Title: Cheap Flights from Sydney (SYD) to Harlingen (HRL) - Expedia.ca ![Default HTG hotel image](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) ![](https://a.travel-assets.com/travel-assets-manager/fallback-images-brand/bex_flights_v2.jpg?impolicy=fcrop&w=1200&h=500&q=medium) # Cheap Flights from Sydney (SYD) to Harlingen (HRL) - [Roundtrip](?flightType=roundtrip) - [One-way](?flightType=oneway) - [Multi-city](?flightType=multicity) ### Travellers Adults ChildrenAges 2 to 17 InfantsYounger than 2 EconomyPremium economyBusiness classFirst class Leaving from Going to Departing Returning Add a place to stay Add a car Direct flights only ## Popular airlines from Sydney Airport (SYD) to Valley Intl. Airport (HRL) - ![Air Canada](https://forever.travel-assets.com/flex/flexmanager/images/2024/09/23/landing_airline_sq_logo_AC.svg) Air Canada [](https://www.expedia.ca/Flights-Search?leg1=from:syd,to:hrl,departure:21/11/2025TANYT&leg2=from:hrl,to:syd,departure:28/11/2025TANYT&trip=roundtrip&passengers=adults:1,children:0,infantinlap:N&mode=search&pageId=0&filters=[{"preferredAirlineFilterValue":{"carrierCode":"AC"}}]) - ![notification illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__notification.svg) ### Be in the know Get alerts if flight prices drop or rise\* - ![deals illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__deals.svg) ### Book smarter Save up to 30% on select hotels after you book a flight\* - ![trophy illustration](https://a.travel-assets.com/travel-assets-manager/pictogram-bex/light__trophy.svg) ### Earn twice Earn your airline miles on top of our rewards [Sign in](https://www.expedia.ca/login) Flight from Sydney to Harlingen (SYD - HRL) route information | Origin airport | Kingsford Smith Intl. | | --- | --- | | Destination airport | Valley Intl. | | Distance | 13379 km | ## Sydney to Harlingen Flights **The easy way to book your flights from Sydney to Harlingen**  With Expedia, it’s simple to find and book flights to Harlingen from Sydney whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from airlines that cover this route. There are nonstop flights to Valley Intl., too.   Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Sydney to Harlingen today, tomorrow, or this week.   **Save dollars with cheap flights from Kingsford Smith Intl., SYD to Valley Intl., HRL**  Sort your search results by price to find great deals on your flight from Sydney to Harlingen—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Harlingen from Sydney currently is just rising to .   Here are more money-saving tips:  - Fly in when flight prices are normally at their lowest  - Book about a month to 6 weeks before you travel for the best prices to Harlingen   - Avoid peak season and weekends when flights can cost more - Early morning and late-night flights are sometimes cheaper, so try varying your travel times  - One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free!  **Reasons to choose Expedia for your flight to Harlingen from Sydney**  Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Harlingen with Expedia today. ## Frequently asked questions ### How much is a flight from SYD to Valley Intl. Airport? > Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight between Kingsford Smith Intl. Airport (SYD) and HRL was . Great fares don't hang around forever, so book yours today. Prices and availability are subject to change. Additional terms apply. ### Do I need to pay a cancellation fee if I cancel my flight from Mascot Airport to Valley Intl. Airport (HRL)? > The majority of flights can be cancelled online, but whether or not you are charged a fee all comes down to your airline. If you do need to cancel your getaway, follow the easy instructions in the [Customer Service Portal](https://www.expedia.ca/helpcenter). ### How do I find cheap flights from Mascot Airport to HRL that have flexible change policies? > Flights from Mascot Airport to Valley Intl. Airport offering flexible change policies are available from several carriers. Simply use our "No change fees" filter when searching. You'll only need to cover the cost difference between the two flights, without any extra fees to worry about. ### How many hours is the flight from SYD to Valley Intl. Airport (HRL)? > Averaging 17 hours and 2 minutes, the flight from Sydney Airport to Valley Intl. Airport (HRL) is a lengthy one. To make your trip more pleasant, bring a neck pillow and some noise-cancelling headphones. ### How far is the flight from Sydney Airport to Valley Intl. Airport (HRL)? > With a flight distance of 13,500 kilometres from Sydney Airport (SYD) to Valley Intl. Airport (HRL), this is a long flight. Ensure that you stay hydrated and get up to stretch your legs every now and then. ### Which airlines fly direct from Kingsford Smith Intl. Airport (SYD) to HRL? > Direct flights aren't available, so you'll need to make at least one stop between Mascot Airport and Valley Intl. Airport. Make the most of the layover time to stretch your legs and grab a coffee. ### Are Mascot Airport to Valley Intl. Airport (HRL) flight tickets cheaper when they're purchased at the last minute? > Booking your trip from Sydney Airport to Valley Intl. Airport last minute could save you some cash. However, it could end up costing a great deal more! If you'd prefer not to take the risk, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. 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