$89 Cheap American Airlines flights Harlingen (HRL) to Dallas (DFW)

Make use of the "Price (lowest to highest)" filter on Expedia to look for cheap American Airlines round-trip flights from $177 from HRL to DFW. Affordable one-way tickets from $89 are available too.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Start searching one to three months ahead of your departure date to score cheaper fares on American Airlines flights from Valley Intl. Airport (HRL) to Dallas-Fort Worth Intl. Airport (DFW). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also reduce costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing right, and you can enjoy significant savings on domestic flights.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

Departing HRL at 5:44AM UTC-6, the earliest American Airlines flight to DFW lands at 7:24AM UTC-6. Traveling earlier in the day means you're less likely to experience delays.* After something later? The last American Airlines flight from HRL to DFW departs at 7:53PM UTC-6 and touches down at 9:39PM UTC-6.*Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.