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

Prices for flights from Harlingen Valley Intl Airport to Ontario are refreshed on a daily basis.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Harlingen Valley Intl Airport to Ontario.

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

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

$257 Cheap Flights from Harlingen to Ontario in 2026

Find the cheapest flights from Harlingen to Ontario

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:40 am - 1:06 pmHRL Harlingen Valley Intl-YYZ Toronto Pearson Intl

6h 26m1 stop Dallas/Fort Worth

6:10 am - 1:56 pmYYZ Toronto Pearson Intl-HRL Harlingen Valley Intl

8h 46m1 stop Dallas/Fort Worth

$542American Airlines

Sat, Dec 12 - Tue, Dec 15

10:44 am - 11:46 pmHRL Harlingen Valley Intl-YYZ Toronto Pearson Intl

12h 02m2 stops Dallas/Fort Worth Chicago O'Hare Intl

5:12 pm - 11:31 pmYYZ Toronto Pearson Intl-HRL Harlingen Valley Intl

7h 19m1 stop Dallas/Fort Worth

$551American Airlines

Sat, Dec 12 - Tue, Dec 15

5:40 am - 5:14 pmHRL Harlingen Valley Intl-YYZ Toronto Pearson Intl

10h 34m2 stops Dallas/Fort Worth Charlotte Douglas

7:30 am - 6:11 pmYYZ Toronto Pearson Intl-HRL Harlingen Valley Intl

11h 41m2 stops Philadelphia Dallas/Fort Worth

$557American Airlines

Sat, Dec 12 - Tue, Dec 15

5:05 am - 5:30 pmHRL Harlingen Valley Intl-YUL Montreal Pierre Elliott Trudeau Intl

11h 25m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

6:10 am - 7:39 pmYUL Montreal Pierre Elliott Trudeau Intl-HRL Harlingen Valley Intl

14h 29m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

$587United Airlines

Sat, Sep 19 - Tue, Sep 22

7:15 am - 2:24 pmHRL Harlingen Valley Intl-YYZ Toronto Pearson Intl

6h 09m1 stop Houston George Bush Intcntl

6:10 am - 1:23 pmYYZ Toronto Pearson Intl-HRL Harlingen Valley Intl

8h 13m1 stop Houston George Bush Intcntl

$619United Airlines

Tue, Sep 22 - Tue, Sep 29

5:05 am - 2:24 pmHRL Harlingen Valley Intl-YYZ Toronto Pearson Intl

8h 19m1 stop Houston George Bush Intcntl

7:30 am - 3:59 pmYYZ Toronto Pearson Intl-HRL Harlingen Valley Intl

9h 29m2 stops Newark Houston George Bush Intcntl

$629United Airlines

Tue, Sep 22 - Sat, Oct 3

7:15 am - 2:24 pmHRL Harlingen Valley Intl-YYZ Toronto Pearson Intl

6h 09m1 stop Houston George Bush Intcntl

6:10 am - 1:23 pmYYZ Toronto Pearson Intl-HRL Harlingen Valley Intl

8h 13m1 stop Houston George Bush Intcntl

$632Air Canada

Tue, Oct 6 - Thu, Oct 15

5:05 am - 5:56 pmHRL Harlingen Valley Intl-YYZ Toronto Pearson Intl

11h 51m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

7:00 am - 3:59 pmYYZ Toronto Pearson Intl-HRL Harlingen Valley Intl

9h 59m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

$634United Airlines

Wed, Sep 23 - Sat, Oct 3

5:50 am - 2:59 pmHRL Harlingen Valley Intl-YYZ Toronto Pearson Intl

8h 09m2 stops Dallas/Fort Worth Charlotte Douglas

2:59 pm - 10:50 pmYYZ Toronto Pearson Intl-HRL Harlingen Valley Intl

8h 51m1 stop Dallas/Fort Worth

$640American Airlines

Tue, Oct 6 - Thu, Oct 15

7:15 am - 2:24 pmHRL Harlingen Valley Intl-YYZ Toronto Pearson Intl

6h 09m1 stop Houston George Bush Intcntl

6:10 am - 1:23 pmYYZ Toronto Pearson Intl-HRL Harlingen Valley Intl

8h 13m1 stop Houston George Bush Intcntl

$649United Airlines

Tue, Sep 22 - Sat, Oct 3

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American Airlines flights from Harlingen to Region of Ontario

Our best American Airlines deals on Harlingen to Region of Ontario flight tickets

