Delta SkyMiles award flights from Seattle (SEA) to Liberia, Costa Rica (LIR)
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In the last 30 days AwardTool saw Delta SkyMiles award space for SEA→LIR in economy and first class. Lowest economy: 27,500 miles + $24.21 (economy space on 55 dates). Lowest first class: 105,000 miles + $24.21 (first-class space on 55 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 27,500 miles + $24.21
- economy space on 55 dates
- Lowest first class
- 105,000 miles + $24.21
- first-class space on 55 dates
SkyMiles award prices by cabin
The lowest one-way Delta SkyMiles award AwardTool observed on SEA→LIR in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 27,500 miles + $24.21 | 1 stop | Delta Air Lines (DL), WestJet (WS) | 9+ | 55 | See dates | |
| First | 105,000 miles + $24.21 | 1 stop | Delta Air Lines (DL) | 4 | 55 | 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 | 37,100 miles + $24.21 | 3 | 2 stops | Check this date | ||
| Economy | 69,900 miles + $24.21 | 9+ | 1 stop | Check this date | ||
| Economy | 69,900 miles + $24.21 | 9+ | 1 stop | Check this date | ||
| First | 179,100 miles + $24.21 | 5 | 1 stop | Check this date | ||
| First | 209,600 miles + $24.21 | 6 | 1 stop | Check this date | ||
| First | 224,600 miles + $24.21 | 2 | 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 | 55 of 55 | 100% | |
| First | 55 of 55 | 100% |
Best months to fly from Seattle (SEA) to Liberia, Costa Rica (LIR) with SkyMiles
| Month | Economy | First |
|---|---|---|
| 37,100 (12 dates) | 158,900 (12 dates) | |
| 27,500 (18 dates) | 105,000 (18 dates) | |
| 27,500 (25 dates) | 105,000 (25 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 Seattle (SEA) to Liberia, Costa Rica (LIR)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Air Canada Aeroplan | 25,000 pts + $94.22 | — | 107,797 pts + $102.92Mixed cabin | — |
| Air France/KLM Flying Blue | 27,500 pts + $56.61 | — | — | — |
| Alaska Atmos Rewards | 22,500 pts + $24.21 | — | — | 50,000 pts + $44.21Lowest |
| American Airlines AAdvantage | 9,500 pts + $24.21Lowest | — | 27,000 pts + $24.21Lowest | 57,000 pts + $24.21 |
| Delta SkyMiles | 27,500 pts + $24.21 | — | — | 105,000 pts + $24.21 |
| GOL Smiles | 60,500 pts + taxes not reported | 304,200 pts + taxes not reportedLowest | 123,700 pts + taxes not reportedMixed cabin | — |
| Qantas Frequent Flyer | 23,300 pts + $47.61 | — | 68,400 pts + $47.61 | — |
| United MileagePlus | 20,000 pts + $24.21 | — | 60,600 pts + $29.81 | 60,600 pts + $24.21 |
Questions about SkyMiles award flights from Seattle (SEA) to Liberia, Costa Rica (LIR)
How many miles do you need to fly from Seattle (SEA) 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 11, 2026): economy 27,500 miles + $24.21, with monthly lows of 27,500 miles in 2 months and 37,100 miles in 1 month, and award space on 55 departure dates; first class 105,000 miles + $24.21, with monthly lows of 105,000 miles in 2 months and 158,900 miles in 1 month, and award space on 55 departure dates. Monthly lows varied in economy (27,500 to 37,100 miles) and first class (105,000 to 158,900 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest SkyMiles award from Seattle (SEA) to Liberia, Costa Rica (LIR)?
In economy, 27,500 miles + $24.21. Delta SkyMiles showed economy award space on 55 departure dates at any price (newest observation Oct 11, 2026, 03:25 UTC). In first class, 105,000 miles + $24.21. Delta SkyMiles showed first-class award space on 55 departure dates at any price (newest observation Oct 11, 2026, 03:25 UTC). Search live before transferring points.
Can you book nonstop awards from Seattle (SEA) 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 Seattle (SEA) 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 Seattle (SEA) 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 Feb 2027 departures: 27,500 miles (25 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.