Southwest has round-trip flights from Dallas (DAL) to Liberia, Costa Rica (LIR) for $386 with a connection. $178/$208 each-way. Flights January to May. Most availability is from March to May, other months are sparse. Weekends available. Origin/Destination reversible. No Holidays. Expect prices to fluctuate by about +/- $10.

Note: You can save up to an additional $150 if you book your Flight+Hotel together on Southwest Vacations and use the INT150 coupon-code at check-out.

Read More Cheap Flights: Dallas to/from Liberia, Costa Rica $386 r/t – Southwest

Airfare Deals Liberia (Costa Rica) Southwest

Airfare Deals Liberia (Costa Rica) Star Alliance United

[09/21/2016 @ 12:26 PM] Fare gone. Removing from deal list.

United has round-trip flights from Dallas (DFW) to Belize (BZE) or Costa Rica (LIR/SJO) for $275-$328. All destinations require a connection. Flights October to December. Available departure/return dates are scattered between the months. Use the example dates provided below. Expect prices to fluctuate +/- $10.

Note: Liberia (LIR) is $328. Belize (BZE) is $275. San Jose is $288.

Note: If you’re wanting the Pacific side of Costa Rica, fly into Liberia (LIR) rather than San Jose (SJO).

Read More Cheap Flights: Dallas to Belize or Costa Rica $275-$328 r/t – United

Airfare Deals Belize Liberia (Costa Rica) San Jose (Costa Rica) Star Alliance United

Airfare Deals Belize Central America Delta Liberia (Costa Rica) San Jose (Costa Rica)