Delta SkyMiles award flights from Seattle (SEA) to San José, Costa Rica (SJO)
Explore these award routes
Preview matching cached flight results on these routes, then search live for your own trip.
In the last 30 days AwardTool saw Delta SkyMiles award space for SEA→SJO in economy and first class. Lowest economy: 22,100 miles + $24.68 (economy space on 23 dates). Lowest first class: 136,600 miles + $24.68 (first-class space on 23 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 22,100 miles + $24.68
- economy space on 23 dates
- Lowest first class
- 136,600 miles + $24.68
- first-class space on 23 dates
SkyMiles award prices by cabin
The lowest one-way Delta SkyMiles award AwardTool observed on SEA→SJO in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 22,100 miles + $24.68 | 1 stop | Delta Air Lines (DL) | 9+ | 23 | See dates | |
| First | 136,600 miles + $24.68 | 1 stop | Delta Air Lines (DL) | 4 | 23 | 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 | 22,100 miles + $24.68 | 9+ | 1 stop | Check this date | ||
| Economy | 22,100 miles + $24.68 | 7 | 1 stop | Check this date | ||
| Economy | 22,100 miles + $24.68 | 3 | 1 stop | Check this date | ||
| First | 136,600 miles + $24.68 | 4 | 1 stop | Check this date | ||
| First | 136,600 miles + $24.68 | 6 | 1 stop | Check this date | ||
| First | 170,400 miles + $24.68 | 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 | 23 of 23 | 100% | |
| First | 23 of 23 | 100% |
Best months to fly from Seattle (SEA) to San José, Costa Rica (SJO) with SkyMiles
| Month | Economy | First |
|---|---|---|
| 22,100 (5 dates) | 136,600 (5 dates) | |
| 46,700 (13 dates) | 163,900 (13 dates) | |
| 41,700 (5 dates) | 141,600 (5 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 San José, Costa Rica (SJO)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Aeromexico Club Premier | 34,000 pts + $117.78 | 75,000 pts + $119.13 | 53,000 pts + $115.96 | — |
| Air Canada Aeroplan | 22,348 pts + $103.39 | 33,852 pts + $108.49Lowest | 74,202 pts + $102.59 | — |
| Alaska Atmos Rewards | 25,000 pts + $44.68 | — | — | 70,000 pts + $24.68 |
| American Airlines AAdvantage | 17,500 pts + $24.68Lowest | — | 44,000 pts + $24.68 | 57,000 pts + $24.68Lowest |
| Delta SkyMiles | 22,100 pts + $24.68 | — | — | 136,600 pts + $24.68 |
| Qantas Frequent Flyer | 23,300 pts + $48.08 | — | — | — |
| United MileagePlus | 20,000 pts + $24.68 | — | 38,500 pts + $24.68LowestMixed cabin | 57,300 pts + $30.28 |
Questions about SkyMiles award flights from Seattle (SEA) to San José, Costa Rica (SJO)
How many miles do you need to fly from Seattle (SEA) to San José, Costa Rica (SJO) with Delta SkyMiles?
The lowest one-way Delta SkyMiles awards AwardTool observed in the last 30 days (newest observation Oct 19, 2026): economy 22,100 miles + $24.68, with a typical monthly low of 41,700 miles over 3 months and award space on 23 departure dates; first class 136,600 miles + $24.68, with a typical monthly low of 141,600 miles over 3 months and award space on 23 departure dates. Monthly lows varied in economy (22,100 to 46,700 miles) and first class (136,600 to 163,900 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 San José, Costa Rica (SJO)?
In economy, 22,100 miles + $24.68. Seen Sep 21, 2026, 20:14 UTC for an Oct 26, 2026 departure. Delta SkyMiles showed economy award space on 23 departure dates at any price (newest observation Oct 19, 2026, 22:37 UTC). In first class, 136,600 miles + $24.68. Seen Sep 21, 2026, 20:14 UTC for an Oct 26, 2026 departure. Delta SkyMiles showed first-class award space on 23 departure dates at any price (newest observation Oct 19, 2026, 22:37 UTC). Search live before transferring points.
Can you book nonstop awards from Seattle (SEA) to San José, Costa Rica (SJO) 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 San José, Costa Rica (SJO)?
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 San José, Costa Rica (SJO)?
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 Oct 2026 departures: 22,100 miles (5 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.