American Airlines

Dec 12

HRL5:40 amHarlingen Valley Intl

6h 26m

1 stop

YYZ1:06 pmToronto Pearson Intl

Dec 15

YYZ6:10 amToronto Pearson Intl

8h 46m

1 stop

HRL1:56 pmHarlingen Valley Intl

$542

American Airlines

Dec 12

HRL10:44 amHarlingen Valley Intl

12h 02m

2 stops

YYZ11:46 pmToronto Pearson Intl

Dec 15

YYZ5:12 pmToronto Pearson Intl

7h 19m

1 stop

HRL11:31 pmHarlingen Valley Intl

$551

American Airlines

Dec 12

HRL5:40 amHarlingen Valley Intl

10h 34m

2 stops

YYZ5:14 pmToronto Pearson Intl

Dec 15

YYZ7:30 amToronto Pearson Intl

11h 41m

2 stops

HRL6:11 pmHarlingen Valley Intl

$557

United Airlines flights from Harlingen to Region of Ontario

Our best United Airlines deals on Harlingen to Region of Ontario flight tickets

United Airlines

Sep 19

HRL5:05 amHarlingen Valley Intl

11h 25m

2 stops

YUL5:30 pmMontreal Pierre Elliott Trudeau Intl

Sep 22

YUL6:10 amMontreal Pierre Elliott Trudeau Intl

14h 29m

2 stops

HRL7:39 pmHarlingen Valley Intl

$587

United Airlines

Sep 22

HRL7:15 amHarlingen Valley Intl

6h 09m

1 stop

YYZ2:24 pmToronto Pearson Intl

Sep 29

YYZ6:10 amToronto Pearson Intl

8h 13m

1 stop

HRL1:23 pmHarlingen Valley Intl

$619

United Airlines

Sep 22

HRL5:05 amHarlingen Valley Intl

8h 19m

1 stop

YYZ2:24 pmToronto Pearson Intl

Sep 30

YYZ7:00 amToronto Pearson Intl

9h 59m

2 stops

HRL3:59 pmHarlingen Valley Intl

$629

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HarlingenToronto

HRL Harlingen Valley Intl - YYZ Toronto Pearson Intl

HRLYYZ

Harlingen Valley Intl

Sat 12/12

5:40 am-1:06 pm

1 stop6h 26m

Toronto Pearson Intl

Tue 12/15

6:10 am-1:56 pm

1 stop8h 46m

$542

HarlingenToronto

HRL Harlingen Valley Intl - YYZ Toronto Pearson Intl

HRLYYZ

Harlingen Valley Intl

Sat 12/12

10:44 am-11:46 pm

2 stops12h 02m

Toronto Pearson Intl

Tue 12/15

5:12 pm-11:31 pm

1 stop7h 19m

$551

HarlingenToronto

HRL Harlingen Valley Intl - YYZ Toronto Pearson Intl

HRLYYZ

Harlingen Valley Intl

Sat 12/12

5:40 am-5:14 pm

2 stops10h 34m

Toronto Pearson Intl

Tue 12/15

7:30 am-6:11 pm

2 stops11h 41m

$557

HarlingenMontreal

HRL Harlingen Valley Intl - YUL Montreal Pierre Elliott Trudeau Intl

HRLYUL

Harlingen Valley Intl

Sat 9/19

5:05 am-5:30 pm

2 stops11h 25m

Montreal Pierre Elliott Trudeau Intl

Tue 9/22

6:10 am-7:39 pm

2 stops14h 29m

$587

Quickest round-trip

HarlingenToronto

HRL Harlingen Valley Intl - YYZ Toronto Pearson Intl

HRLYYZ

Harlingen Valley Intl

Tue 9/22

7:15 am-2:24 pm

1 stop6h 09m

Toronto Pearson Intl

Tue 9/29

6:10 am-1:23 pm

1 stop8h 13m

$619

HarlingenToronto

HRL Harlingen Valley Intl - YYZ Toronto Pearson Intl

HRLYYZ

Harlingen Valley Intl

Tue 9/22

5:05 am-2:24 pm

1 stop8h 19m

Toronto Pearson Intl

Sat 10/3

7:30 am-3:59 pm

2 stops9h 29m

$629

HarlingenToronto

HRL Harlingen Valley Intl - YYZ Toronto Pearson Intl

HRLYYZ

Harlingen Valley Intl

Tue 10/6

7:15 am-2:24 pm

1 stop6h 09m

Toronto Pearson Intl

Thu 10/15

6:10 am-1:23 pm

1 stop8h 13m

$632

HarlingenToronto

HRL Harlingen Valley Intl - YYZ Toronto Pearson Intl

HRLYYZ

Harlingen Valley Intl

Wed 9/23

5:05 am-5:56 pm

2 stops11h 51m

Toronto Pearson Intl

Sat 10/3

7:00 am-3:59 pm

2 stops9h 59m

$634

HarlingenToronto

HRL Harlingen Valley Intl - YYZ Toronto Pearson Intl

HRLYYZ

Harlingen Valley Intl

Tue 10/6

5:50 am-2:59 pm

2 stops8h 09m

Toronto Pearson Intl

Thu 10/15

2:59 pm-10:50 pm

1 stop8h 51m

$640

HarlingenToronto

HRL Harlingen Valley Intl - YYZ Toronto Pearson Intl

HRLYYZ

Harlingen Valley Intl

Tue 9/22

7:15 am-2:24 pm

1 stop6h 09m

Toronto Pearson Intl

Sat 10/3

6:10 am-1:23 pm

1 stop8h 13m

$649

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

American Airlines and United Airlines are the most popular carriers operating from Harlingen Valley Intl to Ontario

Cheap Harlingen to Region of Ontario flight deals and tips

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

Best Price Found	$257
Fastest flight time	6h 09m
Direct flights	None

The best one-way flight to Region of Ontario from Harlingen in the past 72 hours is $257. The best round-trip flight deal from Harlingen to Region of Ontario found on momondo in the last 72 hours is $542.

The fastest flight from Harlingen to Region of Ontario takes 6h 09m

There are no direct flights from Harlingen to Region of Ontario. There are no popular flight routes from Harlingen to Region of Ontario.

Search flight deals

Frequently asked questions about flying from Harlingen to Ontario

When did momondo last update prices for flights from Harlingen Valley Intl Airport to Ontario?
Prices for flights from Harlingen Valley Intl Airport to Ontario are refreshed on a daily basis.
How old do you have to be to fly from Harlingen Valley Intl Airport to Ontario?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Harlingen Valley Intl Airport to Ontario.
What documentation or ID do you need to fly to Ontario?
The travel and health documents required for your trip to Ontario 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. 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 Harlingen to Ontario?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Harlingen to Ontario. momondo saves you time and could save you money on your trip.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Harlingen.

I’m not ready to book a flight from Harlingen 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 Harlingen and alert you when they change.