Delta SkyMiles award flights from Boston (BOS) to Liberia, Costa Rica (LIR)
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In the last 30 days AwardTool saw Delta SkyMiles award space for BOS→LIR in economy and first class. Lowest economy: 15,600 miles + $24.21 (economy space on 37 dates). Lowest first class: 70,800 miles + $24.21 (first-class space on 37 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 15,600 miles + $24.21
- economy space on 37 dates
- Lowest first class
- 70,800 miles + $24.21
- first-class space on 37 dates
SkyMiles award prices by cabin
The lowest one-way Delta SkyMiles award AwardTool observed on BOS→LIR in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 15,600 miles + $24.21 | 1 stopNonstop from 16,800 pts | Delta Air Lines (DL) | 3 | 37 | See dates | |
| First | 70,800 miles + $24.21 | Nonstop | Delta Air Lines (DL) | 9+ | 37 | 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 | 15,600 miles + $24.21 | 3 | 1 stop | Check this date | ||
| Economy | 35,800 miles + $24.21 | 3 | 1 stop | Check this date | ||
| First | 130,500 miles + $24.21 | 3 | 1 stop | Check this date | ||
| First | 228,600 miles + $24.21 | 9+ | 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 | 37 of 37 | 100% | |
| First | 37 of 37 | 100% |
Best months to fly from Boston (BOS) to Liberia, Costa Rica (LIR) with SkyMiles
| Month | Economy | First |
|---|---|---|
| 15,600 (1 date) | 130,500 (1 date) | |
| 35,800 (1 date) | 228,600 (1 date) | |
| 17,700 (4 dates) | 70,800 (4 dates) | |
| 17,700 (7 dates) | 82,000 (7 dates) | |
| 16,800 (9 dates) | 92,000 (9 dates) | |
| 44,800 (15 dates) | 113,800 (15 dates) |
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 Boston (BOS) to Liberia, Costa Rica (LIR)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Business | First |
|---|---|---|---|
| Air Canada Aeroplan | 17,500 pts + $94.42 | 40,357 pts + $102.22Mixed cabin | — |
| Alaska Atmos Rewards | 17,500 pts + $44.21 | — | 35,000 pts + $44.21LowestMixed cabin |
| American Airlines AAdvantage | 11,500 pts + $24.21Lowest | 23,000 pts + $24.21Lowest | 57,000 pts + $24.21 |
| Avianca LifeMiles | 17,500 pts + $58.00 | — | — |
| Delta SkyMiles | 15,600 pts + $24.21 | — | 70,800 pts + $24.21 |
| Etihad Guest | 28,000 pts + $52.11 | 45,000 pts + $56.61Mixed cabin | — |
| GOL Smiles | 37,700 pts + taxes not reported | 88,500 pts + taxes not reportedMixed cabin | — |
| JetBlue TrueBlue | 11,900 pts + $24.21 | 33,500 pts + $24.21 | — |
| United MileagePlus | 20,000 pts + $24.21 | 52,400 pts + $24.21 | 53,000 pts + $29.81 |
| Virgin Atlantic Flying Club | 22,000 pts + $24.21 | — | 70,000 pts + $24.21 |
Questions about SkyMiles award flights from Boston (BOS) to Liberia, Costa Rica (LIR)
How many miles do you need to fly from Boston (BOS) to Liberia, Costa Rica (LIR) with Delta SkyMiles?
The lowest one-way Delta SkyMiles awards AwardTool observed in the last 30 days (newest observation Oct 18, 2026): economy 15,600 miles + $24.21, with a typical monthly low of 17,700 miles over 6 months and award space on 37 departure dates; first class 70,800 miles + $24.21, with a typical monthly low of 92,000 miles over 6 months and award space on 37 departure dates. Monthly lows varied in economy (15,600 to 44,800 miles) and first class (70,800 to 228,600 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest SkyMiles award from Boston (BOS) to Liberia, Costa Rica (LIR)?
In economy, 15,600 miles + $24.21. Seen Oct 8, 2026, 10:36 UTC for an Oct 31, 2026 departure. Delta SkyMiles showed economy award space on 37 departure dates at any price (newest observation Oct 18, 2026, 12:31 UTC). In first class, 70,800 miles + $24.21. Delta SkyMiles showed first-class award space on 37 departure dates at any price (newest observation Oct 18, 2026, 12:31 UTC). Search live before transferring points.
Can you book nonstop awards from Boston (BOS) to Liberia, Costa Rica (LIR) with SkyMiles?
Yes. AwardTool observed nonstop Delta SkyMiles award space in first class, and in economy from 16,800 miles.
Which credit card points can book SkyMiles awards from Boston (BOS) to Liberia, Costa Rica (LIR)?
American Express Membership Rewards (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest SkyMiles award prices from Boston (BOS) to Liberia, Costa Rica (LIR)?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers, the lowest economy award AwardTool observed was for Apr 2027 departures: 16,800 miles (9 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.