Delta SkyMiles award flights from Washington National (DCA) to Liberia, Costa Rica (LIR)
In the last 30 days AwardTool saw Delta SkyMiles award space for DCA→LIR in economy and first class. Lowest economy: 8,000 miles + $24.21 (economy space on 13 dates). Lowest first class: 70,700 miles + $24.21 (first-class space on 13 dates).
Every airport: Washington to Liberia, Costa Rica (LIR) award flights.
Prices observed – ; newest observation .
Page regenerated from the Nov 12, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 8,000 miles + $24.21
- economy space on 13 dates
- Lowest first class
- 70,700 miles + $24.21
- first-class space on 13 dates
In economy, 8,000 miles + $24.21 with Delta SkyMiles tied for the lowest of the 2 programs with economy award space on this route; American Airlines AAdvantage needed the same points (8,000 miles + $24.21). With Delta SkyMiles, first class started at 70,700 miles + $24.21, about 8.8 times the points of its lowest economy award (8,000 miles + $24.21).
SkyMiles award prices by cabin
The lowest one-way Delta SkyMiles award AwardTool observed on DCA→LIR in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 8,000 miles + $24.21 | 1 stop |  DL | 9+ | 13 | See dates | |
| First | 70,700 miles + $24.21 | 1 stop | DL | 2 | 13 | See dates |
Not seen means AwardTool hasn't observed this cabin on this route in the last 30 days. It doesn't mean the airline has no seats. Dates seen counts departure dates with an open award in that cabin at any price; newest observation is the latest time AwardTool saw one of them. Seats is the count the program reported when we observed it; some programs report at most 9.
Observed SkyMiles award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 16,700 miles + $24.21 | 9+ | 1 stop | Check this date | ||
| Economy | 16,700 miles + $24.21 | 5 | 1 stop | Check this date | ||
| Economy | 24,000 miles + $24.21 | 9+ | 1 stop | Check this date | ||
| First | 70,700 miles + $24.21 | 2 | 1 stop | Check this date | ||
| First | 70,700 miles + $24.21 | 5 | 1 stop | Check this date | ||
| First | 170,600 miles + $24.21 | 4 | 1 stop | Check this date |
Prices are one-way per traveler: the program's points or miles plus taxes and carrier fees in USD, as AwardTool observed them in the observation window. Award space changes constantly. A seat we saw may be gone, and space we haven't seen may exist. Always confirm with a live search before transferring points; most transfers can't be reversed.
How often SkyMiles award space showed up
Departure dates in the next 365 days that AwardTool checked for Delta SkyMiles in the last 30 days, how many had award space in each cabin at any price, and the latest departure with space.
| Cabin | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| Economy | 13 of 13 | 100% | |
| First | 13 of 13 | 100% |
How to get SkyMiles
- American Express Membership Rewards: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
SkyMiles vs other programs from Washington National (DCA) to Liberia, Costa Rica (LIR)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Business | First |
|---|---|---|---|
| American Airlines AAdvantage | 8,000 pts + $24.21Lowest | 23,000 pts + $24.21Lowest | 107,000 pts + $24.21 |
| Delta SkyMiles | 8,000 pts + $24.21 | — | 70,700 pts + $24.21Lowest |
Questions about SkyMiles award flights from Washington National (DCA) to Liberia, Costa Rica (LIR)
How many miles do you need to fly from Washington National (DCA) to Liberia, Costa Rica (LIR) with Delta SkyMiles?
The lowest one-way Delta SkyMiles awards AwardTool observed in the last 30 days (newest observation Nov 11, 2026): economy 8,000 miles + $24.21, with a typical monthly low of 43,200 miles (taxes vary) over 5 months and award space on 13 departure dates; first class 70,700 miles + $24.21, with a typical monthly low of 170,600 miles (taxes vary) over 5 months and award space on 13 departure dates. Monthly lows varied in economy (8,000 to 88,000 miles + taxes vary) and first class (70,700 to 183,100 miles + taxes vary), so the award on your dates may cost more. Search live before transferring points.
What's the lowest SkyMiles award from Washington National (DCA) to Liberia, Costa Rica (LIR)?
In economy, 8,000 miles + $24.21. Delta SkyMiles showed economy award space on 13 departure dates at any price (newest observation Nov 11, 2026, 00:44 UTC). In first class, 70,700 miles + $24.21. Seen Nov 2, 2026, 15:14 UTC for a Jan 9, 2027 departure. Delta SkyMiles showed first-class award space on 13 departure dates at any price (newest observation Nov 11, 2026, 00:44 UTC). Search live before transferring points.
Can you book nonstop awards from Washington National (DCA) to Liberia, Costa Rica (LIR) with SkyMiles?
AwardTool hasn't observed nonstop Delta SkyMiles award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which credit card points can book SkyMiles awards from Washington National (DCA) to Liberia, Costa Rica (LIR)?
American Express Membership Rewards (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
When does Delta SkyMiles release award seats for Washington National (DCA) to Liberia, Costa Rica (LIR)?
Delta SkyMiles publishes a booking window of about 331 days (about 11 months) before departure (AwardTool's program data, reviewed Nov 6, 2026). On this route AwardTool saw Delta SkyMiles award space for departures as late as Jun 9, 2027; seats can open earlier or later, and released seats may already be booked. See SkyMiles award release dates.