Award flights from San Diego (SAN) to Porto (OPO)
Search flights from San Diego (SAN) to Porto (OPO)
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In the last 30 days AwardTool saw award space on 8 programs for SAN→OPO. Lowest economy: 22,500 miles + $35.30 (American Airlines AAdvantage). Lowest business class: 57,500 miles + $767.60 (American Airlines AAdvantage). Lowest first class: 125,000 miles + $35.20 (Delta SkyMiles).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
San Diego (SAN) to Porto (OPO) at a glance
- From
- San Diego International, San Diego, California, United States (SAN)
- To
- Francisco de Sa Carneiro Airport, Porto, Portugal (OPO)
- 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), Air France (AF), Alaska Airlines (AS), JetBlue (B6), British Airways (BA), Delta Air Lines (DL), KLM (KL), Lufthansa (LH), SWISS (LX), Brussels Airlines (SN), Turkish Airlines (TK) and 3 more
- Departures with open awards
- Oct 2026 to Sep 2027
- Most dates with space
- 38 of 38 departure dates checked (United MileagePlus, economy)
- Latest departure with space
- Observation window
- Awards observed in the last 30 days
- Destination guide
- Award flights to Porto (OPO)
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 | |
|---|---|---|---|---|---|---|---|
| Lufthansa Miles & MoreLowest observed | 88 pts + $356.20 | 1 stop | Lufthansa (LH) | 9+ | 12 | See dates | |
| American Airlines AAdvantage | 22,500 pts + $35.30 | 2 stops | American Airlines (AA), Alaska Airlines (AS), British Airways (BA) | — | 22 | See dates | |
| Air France/KLM Flying Blue | 25,000 pts + $163.70 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), Air Europa (UX) | 9+ | 29 | See dates | |
| Delta SkyMiles | 29,700 pts + $5.60 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 8 | 31 | See dates | |
| Avianca LifeMiles | 39,000 pts + $58.00 | 2 stops | Lufthansa (LH), United Airlines (UA) | 9+ | 5 | See dates | |
| United MileagePlus | 40,000 pts + $5.60 | 2 stops | Air Canada (AC), JetBlue (B6), Lufthansa (LH), SWISS (LX) +4 more | 9+ | 38 | See dates | |
| Air Canada Aeroplan | 40,000 pts + $75.71 | 1 stop | Air Canada (AC), Lufthansa (LH), SWISS (LX), United Airlines (UA) | 9+ | 16 | See dates | |
| Etihad Guest | 75,000 pts + $195.00 | 1 stop | Air France (AF), KLM (KL) | 9+ | 7 | See dates |
Premium Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Air France/KLM Flying BlueLowest observed | 40,000 pts + $253.10 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL), Air Europa (UX) | 9+ | 27 | See dates | |
| American Airlines AAdvantage | 40,000 pts + $35.30 | 2 stops | American Airlines (AA), Alaska Airlines (AS), British Airways (BA) | — | 20 | See dates | |
| United MileagePlus | 55,000 pts + $22.70 | 2 stops | Lufthansa (LH), SWISS (LX), Brussels Airlines (SN), TAP Portugal (TP) +1 more | 9+ | 36 | See dates | |
| Delta SkyMiles | 75,000 pts + $5.60 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 3 | 24 | See dates |
Not seen in premium economy: Air Canada Aeroplan, Avianca LifeMiles, Etihad Guest and Lufthansa Miles & More.
Business Class
| 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.
First Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Delta SkyMilesLowest observed | 125,000 pts + $35.20 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 2 | 29 | See dates | |
| United MileagePlus | 186,100 pts + $11.20 | 2 stops | United Airlines (UA) | 9+ | 22 | See dates |
Not seen in first class: American Airlines AAdvantage, Air Canada Aeroplan, Avianca LifeMiles, Etihad Guest, Air France/KLM Flying Blue and Lufthansa Miles & More.
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 | Air France/KLM Flying Blue | 25,000 pts + $164.00 | 9+ | 1 stop | Check this date | ||
| Economy | Avianca LifeMiles | 39,000 pts + $58.00 | 9+ | 2 stops | Check this date | ||
| Economy | Air Canada Aeroplan | 40,000 pts + $75.71 | 9+ | 1 stop | Check this date | ||
| Economy | Etihad Guest | 75,000 pts + $206.90 | 9+ | 1 stop | Check this date | ||
| Premium Economy | United MileagePlus | 55,000 pts + $31.80 | 9+ | 2 stops | Check this date | ||
| Business | American Airlines AAdvantage | 57,500 pts + $767.60 | — | 2 stops | Check this date | ||
| Business | Lufthansa Miles & More | 101,920 pts + $1,527.20 | 1 | 1 stop | Check this date | ||
| First | Delta SkyMiles | 125,000 pts + $36.00 | 4 | 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.
