Business-class award flights from San Diego (SAN) to Porto (OPO)
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In the last 30 days AwardTool saw business-class award space on 6 programs for SAN→OPO. Lowest: 57,500 miles + $767.60 with American Airlines AAdvantage, which showed business-class award space on 20 dates. No nonstop business-class award was seen in the last 30 days.
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest observed
- 57,500 miles + $767.60
- American Airlines AAdvantage
- Programs with space
- 6 of 8
- programs seen on this route
- Most dates seen
- 38 of 38
- dates checked · United MileagePlus
- Nonstop
- Not seen
- in the last 30 days
Compare programs for business class
The lowest one-way business-class award each program showed on SAN→OPO, sorted by points.
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 57,500 pts + $767.60 | 2 stops | American Airlines (AA), Alaska Airlines (AS), British Airways (BA) | — | 20 | See dates | |
| United MileagePlus | 88,000 pts + $50.10Mixed cabin | 2 stops | Lufthansa (LH), SWISS (LX), Brussels Airlines (SN), TAP Portugal (TP) +1 more | 9+ | 38 | See dates | |
| Lufthansa Miles & More | 101,168 pts + $1,476.90 | 1 stop | Lufthansa (LH) | 2 | 4 | See dates | |
| Air France/KLM Flying Blue | 145,000 pts + $374.10 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), Air Europa (UX) | 8 | 27 | See dates | |
| Air Canada Aeroplan | 228,265 pts + $78.81Mixed cabin | 2 stops | Air Canada (AC), United Airlines (UA) | 6 | 3 | See dates | |
| Delta SkyMiles | 384,500 pts + $24.10Mixed cabin | 2 stops | Air France (AF), Delta Air Lines (DL) | 5 | 2 | See dates |
Not seen in business class: Avianca LifeMiles and Etihad Guest.
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 business-class award examples
| Departure | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| American Airlines AAdvantage | 57,500 pts + $767.60 | — | 2 stops | Check this date | ||
| United MileagePlus | 88,000 pts + $50.40Mixed cabin | 1 | 2 stops | Check this date | ||
| United MileagePlus | 88,000 pts + $50.40Mixed cabin | 2 | 2 stops | Check this date | ||
| Lufthansa Miles & More | 101,920 pts + $1,527.20 | 1 | 1 stop | Check this date | ||
| Air France/KLM Flying Blue | 149,500 pts + $365.60 | 2 | 1 stop | Check this date | ||
| Air France/KLM Flying Blue | 179,000 pts + $366.20 | 6 | 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 business-class award space showed up
Departure dates in the next 365 days that AwardTool checked for each program in the last 30 days, how many had business-class award space at any price, and the latest departure with space.
| Program | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| American Airlines AAdvantage | 20 of 45 | 44% | |
| United MileagePlus | 38 of 38 | 100% | |
| Lufthansa Miles & More | 4 of 32 | 12% | |
| Air France/KLM Flying Blue | 27 of 38 | 71% | |
| Air Canada Aeroplan | 3 of 40 | 7% | |
| Delta SkyMiles | 2 of 34 | 5% |
Best months for business class from San Diego (SAN) to Porto (OPO)
| Month | Lowest observed | Program | Dates |
|---|---|---|---|
| 370,300 pts + taxes vary | United MileagePlus | 1 | |
| 57,500 pts + taxes vary | American Airlines AAdvantage | 1 | |
| 101,168 pts + taxes vary | Lufthansa Miles & More | 1 | |
| 57,500 pts + taxes vary | American Airlines AAdvantage | 1 | |
| 57,500 pts + taxes vary | American Airlines AAdvantage | 1 | |
| 57,500 pts + taxes vary | American Airlines AAdvantage | 1 | |
| 57,500 pts + taxes vary | American Airlines AAdvantage | 12 | |
| 285,500 pts + taxes vary | Air France/KLM Flying Blue | 2 | |
| 200,000 pts + taxes vary | United MileagePlus | 1 | |
| 145,000 pts + taxes vary | Air France/KLM Flying Blue | 1 |
Lowest business class award by month and program
Each program's lowest one-way business-class award by departure month, in its own points or miles; taxes vary. — means the program showed no business-class space that month.
| Program | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| American Airlines AAdvantagemiles | — | 57,500 | — | 57,500 | 57,500 | 57,500 | 57,500 | 450,000 | 450,000 | — |
| United MileagePlusmiles | 370,300 | 88,000Mixed cabin | 186,100 | 88,000Mixed cabin | 88,000Mixed cabin | — | 200,000 | 360,000 | 200,000 | — |
| Lufthansa Miles & Moremiles | — | 101,920 | 101,168 | — | 101,168 | — | — | — | — | — |
| Air France/KLM Flying Bluemiles | — | 149,500 | 149,000 | 183,500 | 149,500 | — | 285,000 | 285,500 | — | 145,000 |
| Air Canada Aeroplanpoints | — | — | — | — | — | — | — | 338,147 | 228,265Mixed cabin | 312,917 |
| Delta SkyMilesmiles | — | — | — | — | 384,500Mixed cabin | — | — | — | 499,900 | — |
Airlines seen in business class
Airlines that appeared on the award itineraries AwardTool observed, and the programs that showed them.
