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Cheap flights from Ontario to Harlingen from $277

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 Harlingen departing on 6/14. 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 Harlingen

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:53 pm - 9:52 pm
YYZ
-
HRL
6h 59m
1 stop
United Airlines Logo
1:59 pm - 10:36 pm
HRL
-
YYZ
7h 37m
1 stop
$541United Airlines
Sat, Sep 12 - Tue, Sep 15
United Airlines Logo
6:10 am - 3:59 pm
YYZ
-
HRL
10h 49m
1 stop
United Airlines Logo
5:05 am - 2:24 pm
HRL
-
YYZ
8h 19m
1 stop
$542United Airlines
Sat, Sep 19 - Wed, Sep 23
United Airlines Logo
7:20 pm - 1:24 pm
YTZ
-
HRL
19h 04m
2 stops
United Airlines Logo
1:59 pm - 10:06 am
HRL
-
YTZ
19h 07m
2 stops
$594United Airlines
Mon, Aug 31 - Wed, Sep 2
United Airlines Logo
11:00 am - 7:39 pm
YYZ
-
HRL
9h 39m
2 stops
United Airlines Logo
5:05 am - 3:46 pm
HRL
-
YYZ
9h 41m
2 stops
$615United Airlines
Sat, Sep 19 - Wed, Sep 23
United Airlines Logo
3:53 pm - 9:52 pm
YYZ
-
HRL
6h 59m
1 stop
United Airlines Logo
5:05 am - 2:24 pm
HRL
-
YYZ
8h 19m
1 stop
$616United Airlines
Sat, Sep 12 - Tue, Sep 15
United Airlines Logo
7:20 pm - 1:24 pm
YTZ
-
HRL
19h 04m
2 stops
United Airlines Logo
1:59 pm - 10:06 am
HRL
-
YTZ
19h 07m
2 stops
$675United Airlines
Mon, Aug 31 - Wed, Sep 2

United Airlines flights from Region of Ontario to Harlingen

Our best United Airlines deals on Region of Ontario to Harlingen flight tickets
United Airlines
Sep 12
YYZ3:53 pmToronto Pearson Intl
6h 59m
1 stop
HRL9:52 pmHarlingen Valley Intl
Sep 15
HRL1:59 pmHarlingen Valley Intl
7h 37m
1 stop
YYZ10:36 pmToronto Pearson Intl
$541
United Airlines
Sep 19
YYZ6:10 amToronto Pearson Intl
10h 49m
1 stop
HRL3:59 pmHarlingen Valley Intl
Sep 23
HRL5:05 amHarlingen Valley Intl
8h 19m
1 stop
YYZ2:24 pmToronto Pearson Intl
$542
United Airlines
Aug 31
YTZ7:20 pmToronto Island
19h 04m
2 stops
HRL1:24 pmHarlingen Valley Intl
Sep 2
HRL1:59 pmHarlingen Valley Intl
19h 07m
2 stops
YTZ10:06 amToronto Island
$594

momondo Fare Finder

 
Customize your flight search to find flights from Region of Ontario to Harlingen 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 May 30, 2026.
Use the filters below to find and compare flights from Ontario to Harlingen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

TorontoHarlingen

YYZ - HRL

YYZHRL

Toronto Pearson Intl

Sat 9/12

3:53 pm-9:52 pm

1 stop6h 59m

Harlingen Valley Intl

Tue 9/15

1:59 pm-10:36 pm

1 stop7h 37m

$541

TorontoHarlingen

YYZ - HRL

YYZHRL

Toronto Pearson Intl

Sat 9/19

6:10 am-3:59 pm

1 stop10h 49m

Harlingen Valley Intl

Wed 9/23

5:05 am-2:24 pm

1 stop8h 19m

$542

TorontoHarlingen

YTZ - HRL

YTZHRL

Toronto Island

Mon 8/31

7:20 pm-1:24 pm

2 stops19h 04m

Harlingen Valley Intl

Wed 9/2

1:59 pm-10:06 am

2 stops19h 07m

$594

TorontoHarlingen

YYZ - HRL

YYZHRL

Toronto Pearson Intl

Sat 9/19

11:00 am-7:39 pm

2 stops9h 39m

Harlingen Valley Intl

Wed 9/23

5:05 am-3:46 pm

2 stops9h 41m

$615

TorontoHarlingen

YYZ - HRL

YYZHRL

Toronto Pearson Intl

Sat 9/12

3:53 pm-9:52 pm

1 stop6h 59m

Harlingen Valley Intl

Tue 9/15

5:05 am-2:24 pm

1 stop8h 19m

$616

TorontoHarlingen

YTZ - HRL

YTZHRL

Toronto Island

Mon 8/31

7:20 pm-1:24 pm

2 stops19h 04m

Harlingen Valley Intl

Wed 9/2

1:59 pm-10:06 am

2 stops19h 07m

$675
Cheapest one-way

TorontoHarlingen

YYZ - HRL

YYZHRL

Toronto Pearson Intl

Sun 6/14

6:10 am-9:54 pm

1 stop16h 44m

$277

TorontoHarlingen

YYZ - HRL

YYZHRL

Toronto Pearson Intl

Sun 6/14

7:00 am-9:54 pm

2 stops15h 54m

$358
Quickest one-way

TorontoHarlingen

YTZ - HRL

YTZHRL

Toronto Island

Sun 6/14

12:15 pm-9:54 pm

2 stops10h 39m

$475

TorontoHarlingen

YYZ - HRL

YYZHRL

Toronto Pearson Intl

Sun 6/14

7:00 am-7:49 pm

3 stops13h 49m

$1,266

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Harlingen from

How to get the cheapest flight ticket from Region of Ontario to Harlingen

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

Can stopping save me money on Region of Ontario to Harlingen flights?

You could potentially save up to 24% on your flight if you consider stops on a Region of Ontario to Harlingen flight.

Cheap Region of Ontario to Harlingen flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Harlingen

Fastest flight time

9h 54m

Direct flights

None
The fastest flight from Region of Ontario to Harlingen takes 9h 54m
There are no direct flights from Region of Ontario to Harlingen. There are no popular flight routes from Region of Ontario to Harlingen.
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Frequently asked questions about flying from Ontario to Harlingen

  • When did momondo last update prices for flights from Ontario to Harlingen Valley Intl Airport?

    Prices for flights from Ontario to Harlingen Valley Intl Airport were last updated today.

  • How old do you have to be to fly from Ontario to Harlingen Valley Intl 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 Ontario to Harlingen Valley Intl Airport.

  • What documentation or ID do you need to fly to Harlingen Valley Intl Airport?

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

Why use momondo?

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

Finding the right flight to Harlingen from Ontario 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 Harlingen quick and easy, saving you time and money.

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

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

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

momondo helps you find the best flight between Ontario and Harlingen 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 Ontario to Harlingen right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to Harlingen flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Mon 6/29
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