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Cheap flights from Erie to Ontario from $781

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Erie to Ontario departing on 8/29. 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.
United Airlines Logo
6:00 am - 10:58 pm
ERI
-
ONT
19h 58m
2 stops
United Airlines Logo
5:45 am - 12:06 am
ONT
-
ERI
15h 21m
2 stops
$781United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
6:00 am - 6:11 pm
ERI
-
ONT
15h 11m
2 stops
United Airlines Logo
5:45 am - 12:06 am
ONT
-
ERI
15h 21m
2 stops
$816United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
6:00 am - 10:58 pm
ERI
-
ONT
19h 58m
2 stops
United Airlines Logo
7:00 am - 10:30 am
ONT
-
ERI
24h 30m
1 stop
$823United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
6:00 am - 6:11 pm
ERI
-
ONT
15h 11m
2 stops
United Airlines Logo
7:00 am - 10:30 am
ONT
-
ERI
24h 30m
1 stop
$838United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
11:05 am - 12:12 pm
ERI
-
ONT
28h 07m
2 stops
United Airlines Logo
5:45 am - 12:06 am
ONT
-
ERI
15h 21m
2 stops
$856United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
6:00 am - 10:58 pm
ERI
-
ONT
19h 58m
2 stops
United Airlines Logo
7:00 am - 10:30 am
ONT
-
ERI
24h 30m
1 stop
$863United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
11:05 am - 6:19 pm
ERI
-
ONT
10h 14m
1 stop
United Airlines Logo
7:00 am - 12:06 am
ONT
-
ERI
14h 06m
1 stop
$1,024United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
11:05 am - 6:19 pm
ERI
-
ONT
10h 14m
1 stop
United Airlines Logo
7:00 am - 12:06 am
ONT
-
ERI
14h 06m
1 stop
$1,039United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
11:05 am - 6:19 pm
ERI
-
ONT
10h 14m
1 stop
United Airlines Logo
7:00 am - 12:06 am
ONT
-
ERI
14h 06m
1 stop
$1,064United Airlines
Sat, Aug 29 - Wed, Sep 2

United Airlines flights from Erie to Ontario

Our best United Airlines deals on Erie to Ontario flight tickets
United Airlines
Aug 29
ERI6:00 amErie
19h 58m
2 stops
ONT10:58 pmOntario
Sep 2
ONT5:45 amOntario
15h 21m
2 stops
ERI12:06 amErie
$781
United Airlines
Aug 29
ERI6:00 amErie
15h 11m
2 stops
ONT6:11 pmOntario
Sep 2
ONT5:45 amOntario
15h 21m
2 stops
ERI12:06 amErie
$816
United Airlines
Aug 29
ERI6:00 amErie
19h 58m
2 stops
ONT10:58 pmOntario
Sep 2
ONT7:00 amOntario
24h 30m
1 stop
ERI10:30 amErie
$823

momondo Fare Finder

 
Customize your flight search to find flights from Erie 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 10, 2026.
Use the filters below to find and compare flights from Erie to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ErieOntario

ERI - ONT

ERIONT

Erie

Sat 8/29

6:00 am-10:58 pm

2 stops19h 58m

Ontario

Wed 9/2

5:45 am-12:06 am

2 stops15h 21m

$781

ErieOntario

ERI - ONT

ERIONT

Erie

Sat 8/29

6:00 am-6:11 pm

2 stops15h 11m

Ontario

Wed 9/2

5:45 am-12:06 am

2 stops15h 21m

$816

ErieOntario

ERI - ONT

ERIONT

Erie

Sat 8/29

6:00 am-10:58 pm

2 stops19h 58m

Ontario

Wed 9/2

7:00 am-10:30 am

1 stop24h 30m

$823

ErieOntario

ERI - ONT

ERIONT

Erie

Sat 8/29

6:00 am-6:11 pm

2 stops15h 11m

Ontario

Wed 9/2

7:00 am-10:30 am

1 stop24h 30m

$838

ErieOntario

ERI - ONT

ERIONT

Erie

Sat 8/29

11:05 am-12:12 pm

2 stops28h 07m

Ontario

Wed 9/2

5:45 am-12:06 am

2 stops15h 21m

$856

ErieOntario

ERI - ONT

ERIONT

Erie

Sat 8/29

6:00 am-10:58 pm

2 stops19h 58m

Ontario

Wed 9/2

7:00 am-10:30 am

1 stop24h 30m

$863
Quickest round-trip

ErieOntario

ERI - ONT

ERIONT

Erie

Sat 8/29

11:05 am-6:19 pm

1 stop10h 14m

Ontario

Wed 9/2

7:00 am-12:06 am

1 stop14h 06m

$1,024

ErieOntario

ERI - ONT

ERIONT

Erie

Sat 8/29

11:05 am-6:19 pm

1 stop10h 14m

Ontario

Wed 9/2

7:00 am-12:06 am

1 stop14h 06m

$1,039

ErieOntario

ERI - ONT

ERIONT

Erie

Sat 8/29

11:05 am-6:19 pm

1 stop10h 14m

Ontario

Wed 9/2

7:00 am-12:06 am

1 stop14h 06m

$1,064

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Ontario from

How to get the cheapest flight ticket from Erie 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 airlines fly to Ontario?

American Airlines, JetBlue and Southwest are the top three most popular airlines that fly to Ontario from Erie according to our data. American Airlines is the first choice among our users, with 29% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 6 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 Erie to Ontario

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

Cheap Erie to Ontario (ERI to ONT) flight deals and tips

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

Fastest flight time

28h 07m

Direct flights

None
The fastest flight from Erie to Ontario takes 28h 07m
There are no direct flights from Erie to Ontario. There are no popular flight routes from Erie to Ontario.
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  • How far is Erie to Ontario by plane?

    A flight from Erie to Ontario will travel around 2097.4 mi. Flights usually cover this in 28h 07m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Erie Airport to Ontario Airport are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Erie Airport to Ontario Airport.

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

    The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

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 Ontario from Erie.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Erie to Ontario.

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

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

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