Award flights from Seattle (SEA) to San José, Costa Rica (SJO)
Search flights from Seattle (SEA) to San José, Costa Rica (SJO)
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In the last 30 days AwardTool saw award space on 8 programs for SEA→SJO. Lowest economy: 17,500 miles + $24.68 (American Airlines AAdvantage). Lowest business class: 44,000 miles + $24.68 (American Airlines AAdvantage); mixed cabin from 38,500 miles + $24.68 (United MileagePlus). Lowest first class: 57,000 miles + $24.68 (American Airlines AAdvantage).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
Seattle (SEA) to San José, Costa Rica (SJO) at a glance
- From
- Seattle-Tacoma International, Seattle, Washington, United States (SEA)
- To
- Juan Santamaría International Airport, San José, Costa Rica (SJO)
- Programs with award space seen
- 8 of 8 programs tracked on this route
- Nonstop award space seen
- Not seen in the last 30 days
- Airlines seen on these awards
- American Airlines (AA), Air Canada (AC), Aeromexico (AM), Alaska Airlines (AS), Avianca (AV), COPA Airlines (CM), Delta Air Lines (DL), United Airlines (UA)
- Departures with open awards
- Oct 2026 to Aug 2027
- Most dates with space
- 42 of 43 departure dates checked (American Airlines AAdvantage, economy)
- Latest departure with space
- Observation window
- Awards observed in the last 30 days
- Destination guide
- Award flights to San José (SJO)
Compare programs by cabin
The lowest one-way award each program showed in each cabin, sorted by points.
Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 17,500 pts + $24.68 | 1 stop | American Airlines (AA), Alaska Airlines (AS) | — | 42 | See dates | |
| United MileagePlus | 20,000 pts + $24.68 | 1 stop | Air Canada (AC), Avianca (AV), COPA Airlines (CM), United Airlines (UA) | 4 | 23 | See dates | |
| Delta SkyMiles | 22,100 pts + $24.68 | 1 stop | Delta Air Lines (DL) | 9+ | 15 | See dates | |
| Air Canada Aeroplan | 22,348 pts + $103.39 | 2 stops | Air Canada (AC), Avianca (AV), United Airlines (UA) | 9+ | 18 | See dates | |
| Qantas Frequent Flyer | 23,300 pts + $48.08 | 1 stop | American Airlines (AA), Alaska Airlines (AS) | 1 | 7 | See dates | |
| Alaska Atmos Rewards | 25,000 pts + $44.68 | 1 stop | American Airlines (AA), Alaska Airlines (AS) | 9+ | 16 | See dates | |
| Avianca LifeMiles | 25,000 pts + $25.51 | 1 stop | Air Canada (AC), Avianca (AV), United Airlines (UA) | 9+ | 8 | See dates | |
| Aeromexico Club Premier | 34,000 pts + $117.78 | 1 stop | Aeromexico (AM) | 5 | 10 | See dates |
Premium Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Air Canada AeroplanLowest observed | 39,788 pts + $75.49 | 2 stops | Air Canada (AC), Avianca (AV) | 3 | 10 | See dates | |
| Aeromexico Club Premier | 75,000 pts + $119.13 | 1 stop | Aeromexico (AM) | 7 | 5 | See dates |
Not seen in premium economy: American Airlines AAdvantage, Alaska Atmos Rewards, Avianca LifeMiles, Delta SkyMiles, Qantas Frequent Flyer and United MileagePlus.
Business Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| United MileagePlusLowest, mixed cabin | 38,500 pts + $24.68Mixed cabin | 2 stops | Avianca (AV), COPA Airlines (CM), United Airlines (UA) | 2 | 23 | See dates | |
| American Airlines AAdvantage | 44,000 pts + $24.68 | 1 stop | American Airlines (AA), Alaska Airlines (AS) | — | 40 | See dates | |
| Aeromexico Club Premier | 53,000 pts + $115.96 | 1 stop | Aeromexico (AM) | 3 | 3 | See dates | |
| Air Canada Aeroplan | 74,202 pts + $102.59 | 2 stops | Air Canada (AC), Avianca (AV), United Airlines (UA) | 2 | 18 | See dates |
Not seen in business class: Alaska Atmos Rewards, Avianca LifeMiles, Delta SkyMiles and Qantas Frequent Flyer.
First Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 57,000 pts + $24.68 | 1 stop | American Airlines (AA), Alaska Airlines (AS) | — | 28 | See dates | |
| United MileagePlus | 57,300 pts + $30.28 | 2 stops | Avianca (AV), COPA Airlines (CM), United Airlines (UA) | 9+ | 23 | See dates | |
| Alaska Atmos Rewards | 70,000 pts + $24.68 | 2 stops | Alaska Airlines (AS) | 5 | 14 | See dates | |
| Delta SkyMiles | 136,600 pts + $24.68 | 1 stop | Delta Air Lines (DL) | 4 | 15 | See dates |
Not seen in first class: Air Canada Aeroplan, Aeromexico Club Premier, Avianca LifeMiles and Qantas Frequent Flyer.
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 award examples
| Departure | Cabin | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|---|
| Economy | American Airlines AAdvantage | 17,500 pts + $24.68 | — | 1 stop | Check this date | ||
| Economy | Avianca LifeMiles | 25,000 pts + $25.51 | 9+ | 1 stop | Check this date | ||
| Premium Economy | Air Canada Aeroplan | 39,788 pts + $75.49 | 3 | 2 stops | Check this date | ||
| Business | American Airlines AAdvantage | 46,000 pts + $24.68 | — | 2 stops | Check this date | ||
| Business | Aeromexico Club Premier | 53,000 pts + $115.96 | 3 | 1 stop | Check this date | ||
| First | United MileagePlus | 57,300 pts + $30.28 | 9+ | 2 stops | Check this date | ||
| First | Alaska Atmos Rewards | 110,000 pts + $30.28 | 6 | 1 stop | Check this date | ||
| First | Delta SkyMiles | 136,600 pts + $24.68 | 6 | 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.
Best months to fly from Seattle (SEA) to San José, Costa Rica (SJO) on points
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 17,500 · AAdvantage (8 dates) | 39,788 · Aeroplan (3 dates) | 46,000 · AAdvantage (6 dates) | 57,300 · MileagePlus (7 dates) | |
| 17,500 · AAdvantage (3 dates) | — | 46,000 · AAdvantage (3 dates) | 107,000 · AAdvantage (3 dates) | |
| 17,500 · AAdvantage (10 dates) | 156,584 · Aeroplan (1 date) | 61,500 · AAdvantage (10 dates) | 107,000 · AAdvantage (3 dates) | |
| 17,500 · AAdvantage (6 dates) | 64,538 · Aeroplan (1 date) | 38,500 · MileagePlus (5 dates)Mixed cabin | 71,700 · MileagePlus (5 dates) | |
| 17,500 · AAdvantage (7 dates) | 56,027 · Aeroplan (4 dates) | 53,000 · Club Premier (1 date) | 57,000 · AAdvantage (7 dates) | |
| 33,500 · AAdvantage (2 dates) | — | 70,000 · AAdvantage (2 dates) | 107,000 · AAdvantage (2 dates) | |
| 22,000 · MileagePlus (1 date) | — | 38,500 · MileagePlus (1 date)Mixed cabin | 57,300 · MileagePlus (1 date) | |
| 17,500 · AAdvantage (1 date) | — | 44,000 · AAdvantage (1 date) | 57,000 · AAdvantage (1 date) | |
| 17,500 · AAdvantage (2 dates) | 105,355 · Aeroplan (1 date) | 55,500 · AAdvantage (2 dates) | 57,000 · AAdvantage (2 dates) |
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| Aeromexico Club Premier | 1:1.6 · ~2 days | — | 1:1 · Instant | — | — | — |
| Air Canada Aeroplan | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | — |
| Alaska Atmos Rewards | — | 1:1 · ~1 day | — | — | — | — |
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| Avianca LifeMiles | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | 1:1 · Instant | 1:1 · Instant |
| Delta SkyMiles | 1:1 · Instant | — | — | — | — | — |
| Qantas Frequent Flyer | 1:1 · Instant | — | 1:1 · ~1-2 days | — | 1:1 · Instant | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
Check current transfer bonuses. Most transfers can't be reversed.
Search, calendar and alerts from Seattle (SEA) to San José, Costa Rica (SJO)
Route calendar
Every departure date with open award seats on SEA→SJO for American Airlines AAdvantage and the other programs: a limited window on the free plan and 365 days with Pro.
