Washington DC to Costa Rica $173 RT Airfares on American Airlines (Limited Dates Oct 2018)

American Airlines have round trip airfares travelling from Washington DC (IAD) to San Jose Costa Rica (SJO) for $173, making 1 stop. The stop, both ways, are very long stops, depending on the flight you choose. If you have the time though, this is a good deal.
Travel Availability:
Departs IAD: Oct 22, 23 26, 29
Returns: Oct 25, 26, 27, 29, 30, 31; Nov 2, 3, 6, 7, 8, 14
Use dates and book directly with American Airlines .
For hotels, Expedia has a 10% off code (HOTEL10OFF) good for select hotels and 3+night minimum spend, expiring on Oct 17.