Cheap flights from Ontario to Connecticut from $116

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 Connecticut departing on 9/3. 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 Ontario to Connecticut

Cheap round-trip flights

Frontier Logo
7:22 pm - 5:30 amONT-JFK
7h 08m1 stop
Frontier Logo
1:00 pm - 7:14 pmJFK-ONT
9h 14m1 stop
$243Frontier
Find Deal
Wed, Aug 13 - Sat, Aug 16
Frontier Logo
7:22 pm - 5:30 amONT-JFK
7h 08m1 stop
Frontier Logo
1:00 pm - 7:14 pmJFK-ONT
9h 14m1 stop
$245Frontier
Find Deal
Wed, Aug 13 - Sat, Aug 16
American Airlines Logo
11:59 pm - 11:47 amONT-EWR
8h 48m1 stop
American Airlines Logo
10:53 am - 4:24 pmEWR-ONT
8h 31m1 stop
$265American Airlines
Find Deal
Sat, Aug 23 - Sat, Aug 30
American Airlines Logo
12:47 pm - 11:35 pmONT-LGA
7h 48m1 stop
American Airlines Logo
6:59 am - 2:02 pmLGA-ONT
10h 03m1 stop
$267American Airlines
Find Deal
Wed, Oct 29 - Tue, Nov 4
Southwest Logo
10:35 am - 10:50 pmONT-LGA
9h 15m1 stop
Southwest Logo
3:40 pm - 10:30 pmLGA-ONT
9h 50m1 stop
$276Southwest
Find Deal
Fri, Sep 5 - Mon, Sep 8
Delta Logo
11:55 am - 11:01 pmONT-EWR
8h 06m1 stop
Delta Logo
7:20 am - 12:17 pmEWR-ONT
7h 57m1 stop
$277Delta
Find Deal
Wed, Sep 24 - Mon, Sep 29
Delta Logo
11:45 am - 11:24 pmONT-LGA
8h 39m1 stop
Delta Logo
12:59 pm - 7:11 pmLGA-ONT
9h 12m1 stop
$281Delta
Find Deal
Sat, Sep 6 - Wed, Sep 10
Southwest Logo
11:55 am - 10:15 pmONT-LGA
7h 20m1 stop
Southwest Logo
1:50 pm - 8:40 pmLGA-ONT
9h 50m2 stops
$302Southwest
Find Deal
Wed, Sep 3 - Sat, Sep 6
United Airlines Logo
6:36 pm - 9:51 amONT-PVD
12h 15m2 stops
United Airlines Logo
4:30 pm - 10:30 pmPVD-ONT
9h 00m1 stop
$355United Airlines
Find Deal
Tue, Sep 30 - Thu, Oct 2
United Airlines Logo
6:36 pm - 9:51 amONT-PVD
12h 15m2 stops
United Airlines Logo
6:09 am - 5:23 pmPVD-ONT
14h 14m2 stops
$360United Airlines
Find Deal
Tue, Sep 30 - Thu, Oct 2

Frontier flights from Ontario to Connecticut

Our best Frontier deals on Ontario to Connecticut flight tickets
Frontier
Aug 13
ONT7:22 pmOntario
7h 08m
1 stop
JFK5:30 amNew York John F Kennedy Intl
Aug 16
JFK1:00 pmNew York John F Kennedy Intl
9h 14m
1 stop
ONT7:14 pmOntario
Frontier
Aug 13
ONT7:22 pmOntario
7h 08m
1 stop
JFK5:30 amNew York John F Kennedy Intl
Aug 16
JFK1:00 pmNew York John F Kennedy Intl
9h 14m
1 stop
ONT7:14 pmOntario
Frontier
Oct 14
ONT12:59 amOntario
8h 02m
1 stop
JFK12:01 pmNew York John F Kennedy Intl
Oct 25
JFK6:59 amNew York John F Kennedy Intl
8h 38m
1 stop
ONT12:37 pmOntario

American Airlines flights from Ontario to Connecticut

Our best American Airlines deals on Ontario to Connecticut flight tickets
American Airlines
Aug 23
ONT11:59 pmOntario
8h 48m
1 stop
EWR11:47 amNewark
Aug 30
EWR10:53 amNewark
8h 31m
1 stop
ONT4:24 pmOntario
American Airlines
Oct 29
ONT12:47 pmOntario
7h 48m
1 stop
LGA11:35 pmNew York LaGuardia
Nov 4
LGA6:59 amNew York LaGuardia
10h 03m
1 stop
ONT2:02 pmOntario
American Airlines
Oct 24
ONT11:59 pmOntario
8h 48m
1 stop
EWR11:47 amNewark
Oct 31
EWR7:15 amNewark
7h 46m
1 stop
ONT12:01 pmOntario