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Search Seattle (SEA) to San José, Costa Rica (SJO)How many miles or points you need from Seattle (SEA) to San José, Costa Rica (SJO)
- In economy, American Airlines AAdvantage had the lowest observed award, 17,500 miles + $24.68; see how many miles you need with American Airlines AAdvantage.
- In premium economy, Air Canada Aeroplan had the lowest observed award, 39,788 points + $75.49; see how many points you need with Air Canada Aeroplan.
- In business class, American Airlines AAdvantage had the lowest observed award, 44,000 miles + $24.68, apart from a mixed-cabin award from 38,500 miles + $24.68 with United MileagePlus; see how many miles you need with American Airlines AAdvantage.
- In first class, American Airlines AAdvantage had the lowest observed award, 57,000 miles + $24.68; see how many miles you need with American Airlines AAdvantage.
Questions about award flights from Seattle (SEA) to San José, Costa Rica (SJO)
What's the lowest Seattle (SEA) to San José, Costa Rica (SJO) award price AwardTool has seen?
In economy, 17,500 miles + $24.68 with American Airlines AAdvantage. Seen Sep 21, 2026, 20:14 UTC for an Oct 26, 2026 departure. American Airlines AAdvantage showed economy award space on 42 departure dates at any price (newest observation Oct 16, 2026, 02:59 UTC). In business class, 44,000 miles + $24.68 with American Airlines AAdvantage. American Airlines AAdvantage showed business-class award space on 40 departure dates at any price (newest observation Oct 16, 2026, 02:59 UTC). A mixed-cabin itinerary, with part of the trip in a lower cabin, was seen from 38,500 miles + $24.68 with United MileagePlus. Search live before transferring points.
Which loyalty programs had award space from Seattle (SEA) to San José, Costa Rica (SJO)?
8 programs in the last 30 days: American Airlines AAdvantage (economy 42 dates, business class 40 dates, first class 28 dates); Air Canada Aeroplan (economy 18 dates, premium economy 10 dates, business class 18 dates); Aeromexico Club Premier (economy 10 dates, premium economy 5 dates, business class 3 dates); Alaska Atmos Rewards (economy 16 dates, first class 14 dates); Avianca LifeMiles (economy 8 dates); Delta SkyMiles (economy 15 dates, first class 15 dates); Qantas Frequent Flyer (economy 7 dates); United MileagePlus (economy 23 dates, business class 23 dates, first class 23 dates). Dates count departure dates with an open award.
Is there nonstop award space from Seattle (SEA) to San José, Costa Rica (SJO)?
AwardTool hasn't observed nonstop award space on this route in the last 30 days. The awards it saw connected with 1 to 2 stops on itineraries including American Airlines, Air Canada, Aeromexico and Alaska Airlines. That doesn't mean nonstop space never appears.
Which credit card points can book awards from Seattle (SEA) to San José, Costa Rica (SJO)?
American Express Membership Rewards: Air Canada Aeroplan (1:1), Aeromexico Club Premier (1:1.6), Avianca LifeMiles (1:1), Delta SkyMiles (1:1), Qantas Frequent Flyer (1:1). Bilt Rewards: Air Canada Aeroplan (1:1), Alaska Atmos Rewards (1:1), Avianca LifeMiles (1:1), United MileagePlus (1:1). Capital One Miles: Air Canada Aeroplan (1:1), Aeromexico Club Premier (1:1), Avianca LifeMiles (1:1), Qantas Frequent Flyer (1:1). Chase Ultimate Rewards: Air Canada Aeroplan (1:1), United MileagePlus (1:1). Citi ThankYou Points: American Airlines AAdvantage (1:1), Avianca LifeMiles (1:1), Qantas Frequent Flyer (1:1). Wells Fargo Rewards: Avianca LifeMiles (1:1). Ratios come from AwardTool's transfer partner list; check current bonuses first.
Which months had the lowest 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: in economy, the lowest award was for Dec 2026 departures, 17,500 miles with AAdvantage (10 dates); in business class, the lowest award was for Oct 2026 departures, 46,000 miles with AAdvantage (6 dates), and a mixed-cabin itinerary was seen for Jan 2027 departures from 38,500 miles with MileagePlus. The month table shows every lowest price, including those. Based on dates we observed, not a forecast.