Published August 3, 2026 by

Nonstop Flights: Dallas to/from Liberia, Costa Rica $396-$405 round-trip (No Thanksgiving) – American Airlines

[08/03/2026 @ 03:19 PM CT] Deal time-stamp.
[2026-08-04 08:37:00] This price is still available, but the original date ranges may have shifted. We have updated the example date links in this post to reflect those changes.

To book: Use our updated link list.

Or book with these sites: Expedia, Skyscanner, Priceline, Travelocity, Orbitz, CheapTickets, Kayak.

American Airlines has round-trip flights from Dallas (DFW) to Liberia, Costa Rica (LIR) for $396-$405, NONSTOP. Flights September, October, November, February, March, and April. Departures on Monday, Tuesday, Wednesday, and Sunday. Origin/Destination reversible. No Thanksgiving dates.

American allows one carry-on bag and one personal item for free. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.

If you use the Citi® / AAdvantage® Platinum Select® World Elite Mastercard® with AA flights, you get: a 25% inflight food and beverage discount, a $125 AA flight discount after you spend $20,000 or more in purchases during your card year, and your first checked bag is free on domestic American Airlines flights for you and up to four companions traveling on the same reservation.

You can usually save more money by booking your flight+hotel together as a package instead of separately.

We post new flight deals often! You can check out our other deals by returning to the Front Page of our website: cheapdfw.com (linked).

Here are some other offers that we think are worth mentioning. List updated 04/21/2026.

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Use the example date links on our website to pull up the fare.

Liberia, Costa Rica fares: [2026-08-04 08:37:00] This price is still available, but the original date ranges may have shifted. We have updated the example date links in this post to reflect those changes.

When you are ready to book your flight or hotel, please use the links on our page to begin your booking process so we receive credit for the referral.

  • Tips: Different booking websites will often have differing routes, prices, and availability. Before you finalize your purchase, do a quick check on BookingBuddy, Skyscanner, and Kayak to see if any other site or airline is offering a better deal.


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Ren P. Artemio

Ren is the Chief Director of Nap Times at Escape Houston, Escape ATX, Cheap DFW, and Escape Flights. He really likes researching airfare and the travel industry, especially when it means getting a cheap flight to anywhere (he's not picky).

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