United MileagePlus award flights from San José, Costa Rica (SJO) to Boston (BOS)
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In the last 30 days AwardTool saw United MileagePlus award space for SJO→BOS in economy, business class and first class. Lowest economy: 21,800 miles + $78.61 (economy space on 21 dates). Lowest business class: 38,500 miles + $69.27 (business-class space on 21 dates). Lowest first class: 60,300 miles + $78.61 (first-class space on 21 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 21,800 miles + $78.61
- economy space on 21 dates
- Lowest business class
- 38,500 miles + $69.27
- business-class space on 21 dates
- Lowest first class
- 60,300 miles + $78.61
- first-class space on 21 dates
MileagePlus award prices by cabin
The lowest one-way United MileagePlus award AwardTool observed on SJO→BOS in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 21,800 miles + $78.61 | 2 stops | Air Canada (AC), Avianca (AV), JetBlue (B6), COPA Airlines (CM) +1 more | 9+ | 21 | See dates | |
| Business | 38,500 miles + $69.27 | 1 stop | Air Canada (AC), Avianca (AV), JetBlue (B6), COPA Airlines (CM) +1 more | 2 | 21 | See dates | |
| First | 60,300 miles + $78.61 | 2 stops | Avianca (AV), COPA Airlines (CM), United Airlines (UA) | 9+ | 21 | 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 MileagePlus award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 22,000 miles + $68.66 | 9+ | 1 stop | Check this date | ||
| Economy | 38,600 miles + $73.01 | 9+ | 1 stop | Check this date | ||
| Economy | 60,000 miles + $75.61 | 9+ | 2 stops | Check this date | ||
| Business | 38,500 miles + $74.51 | 1 | 2 stops | Check this date | ||
| Business | 77,100 miles + $73.01 | 9+ | 1 stop | Check this date | ||
| Business | 101,800 miles + $78.61 | 3 | 2 stops | Check this date | ||
| First | 67,700 miles + $78.61 | 9+ | 2 stops | Check this date | ||
| First | 101,800 miles + $78.61 | 9+ | 2 stops | 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 MileagePlus award space showed up
Departure dates in the next 365 days that AwardTool checked for United MileagePlus 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 | 21 of 21 | 100% | |
| Business | 21 of 21 | 100% | |
| First | 21 of 21 | 100% |
Best months to fly from San José, Costa Rica (SJO) to Boston (BOS) with MileagePlus
| Month | Economy | Business | First |
|---|---|---|---|
| 38,600 (3 dates) | 77,100 (3 dates) | 101,800 (3 dates) | |
| 22,000 (4 dates) | 38,500 (4 dates) | 67,700 (4 dates) | |
| 60,000 (4 dates) | 118,200 (4 dates) | 121,800 (4 dates) | |
| 21,800 (7 dates) | 38,500 (7 dates) | 60,300 (7 dates) | |
| 22,000 (3 dates) | 83,900 (3 dates) | 85,700 (3 dates) |
How to get MileagePlus miles
- Bilt Rewards: 1:1 · Instant
- Chase Ultimate Rewards: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
MileagePlus vs other programs from San José, Costa Rica (SJO) to Boston (BOS)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Aeromexico Club Premier | 48,400 pts + $167.21 | 81,600 pts + $177.22 | 53,000 pts + $190.46 | — |
| Air Canada Aeroplan | 12,500 pts + $139.23 | 32,715 pts + $151.72Lowest | 25,000 pts + $139.48 | — |
| Air France/KLM Flying Blue | 20,500 pts + $123.16 | 109,000 pts + $560.27 | 54,500 pts + $179.17 | — |
| Alaska Atmos Rewards | 17,500 pts + $93.01 | — | — | 35,000 pts + $93.01Lowest |
| American Airlines AAdvantage | 19,500 pts + $73.01 | — | 42,000 pts + $73.01 | 57,000 pts + $73.01 |
| Avianca LifeMiles | 8,950 pts + $95.81Lowest | — | 21,970 pts + $97.31Lowest | — |
| Delta SkyMiles | 11,000 pts + $73.01 | — | — | 72,000 pts + $73.01 |
| JetBlue TrueBlue | 21,200 pts + $87.17 | — | — | — |
| United MileagePlus | 21,800 pts + $78.61 | — | 38,500 pts + $69.27 | 60,300 pts + $78.61 |
Questions about MileagePlus award flights from San José, Costa Rica (SJO) to Boston (BOS)
How many miles do you need to fly from San José, Costa Rica (SJO) to Boston (BOS) with United MileagePlus?
The lowest one-way United MileagePlus awards AwardTool observed in the last 30 days (newest observation Oct 18, 2026): economy 21,800 miles + $78.61, with a typical monthly low of 22,000 miles over 5 months and award space on 21 departure dates; business class 38,500 miles + $69.27, with a typical monthly low of 77,100 miles over 5 months and award space on 21 departure dates; first class 60,300 miles + $78.61, with a typical monthly low of 85,700 miles over 5 months and award space on 21 departure dates. Monthly lows varied in economy (21,800 to 60,000 miles), business class (38,500 to 118,200 miles) and first class (60,300 to 121,800 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest MileagePlus award from San José, Costa Rica (SJO) to Boston (BOS)?
In economy, 21,800 miles + $78.61. United MileagePlus showed economy award space on 21 departure dates at any price (newest observation Oct 18, 2026, 22:09 UTC). In business class, 38,500 miles + $69.27. Seen Sep 22, 2026, 12:21 UTC for a Dec 1, 2026 departure. United MileagePlus showed business-class award space on 21 departure dates at any price (newest observation Oct 18, 2026, 22:09 UTC). Search live before transferring points.
Can you book nonstop awards from San José, Costa Rica (SJO) to Boston (BOS) with MileagePlus?
AwardTool hasn't observed nonstop United MileagePlus award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which credit card points can book MileagePlus awards from San José, Costa Rica (SJO) to Boston (BOS)?
Bilt Rewards (1:1, Instant) and Chase Ultimate Rewards (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest MileagePlus award prices from San José, Costa Rica (SJO) to Boston (BOS)?
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: 21,800 miles (7 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.