American Airlines AAdvantage award flights from Denver (DEN) to Porto (OPO)
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In the last 30 days AwardTool saw American Airlines AAdvantage award space for DEN→OPO in economy, premium economy and business class. Lowest economy: 22,500 miles + $35.20 (economy space on 35 dates). Lowest business class: 57,500 miles + $35.20 (business-class space on 38 dates). Lowest premium economy: 40,000 miles + $563.10 (premium economy space on 33 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 22,500 miles + $35.20
- economy space on 35 dates
- Lowest business class
- 57,500 miles + $35.20
- business-class space on 38 dates
- Lowest premium economy
- 40,000 miles + $563.10
- premium economy space on 33 dates
AAdvantage award prices by cabin
The lowest one-way American Airlines AAdvantage award AwardTool observed on DEN→OPO in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 22,500 miles + $35.20 | 2 stops | American Airlines (AA), Alaska Airlines (AS), Royal Air Maroc (AT), British Airways (BA) | — | 35 | See dates | |
| Premium Economy | 40,000 miles + $563.10 | 1 stop | American Airlines (AA), British Airways (BA), IBERIA (IB) | — | 33 | See dates | |
| Business | 57,500 miles + $35.20 | 2 stops | American Airlines (AA), Alaska Airlines (AS), British Airways (BA), IBERIA (IB) | — | 38 | 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 AAdvantage award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 22,500 miles + $35.20 | — | 2 stops | Check this date | ||
| Economy | 22,500 miles + $35.20 | — | 2 stops | Check this date | ||
| Economy | 22,500 miles + $279.70 | — | 2 stops | Check this date | ||
| Premium Economy | 40,000 miles + $563.10 | — | 1 stop | Check this date | ||
| Premium Economy | 40,000 miles + $563.10 | — | 1 stop | Check this date | ||
| Premium Economy | 40,000 miles + $563.10 | — | 1 stop | Check this date | ||
| Business | 57,500 miles + $35.20 | — | 2 stops | Check this date | ||
| Business | 57,500 miles + $63.00 | — | 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 AAdvantage award space showed up
Departure dates in the next 365 days that AwardTool checked for American Airlines AAdvantage 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 | 35 of 57 | 61% | |
| Premium Economy | 33 of 57 | 57% | |
| Business | 38 of 57 | 66% |
Best months to fly from Denver (DEN) to Porto (OPO) with AAdvantage
| Month | Economy | Premium Economy | Business |
|---|---|---|---|
| 30,000 (3 dates) | 40,000 (3 dates) | 57,500 (3 dates) | |
| 22,500 (2 dates) | 57,500 (1 date) | 57,500 (2 dates) | |
| 22,500 (1 date) | 57,500 (1 date) | 57,500 (2 dates) | |
| 22,500 (1 date) | — | — | |
| 22,500 (2 dates) | 40,000 (2 dates) | 57,500 (5 dates) | |
| 30,000 (9 dates) | 138,500 (9 dates) | 57,500 (9 dates) | |
| 30,000 (9 dates) | 40,000 (9 dates) | 57,500 (9 dates) | |
| 56,500 (6 dates) | 137,000 (6 dates) | 450,000 (6 dates) | |
| 56,000 (2 dates) | 142,000 (2 dates) | 450,000 (2 dates) |
How to get AAdvantage miles
- Citi ThankYou Points: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
AAdvantage vs other programs from Denver (DEN) to Porto (OPO)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Air Canada Aeroplan | 40,000 pts + $75.91 | — | 90,000 pts + $99.01 | — |
| Air France/KLM Flying Blue | 35,500 pts + $38.00 | — | — | — |
| American Airlines AAdvantage | 22,500 pts + $35.20 | 40,000 pts + $563.10Lowest | 57,500 pts + $35.20Lowest | — |
| Avianca LifeMiles | 40,000 pts + $29.00 | — | — | — |
| Delta SkyMiles | 25,000 pts + $5.60 | 75,000 pts + $5.60 | 125,000 pts + $35.20Mixed cabin | 125,000 pts + $5.60Lowest |
| GOL Smiles | 47,500 pts + taxes not reported | 556,100 pts + taxes not reported | — | — |
| Lufthansa Miles & More | 1,853 pts + $337.40Lowest | — | 85,921 pts + $1,526.70 | 176,951 pts + $1,551.70 |
| Qantas Frequent Flyer | 43,500 pts + $356.60 | 102,300 pts + $1,608.60 | 103,800 pts + $1,484.00Mixed cabin | — |
| Turkish Miles & Smiles | 55,000 pts + taxes not reported | — | 175,000 pts + taxes not reported | — |
| United MileagePlus | 37,900 pts + $5.60 | 55,000 pts + $27.00 | 88,000 pts + $22.40Mixed cabin | 200,000 pts + $5.60 |
Questions about AAdvantage award flights from Denver (DEN) to Porto (OPO)
How many miles do you need to fly from Denver (DEN) to Porto (OPO) with American Airlines AAdvantage?
The lowest one-way American Airlines AAdvantage awards AwardTool observed in the last 30 days: economy 22,500 miles + $35.20, with a typical monthly low of 30,000 miles over 9 months and award space on 35 departure dates (newest observation Oct 19, 2026); premium economy 40,000 miles + $563.10, with a typical monthly low of 57,500 miles over 8 months and award space on 33 departure dates (newest observation Oct 18, 2026); business class 57,500 miles + $35.20, with monthly lows of 57,500 miles in 6 months and 450,000 miles in 2 months, and award space on 38 departure dates (newest observation Oct 18, 2026). Monthly lows varied in economy (22,500 to 56,500 miles), premium economy (40,000 to 142,000 miles) and business class (57,500 to 450,000 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest AAdvantage award from Denver (DEN) to Porto (OPO)?
In economy, 22,500 miles + $35.20. Seen Oct 15, 2026, 02:28 UTC for a Nov 28, 2026 departure. American Airlines AAdvantage showed economy award space on 35 departure dates at any price (newest observation Oct 19, 2026, 12:38 UTC). In business class, 57,500 miles + $35.20. Seen Oct 15, 2026, 02:28 UTC for a Dec 4, 2026 departure. American Airlines AAdvantage showed business-class award space on 38 departure dates at any price (newest observation Oct 18, 2026, 18:57 UTC). Search live before transferring points.
Can you book nonstop awards from Denver (DEN) to Porto (OPO) with AAdvantage?
AwardTool hasn't observed nonstop American Airlines AAdvantage award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which credit card points can book AAdvantage awards from Denver (DEN) to Porto (OPO)?
Citi ThankYou Points (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest AAdvantage award prices from Denver (DEN) 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 economy award AwardTool observed was for Nov 2026 departures: 22,500 miles (2 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.