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Cheap flights from Connecticut to Los Angeles from $80

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Connecticut to Los Angeles departing on 5/5. 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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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:30 am - 8:24 am
EWR
-
ONT
23h 54m
2 stops
Multiple Airlines Logo
7:44 pm - 6:57 am
ONT
-
EWR
8h 13m
1 stop
$230Multiple Airlines
Wed, Apr 22 - Wed, Apr 29
Multiple Airlines Logo
2:59 pm - 3:44 pm
EWR
-
ONT
27h 45m
1 stop
Multiple Airlines Logo
4:39 pm - 7:02 am
ONT
-
EWR
11h 23m
1 stop
$239Multiple Airlines
Tue, May 5 - Tue, May 12
Southwest Logo
3:05 pm - 10:10 pm
LGA
-
ONT
10h 05m
2 stops
Southwest Logo
9:30 am - 11:20 pm
ONT
-
LGA
10h 50m
1 stop
$247Southwest
Tue, Apr 14 - Sat, Apr 18
Southwest Logo
6:00 am - 1:15 pm
LGA
-
ONT
10h 15m
1 stop
Southwest Logo
11:55 pm - 11:15 am
ONT
-
LGA
8h 20m
1 stop
$248Southwest
Wed, Apr 22 - Wed, Apr 29
American Airlines Logo
7:49 am - 1:18 pm
JFK
-
ONT
8h 29m
1 stop
American Airlines Logo
11:59 pm - 11:34 am
ONT
-
JFK
8h 35m
1 stop
$248American Airlines
Wed, Apr 22 - Wed, Apr 29
Frontier Logo
10:00 pm - 11:56 pm
LGA
-
ONT
28h 56m
1 stop
Frontier Logo
8:15 am - 10:04 pm
ONT
-
LGA
10h 49m
1 stop
$249Frontier
Sun, Apr 12 - Tue, Apr 21
Frontier Logo
1:30 pm - 7:11 pm
EWR
-
ONT
8h 41m
1 stop
Frontier Logo
6:47 pm - 12:30 pm
ONT
-
EWR
14h 43m
1 stop
$250Frontier
Fri, May 15 - Tue, Jun 23
Delta Logo
6:00 am - 11:36 am
LGA
-
ONT
8h 36m
1 stop
Delta Logo
12:49 pm - 11:41 pm
ONT
-
LGA
7h 52m
1 stop
$257Delta
Wed, Apr 15 - Wed, Apr 22
Delta Logo
7:45 am - 5:15 pm
JFK
-
ONT
12h 30m
1 stop
Delta Logo
12:49 pm - 12:48 am
ONT
-
JFK
8h 59m
1 stop
$257Delta
Tue, Apr 14 - Thu, Apr 16
American Airlines Logo
5:20 pm - 10:36 pm
JFK
-
ONT
8h 16m
1 stop
American Airlines Logo
11:59 pm - 11:34 am
ONT
-
JFK
8h 35m
1 stop
$261American Airlines
Tue, Apr 7 - Wed, Apr 15

Southwest flights from Connecticut to Ontario

Our best Southwest deals on Connecticut to Ontario flight tickets
Southwest
Apr 14
LGA3:05 pmNew York LaGuardia
10h 05m
2 stops
ONT10:10 pmOntario
Apr 18
ONT9:30 amOntario
10h 50m
1 stop
LGA11:20 pmNew York LaGuardia
$247
Southwest
Apr 22
LGA6:00 amNew York LaGuardia
10h 15m
1 stop
ONT1:15 pmOntario
Apr 29
ONT11:55 pmOntario
8h 20m
1 stop
LGA11:15 amNew York LaGuardia
$248
Southwest
Apr 14
LGA3:05 pmNew York LaGuardia
10h 05m
2 stops
ONT10:10 pmOntario
Apr 18
ONT5:40 amOntario
13h 35m
2 stops
LGA10:15 pmNew York LaGuardia
$253

Frontier flights from Connecticut to Ontario

Our best Frontier deals on Connecticut to Ontario flight tickets
Frontier
Apr 12
LGA10:00 pmNew York LaGuardia
28h 56m
1 stop
ONT11:56 pmOntario
Apr 21
ONT8:15 amOntario
10h 49m
1 stop
LGA10:04 pmNew York LaGuardia
$249
Frontier
May 15
EWR1:30 pmNewark
8h 41m
1 stop
ONT7:11 pmOntario
Jun 23
ONT6:47 pmOntario
14h 43m
1 stop
EWR12:30 pmNewark
$250
Frontier
Apr 9
LGA10:00 pmNew York LaGuardia
28h 56m
1 stop
ONT11:56 pmOntario
Apr 18
ONT8:00 amOntario
11h 04m
1 stop
LGA10:04 pmNew York LaGuardia
$251

momondo Fare Finder

 
Customize your flight search to find flights from Connecticut 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 March 27, 2026.
Use the filters below to find and compare flights from Connecticut to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkOntario

EWR - ONT

EWRONT

Newark

Wed 4/22

11:30 am-8:24 am

2 stops23h 54m

Ontario

Wed 4/29

7:44 pm-6:57 am

1 stop8h 13m

$230

NewarkOntario

EWR - ONT

EWRONT

Newark

Tue 5/5

2:59 pm-3:44 pm

1 stop27h 45m

Ontario

Tue 5/12

4:39 pm-7:02 am

1 stop11h 23m

$239

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Tue 4/14

3:05 pm-10:10 pm

2 stops10h 05m

Ontario

Sat 4/18

9:30 am-11:20 pm

1 stop10h 50m

$247

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Wed 4/22

6:00 am-1:15 pm

1 stop10h 15m

Ontario

Wed 4/29

11:55 pm-11:15 am

1 stop8h 20m

$248

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Wed 4/22

7:49 am-1:18 pm

1 stop8h 29m

Ontario

Wed 4/29

11:59 pm-11:34 am

1 stop8h 35m

$248

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Sun 4/12

10:00 pm-11:56 pm

1 stop28h 56m

Ontario

Tue 4/21

8:15 am-10:04 pm

1 stop10h 49m

$249

NewarkOntario

EWR - ONT

EWRONT

Newark

Fri 5/15

1:30 pm-7:11 pm

1 stop8h 41m

Ontario

Tue 6/23

6:47 pm-12:30 pm

1 stop14h 43m

$250
Quickest round-trip

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Wed 4/15

6:00 am-11:36 am

1 stop8h 36m

Ontario

Wed 4/22

12:49 pm-11:41 pm

1 stop7h 52m

$257

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Tue 4/14

7:45 am-5:15 pm

1 stop12h 30m

Ontario

Thu 4/16

12:49 pm-12:48 am

1 stop8h 59m

$257

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Tue 4/7

5:20 pm-10:36 pm

1 stop8h 16m

Ontario

Wed 4/15

11:59 pm-11:34 am

1 stop8h 35m

$261

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 Connecticut 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 month to fly to Ontario?

In general, September is the cheapest month to fly from Connecticut to Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $321. If you aren’t able to travel during the month of September, then book flights to Ontario from Connecticut during July instead. Flights to Ontario in July, while not as cheap as those in September, still average around $379.

Can stopping save me money on Connecticut to Ontario flights?

You could potentially save up to 7% on your flight if you consider stops on a Connecticut to Ontario flight.

Cheap Connecticut to Ontario flight deals and tips

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

Fastest flight time

5h 54m

Direct flights

Every day

Airports in Ontario

1 airport
The fastest flight from Connecticut to Ontario takes 5h 54m
Direct flights go from Connecticut to Ontario every day.
There is 1 airport in Ontario. From Connecticut there are direct flights to Ontario (ONT).
Search flight deals

  • When did momondo last update prices for flights from Connecticut to Ontario Airport?

    Prices for flights from Connecticut to Ontario Airport refresh daily.

  • How many operators does momondo search for flights from Connecticut to Ontario Airport?

  • How old do you have to be to fly from Connecticut 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 Connecticut to Ontario Airport.

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

    The necessary travel and health documents for your Ontario 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.

Best airlines flying from Connecticut to Ontario

Compare and see reviews for airlines that fly from Connecticut to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $296Free CancellationRating
7.1
11,503 reviews
Search American Airlines flights
SouthwestPriceFrom $312Free CancellationRating
8.0
4,331 reviews
Search Southwest flights
DeltaPriceFrom $316Free CancellationRating
7.9
8,341 reviews
Search Delta flights
United AirlinesPriceFrom $380Free CancellationRating
7.4
9,491 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Ontario from Connecticut is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Ontario from Connecticut with this policy.

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

momondo helps you find the best flight between Connecticut and Ontario by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Ontario, momondo offers a useful price alert feature which will track prices for flights to Ontario from Connecticut and alert you when they change.

An easier way to manage your Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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