Best months to fly from San Diego (SAN) to Porto (OPO) on points
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 44,000 · MileagePlus (1 date) | 55,000 · MileagePlus (1 date) | 370,300 · MileagePlus (1 date) | 395,000 · MileagePlus (1 date) | |
| 25,000 · Flying Blue (5 dates) | 55,000 · MileagePlus (5 dates) | 57,500 · AAdvantage (1 date) | 125,000 · SkyMiles (3 dates) | |
| 40,000 · MileagePlus (5 dates) | 89,500 · Flying Blue (4 dates) | 101,168 · Miles & More (1 date) | 125,000 · SkyMiles (4 dates) | |
| 22,500 · AAdvantage (3 dates) | 40,000 · AAdvantage (2 dates) | 57,500 · AAdvantage (1 date) | 384,500 · SkyMiles (3 dates) | |
| 6,615 · Miles & More (2 dates) | 40,000 · Flying Blue (6 dates) | 57,500 · AAdvantage (1 date) | 125,000 · SkyMiles (7 dates) | |
| 30,000 · AAdvantage (1 date) | 144,500 · AAdvantage (1 date) | 57,500 · AAdvantage (1 date) | — | |
| 88 · Miles & More (8 dates) | 40,000 · AAdvantage (12 dates) | 57,500 · AAdvantage (12 dates) | 395,000 · MileagePlus (6 dates) | |
| 16,406 · Miles & More (1 date) | 136,500 · AAdvantage (3 dates) | 285,500 · Flying Blue (2 dates) | 395,000 · MileagePlus (3 dates) | |
| 28,755 · Miles & More (1 date) | 143,500 · AAdvantage (1 date) | 200,000 · MileagePlus (1 date) | 395,000 · MileagePlus (1 date) | |
| 28,000 · Flying Blue (1 date) | 89,000 · Flying Blue (1 date) | 145,000 · Flying Blue (1 date) | — |
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 | — |
| Avianca LifeMiles | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | 1:1 · Instant | 1:1 · Instant |
| Delta SkyMiles | 1:1 · Instant | — | — | — | — | — |
| Etihad Guest | — | 1:1 · Instant | 1:1 · ~1 day | — | 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.
Search, calendar and alerts from San Diego (SAN) to Porto (OPO)
Route calendar
Every departure date with open award seats on SAN→OPO for United MileagePlus and the other programs: a limited window on the free plan and 365 days with Pro.
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Search San Diego (SAN) to Porto (OPO)How many miles you need from San Diego (SAN) to Porto (OPO)
- In economy, American Airlines AAdvantage had the lowest observed award, 22,500 miles + $35.30; see how many miles you need with American Airlines AAdvantage.
- In premium economy, Air France/KLM Flying Blue had the lowest observed award, 40,000 miles + $253.10; see how many miles you need with Air France/KLM Flying Blue.
- In business class, American Airlines AAdvantage had the lowest observed award, 57,500 miles + $767.60; see how many miles you need with American Airlines AAdvantage.
- In first class, Delta SkyMiles had the lowest observed award, 125,000 miles + $35.20; see how many miles you need with Delta SkyMiles.
Questions about award flights from San Diego (SAN) to Porto (OPO)
What's the lowest San Diego (SAN) to Porto (OPO) award price AwardTool has seen?
In economy, 22,500 miles + $35.30 with American Airlines AAdvantage. American Airlines AAdvantage showed economy award space on 22 departure dates at any price (newest observation Oct 19, 2026, 15:43 UTC). In business class, 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 loyalty programs had award space from San Diego (SAN) to Porto (OPO)?
8 programs in the last 30 days: American Airlines AAdvantage (economy 22 dates, premium economy 20 dates, business class 20 dates); Air Canada Aeroplan (economy 16 dates, business class 3 dates); Avianca LifeMiles (economy 5 dates); Delta SkyMiles (economy 31 dates, premium economy 24 dates, business class 2 dates, first class 29 dates); Etihad Guest (economy 7 dates); Air France/KLM Flying Blue (economy 29 dates, premium economy 27 dates, business class 27 dates); Lufthansa Miles & More (economy 12 dates, business class 4 dates); United MileagePlus (economy 38 dates, premium economy 36 dates, business class 38 dates, first class 22 dates). Dates count departure dates with an open award.
Is there nonstop award space from San Diego (SAN) to Porto (OPO)?
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, Air France and Alaska Airlines. That doesn't mean nonstop space never appears.
Which credit card points can book awards from San Diego (SAN) to Porto (OPO)?
American Express Membership Rewards: Air Canada Aeroplan (1:1), Avianca LifeMiles (1:1), Delta SkyMiles (1:1), Air France/KLM Flying Blue (1:1). Bilt Rewards: Air Canada Aeroplan (1:1), Avianca LifeMiles (1:1), Etihad Guest (1:1), Air France/KLM Flying Blue (1:1), United MileagePlus (1:1). Capital One Miles: Air Canada Aeroplan (1:1), Avianca LifeMiles (1:1), Etihad Guest (1:1), Air France/KLM Flying Blue (1:1). Chase Ultimate Rewards: Air Canada Aeroplan (1:1), Air France/KLM Flying Blue (1:1), United MileagePlus (1:1). Citi ThankYou Points: American Airlines AAdvantage (1:1), Avianca LifeMiles (1:1), Etihad Guest (1:1), Air France/KLM Flying Blue (1:1). Wells Fargo Rewards: Avianca LifeMiles (1:1), Air France/KLM Flying Blue (1:1). Ratios come from AwardTool's transfer partner list; check current bonuses first.
Which months had the lowest 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: in economy, the lowest award was for Jan 2027 departures, 22,500 miles with AAdvantage (3 dates); in business class, the lowest award was for Feb 2027 departures, 101,168 miles with Miles & More (2 dates), and 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.