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Connecticut 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 July 31, 2025.
Use the filters below to find and compare flights from Ontario to Connecticut that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 8/13

7:22 pm-5:30 am

1 stop7h 08m

New York John F Kennedy Intl

Sat 8/16

1:00 pm-7:14 pm

1 stop9h 14m

$243

OntarioNew York

ONT - JFK

ONTJFK

Ontario

Wed 8/13

7:22 pm-5:30 am

1 stop7h 08m

New York John F Kennedy Intl

Sat 8/16

1:00 pm-7:14 pm

1 stop9h 14m

$245

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Sat 8/23

11:59 pm-11:47 am

1 stop8h 48m

Newark

Sat 8/30

10:53 am-4:24 pm

1 stop8h 31m

$265

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 10/29

12:47 pm-11:35 pm

1 stop7h 48m

New York LaGuardia

Tue 11/4

6:59 am-2:02 pm

1 stop10h 03m

$267

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Fri 9/5

10:35 am-10:50 pm

1 stop9h 15m

New York LaGuardia

Mon 9/8

3:40 pm-10:30 pm

1 stop9h 50m

$276

OntarioNewark

ONT - EWR

ONTEWR

Ontario

Wed 9/24

11:55 am-11:01 pm

1 stop8h 06m

Newark

Mon 9/29

7:20 am-12:17 pm

1 stop7h 57m

$277

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Sat 9/6

11:45 am-11:24 pm

1 stop8h 39m

New York LaGuardia

Wed 9/10

12:59 pm-7:11 pm

1 stop9h 12m

$281

OntarioNew York

ONT - LGA

ONTLGA

Ontario

Wed 9/3

11:55 am-10:15 pm

1 stop7h 20m

New York LaGuardia

Sat 9/6

1:50 pm-8:40 pm

2 stops9h 50m

$302

OntarioProvidence

ONT - PVD

ONTPVD

Ontario

Tue 9/30

6:36 pm-9:51 am

2 stops12h 15m

Providence-TFGreen

Thu 10/2

4:30 pm-10:30 pm

1 stop9h 00m

$355

OntarioProvidence

ONT - PVD

ONTPVD

Ontario

Tue 9/30

6:36 pm-9:51 am

2 stops12h 15m

Providence-TFGreen

Thu 10/2

6:09 am-5:23 pm

2 stops14h 14m

$360

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Connecticut from

How to get the cheapest flight ticket from Ontario to Connecticut

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 Ontario to Connecticut?

Frontier, Hawaiian Airlines, and American Airlines are the most popular carriers operating from Ontario to Connecticut

What airlines fly to Connecticut?

American Airlines, Southwest and Delta are the top three most popular airlines that fly to Connecticut from Ontario according to our data. American Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Connecticut. Keep in mind that there are 8 different airlines that fly to Connecticut on a routine basis, so you have a few additional options to choose from.

Cheap Ontario to Connecticut flight deals and tips

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

Best Price Found

$116

Fastest flight time

5h 22m

Direct flights

Every day

Airports in Connecticut

4 airports
The best one-way flight to Connecticut from Ontario in the past 72 hours is $116. The best round-trip flight deal from Ontario to Connecticut found on momondo in the last 72 hours is $243.
The fastest flight from Ontario to Connecticut takes 5h 22m
Direct flights go from Ontario to Connecticut every day.
There are 4 airports near Connecticut: Newark (EWR), New York LaGuardia (LGA), Hartford Bradley Intl (BDL), New York John F Kennedy Intl (JFK)

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

    Prices for flights from Ontario Airport to Connecticut refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Connecticut.

  • What documentation or ID do you need to fly to Connecticut?

    The travel and health documents required for your trip to Connecticut 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 Connecticut. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Best airlines flying from Ontario to Connecticut

Compare and see reviews for airlines that fly from Ontario to Connecticut with momondo
Airline
Rating
Free Cancellation
Price
SouthwestPriceFrom $300Free CancellationRating
8.0
4,246 reviews
Search Southwest flights
American AirlinesPriceFrom $326Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $332Free CancellationRating
8.0
7,981 reviews
Search Delta flights
United AirlinesPriceFrom $387Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Connecticut. Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo provides multiple filters to help you find the best flight to Connecticut 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 Connecticut right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Ontario to Connecticut now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Connecticut and let you know when they change.


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1 adult
Tue 8/5
Tue 8/12

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