ONT
13h 52m
2 stops
United Airlines Logo
7:00 am - 6:49 pm
ONT
-
LEX
8h 49m
1 stop
$322United Airlines
dj., abr. 30 - dl., maig 4
United Airlines Logo
5:39 pm - 10:18 pm
LEX
-
ONT
7h 39m
1 stop
United Airlines Logo
5:10 am - 5:02 pm
ONT
-
LEX
8h 52m
2 stops
$323United Airlines
dc., març 25 - dt., març 31
United Airlines Logo
7:00 am - 5:41 pm
LEX
-
ONT
13h 41m
2 stops
United Airlines Logo
5:10 am - 5:02 pm
ONT
-
LEX
8h 52m
2 stops
$328United Airlines
dc., març 25 - dt., març 31
Delta Logo
3:45 pm - 10:09 pm
LEX
-
ONT
9h 24m
1 stop
Delta Logo
12:00 pm - 9:21 pm
ONT
-
LEX
6h 21m
1 stop
$334Delta
dt., jul.. 28 - dc., ag. 5
Delta Logo
5:55 pm - 10:09 pm
LEX
-
ONT
7h 14m
1 stop
Delta Logo
12:00 pm - 9:21 pm
ONT
-
LEX
6h 21m
1 stop
$359Delta
dl., jul.. 20 - dc., jul.. 29
Delta Logo
5:55 pm - 10:09 pm
LEX
-
ONT
7h 14m
1 stop
Delta Logo
12:00 pm - 9:21 pm
ONT
-
LEX
6h 21m
1 stop
$364Delta
dl., jul.. 27 - dv., ag. 7
Delta Logo
10:43 am - 9:48 pm
LEX
-
ONT
14h 05m
2 stops
Delta Logo
10:00 pm - 9:21 am
ONT
-
LEX
8h 21m
1 stop
$369Delta
dj., maig 14 - ds., maig 16
Delta Logo
1:30 pm - 6:15 pm
LEX
-
ONT
7h 45m
1 stop
Delta Logo
10:59 pm - 9:24 am
ONT
-
LEX
7h 25m
1 stop
$389Delta
dj., jul.. 23 - dv., jul.. 31
American Airlines Logo
6:00 am - 9:35 am
LEX
-
ONT
6h 35m
1 stop
American Airlines Logo
6:10 am - 5:50 pm
ONT
-
LEX
8h 40m
1 stop
$394American Airlines
dj., jul.. 30 - ds., ag. 8

United Airlines flights from Lexington to Ontario

Our best United Airlines deals on Lexington to Ontario flight tickets
United Airlines
Apr 30
LEX7:00 amLexington Blue Grass
13h 52m
2 stops
ONT5:52 pmOntario
May 4
ONT7:00 amOntario
8h 49m
1 stop
LEX6:49 pmLexington Blue Grass
$322
United Airlines
Mar 25
LEX5:39 pmLexington Blue Grass
7h 39m
1 stop
ONT10:18 pmOntario
Mar 31
ONT5:10 amOntario
8h 52m
2 stops
LEX5:02 pmLexington Blue Grass
$323
United Airlines
Mar 25
LEX7:00 amLexington Blue Grass
13h 41m
2 stops
ONT5:41 pmOntario
Mar 31
ONT5:10 amOntario
8h 52m
2 stops
LEX5:02 pmLexington Blue Grass
$328

American Airlines flights from Lexington to Ontario

Our best American Airlines deals on Lexington to Ontario flight tickets
American Airlines
Jul 30
LEX6:00 amLexington Blue Grass
6h 35m
1 stop
ONT9:35 amOntario
Aug 8
ONT6:10 amOntario
8h 40m
1 stop
LEX5:50 pmLexington Blue Grass
$394
American Airlines
Mar 6
LEX2:03 pmLexington Blue Grass
7h 39m
1 stop
ONT6:42 pmOntario
Mar 13
ONT7:59 pmOntario
10h 25m
2 stops
LEX9:24 amLexington Blue Grass
$409
American Airlines
Apr 30
LEX7:11 amLexington Blue Grass
12h 11m
2 stops
ONT4:22 pmOntario
May 4
ONT7:35 pmOntario
12h 23m
2 stops
LEX10:58 amLexington Blue Grass
$484

momondo Fare Finder

 
Customize your flight search to find flights from Lexington to Ontario 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, momondo users made 832,500 searches. Data last updated març 3, 2026.
Use the filters below to find and compare flights from Lexington to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LexingtonOntario