- American Airlines (AA): American Airlines AAdvantage
- Air Canada (AC): Air Canada Aeroplan
- Air France (AF): Air France/KLM Flying Blue and Delta SkyMiles
- Alaska Airlines (AS): American Airlines AAdvantage
- British Airways (BA): American Airlines AAdvantage
- Delta Air Lines (DL): Air France/KLM Flying Blue and Delta SkyMiles
- KLM (KL): Air France/KLM Flying Blue
- Lufthansa (LH): United MileagePlus and Lufthansa Miles & More
- SWISS (LX): United MileagePlus
- Brussels Airlines (SN): United MileagePlus
- TAP Portugal (TP): United MileagePlus
- United Airlines (UA): United MileagePlus and Air Canada Aeroplan
- Air Europa (UX): Air France/KLM Flying Blue
Business class on nearby routes
The lowest business-class award AwardTool observed on related routes, as each route's page shows it: the return direction, other airports in the same cities, and more routes from San Diego (SAN) and to Porto (OPO). One way, in the program's points or miles; taxes are on each route's page.
| Route | Lowest observed | Program | Dates seen |
|---|---|---|---|
| Porto (OPO) to San Diego (SAN)Return direction | 45,196 miles | Lufthansa Miles & More | 6 |
| San Diego (SAN) to London Heathrow (LHR)Also from SAN | 57,500 miles | American Airlines AAdvantage | 310 |
| San Diego (SAN) to Paris Charles de Gaulle (CDG)Also from SAN | 70,000 points | Alaska Atmos Rewards | 122 |
| San Diego (SAN) to Munich (MUC)Also from SAN | 57,500 miles | American Airlines AAdvantage | 195 |
| San Diego (SAN) to Bangkok Suvarnabhumi (BKK)Also from SAN | 207,000 miles | Air France/KLM Flying Blue | 56 |
| London Heathrow (LHR) to Porto (OPO)Also to OPO | 15,000 points | Alaska Atmos Rewards | 63 |
| Newark (EWR) to Porto (OPO)Also to OPO | 57,500 miles | American Airlines AAdvantage | 207 |
| São Paulo Guarulhos (GRU) to Porto (OPO)Also to OPO | 85,000 miles | Air France/KLM Flying Blue | 114 |
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| Air Canada Aeroplan | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | — |
| Air France/KLM Flying Blue | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant |
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| Delta SkyMiles | 1:1 · Instant | — | — | — | — | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
Check current transfer bonuses. Most transfers can't be reversed. No bank transfers to Lufthansa Miles & More.
Questions about business-class award flights from San Diego (SAN) to Porto (OPO)
What's the lowest business-class award from San Diego (SAN) to Porto (OPO)?
57,500 miles + $767.60 with American Airlines AAdvantage. Seen Oct 12, 2026, 03:01 UTC for a Nov 26, 2026 departure. American Airlines AAdvantage showed business-class award space on 20 departure dates at any price (newest observation Oct 19, 2026, 03:10 UTC). Search live before transferring points.
Which programs had business-class award space from San Diego (SAN) to Porto (OPO)?
American Airlines AAdvantage (20 dates), United MileagePlus (38 dates), Lufthansa Miles & More (4 dates), Air France/KLM Flying Blue (27 dates), Air Canada Aeroplan (3 dates) and Delta SkyMiles (2 dates), in the last 30 days.
Is there nonstop business-class award space from San Diego (SAN) to Porto (OPO)?
AwardTool hasn't observed nonstop business-class award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which months had the lowest business-class award prices from San Diego (SAN) to Porto (OPO)?
Counting only month prices from programs with award space on 2 or more dates that month, and leaving out unusually low outliers, the lowest business-class award AwardTool observed was for Feb 2027 departures: 101,168 miles with Miles & More (2 dates). A mixed-cabin itinerary was seen for Feb 2027 departures from 88,000 miles with MileagePlus. The month table shows every lowest price, including those. Based on dates we observed, not a forecast.