LEX - ONT

LEXONT

Lexington Blue Grass

dc. 7/29

5:55 pm-10:09 pm

1 stop7h 14m

Ontario

dc. 8/5

12:00 pm-9:21 pm

1 stop6h 21m

$309

LexingtonOntario

LEX - ONT

LEXONT

Lexington Blue Grass

dj. 4/30

7:00 am-5:52 pm

2 stops13h 52m

Ontario

dl. 5/4

7:00 am-6:49 pm

1 stop8h 49m

$322

LexingtonOntario

LEX - ONT

LEXONT

Lexington Blue Grass

dc. 3/25

5:39 pm-10:18 pm

1 stop7h 39m

Ontario

dt. 3/31

5:10 am-5:02 pm

2 stops8h 52m

$323

LexingtonOntario

LEX - ONT

LEXONT

Lexington Blue Grass

dc. 3/25

7:00 am-5:41 pm

2 stops13h 41m

Ontario

dt. 3/31

5:10 am-5:02 pm

2 stops8h 52m

$328

LexingtonOntario

LEX - ONT

LEXONT

Lexington Blue Grass

dt. 7/28

3:45 pm-10:09 pm

1 stop9h 24m

Ontario

dc. 8/5

12:00 pm-9:21 pm

1 stop6h 21m

$334

LexingtonOntario

LEX - ONT

LEXONT

Lexington Blue Grass

dl. 7/20

5:55 pm-10:09 pm

1 stop7h 14m

Ontario

dc. 7/29

12:00 pm-9:21 pm

1 stop6h 21m

$359

LexingtonOntario

LEX - ONT

LEXONT

Lexington Blue Grass

dl. 7/27

5:55 pm-10:09 pm

1 stop7h 14m

Ontario

dv. 8/7

12:00 pm-9:21 pm

1 stop6h 21m

$364

LexingtonOntario

LEX - ONT

LEXONT

Lexington Blue Grass

dj. 5/14

10:43 am-9:48 pm

2 stops14h 05m

Ontario

ds. 5/16

10:00 pm-9:21 am

1 stop8h 21m

$369

LexingtonOntario

LEX - ONT

LEXONT

Lexington Blue Grass

dj. 7/23

1:30 pm-6:15 pm

1 stop7h 45m

Ontario

dv. 7/31

10:59 pm-9:24 am

1 stop7h 25m

$389

LexingtonOntario

LEX - ONT

LEXONT

Lexington Blue Grass

dj. 7/30

6:00 am-9:35 am

1 stop6h 35m

Ontario

ds. 8/8

6:10 am-5:50 pm

1 stop8h 40m

$394

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Lexington to Ontario

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 airline that flies from Lexington Blue Grass to Ontario?

American Airlines is the most popular carrier operating from Lexington Blue Grass to Ontario

What airlines fly to Ontario?

Delta, American Airlines and Frontier are the top three most popular airlines that fly to Ontario from Lexington according to our data. Delta is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 8 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

When to book flights from Lexington to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Lexington to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Lexington to Ontario (LEX to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Lexington to Ontario

Fastest flight time

7h 01m

Direct flights

None
The fastest flight from Lexington to Ontario takes 7h 01m
There are no direct flights from Lexington to Ontario. There are no popular flight routes from Lexington to Ontario.
Search flight deals

  • How far is Lexington Blue Grass to Ontario by plane?

    The straight-line distance from Lexington Blue Grass to Ontario is 1860.7 mi. Flights usually cover this in 7h 01m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Lexington Blue Grass Airport to Ontario Airport?

    Prices for flights from Lexington Blue Grass Airport to Ontario Airport refresh daily.

  • How many operators does momondo search for flights from Lexington Blue Grass Airport to Ontario Airport?

  • How old do you have to be to fly from Lexington Blue Grass Airport to Ontario Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lexington Blue Grass Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Lexington to Ontario?

Best airlines flying from Lexington to Ontario

Compare and see reviews for airlines that fly from Lexington to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $288Free CancellationRating
7.1
11,375 reviews
Search American Airlines flights
DeltaPriceFrom $288Free CancellationRating
7.9
8,242 reviews
Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Lexington to Ontario?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Lexington to Ontario for you.

Can I find flights from Lexington to Ontario with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Lexington to Ontario flights to just show those with flexible booking policies.

How can momondo help me find flights from Lexington to Ontario?

Once all potential Lexington to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Lexington to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from Lexington are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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1 adult
dj. 4/2
dj. 4/9
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