Business-class award flights from Denver (DEN) to Porto (OPO)
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In the last 30 days AwardTool saw business-class award space on 7 programs for DEN→OPO. Lowest: 57,500 miles + $35.20 with American Airlines AAdvantage, which showed business-class award space on 38 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 + $35.20
- American Airlines AAdvantage
- Programs with space
- 7 of 10
- programs seen on this route
- Most dates seen
- 44 of 44
- 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 DEN→OPO, sorted by points.
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| American Airlines AAdvantageLowest observed | 57,500 pts + $35.20 | 2 stops | American Airlines (AA), Alaska Airlines (AS), British Airways (BA), IBERIA (IB) | — | 38 | See dates | |
| Lufthansa Miles & More | 85,921 pts + $1,526.70 | 1 stop | Lufthansa (LH) | 9+ | 28 | See dates | |
| United MileagePlus | 88,000 pts + $22.40Mixed cabin | 2 stops | Eurowings Discover (4Y), Air Canada (AC), Lufthansa (LH), SWISS (LX) +4 more | 2 | 44 | See dates | |
| Air Canada Aeroplan | 90,000 pts + $99.01 | 1 stop | Air Canada (AC), Lufthansa (LH), United Airlines (UA) | 9+ | 8 | See dates | |
| Qantas Frequent Flyer | 103,800 pts + $1,484.00Mixed cabin | 2 stops | American Airlines (AA), British Airways (BA) | 2 | 7 | See dates | |
| Delta SkyMiles | 125,000 pts + $35.20Mixed cabin | 2 stops | Delta Air Lines (DL), KLM (KL) | 2 | 6 | See dates | |
| Turkish Miles & Smiles | 175,000 pts + taxes not reported | 1 stop | Turkish Airlines (TK) | 1 | 20 | See dates |
Not seen in business class: Avianca LifeMiles, GOL Smiles and Air France/KLM Flying Blue.
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 + $35.20 | — | 2 stops | Check this date | ||
| American Airlines AAdvantage | 57,500 pts + $63.00 | — | 2 stops | Check this date | ||
| Lufthansa Miles & More | 85,921 pts + $1,526.70 | 9+ | 1 stop | Check this date | ||
| United MileagePlus | 88,000 pts + $50.10Mixed cabin | 7 | 1 stop | Check this date | ||
| Air Canada Aeroplan | 90,000 pts + $99.01 | 9+ | 1 stop | Check this date | ||
| Qantas Frequent Flyer | 103,800 pts + $1,484.00Mixed cabin | 2 | 2 stops | Check this date | ||
| Delta SkyMiles | 125,000 pts + $35.80Mixed cabin | 4 | 2 stops | Check this date | ||
| Turkish Miles & Smiles | 175,000 pts + taxes not reported | 2 | 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.
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 | 38 of 57 | 66% | |
| Lufthansa Miles & More | 28 of 32 | 87% | |
| United MileagePlus | 44 of 44 | 100% | |
| Air Canada Aeroplan | 8 of 44 | 18% | |
| Qantas Frequent Flyer | 7 of 45 | 15% | |
| Delta SkyMiles | 6 of 42 | 14% | |
| Turkish Miles & Smiles | 20 of 42 | 47% |
Best months for business class from Denver (DEN) to Porto (OPO)
| Month | Lowest observed | Program | Dates |
|---|---|---|---|
| 57,500 pts + taxes vary | American Airlines AAdvantage | 3 | |
| 57,500 pts + taxes vary | American Airlines AAdvantage | 2 | |
| 57,500 pts + taxes vary | American Airlines AAdvantage | 2 | |
| 108,000 pts + taxes vary | Qantas Frequent Flyer | 1 | |
| 88,000 pts + taxes varyMixed cabin | United MileagePlus | 5 | |
| 57,500 pts + taxes vary | American Airlines AAdvantage | 5 | |
| 57,500 pts + taxes vary | American Airlines AAdvantage | 9 | |
| 57,500 pts + taxes vary | American Airlines AAdvantage | 9 | |
| 99,475 pts + taxes vary | Lufthansa Miles & More | 2 | |
| 450,000 pts + taxes vary | American Airlines AAdvantage | 2 |
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 | 57,500 | 450,000 | 450,000 |
| Lufthansa Miles & Moremiles | 99,481 | 86,558 | 85,921 | — | 98,022 | — | 98,748 | 98,748 | 99,475 | — |
| United MileagePlusmiles | 88,000Mixed cabin | 88,000Mixed cabin | 200,000 | — | 88,000Mixed cabin | — | 200,000 | 200,000 | 200,000 | — |
| Air Canada Aeroplanpoints | 90,000 | — | — | — | — | — | — | 288,387 | 239,359 | — |
| Qantas Frequent Flyerpoints | 108,000 | 103,800Mixed cabin | — | 108,000 | — | — | 108,000 | — | — | — |
| Delta SkyMilesmiles | 125,000Mixed cabin | — | — | — | 125,000Mixed cabin | — | 499,900 | 499,900 | — | — |
| Turkish Miles & Smilesmiles | 175,000 | 175,000 | 175,000 | — | 175,000 | — | 175,000 | 175,000 | 175,000 | — |
Airlines seen in business class
Airlines that appeared on the award itineraries AwardTool observed, and the programs that showed them.
- Eurowings Discover (4Y): United MileagePlus
- American Airlines (AA): American Airlines AAdvantage and Qantas Frequent Flyer
- Air Canada (AC): United MileagePlus and Air Canada Aeroplan
- Alaska Airlines (AS): American Airlines AAdvantage
- British Airways (BA): American Airlines AAdvantage and Qantas Frequent Flyer
- Delta Air Lines (DL): Delta SkyMiles
- IBERIA (IB): American Airlines AAdvantage
- KLM (KL): Delta SkyMiles
- Lufthansa (LH): Lufthansa Miles & More, United MileagePlus and Air Canada Aeroplan
- SWISS (LX): United MileagePlus
- Brussels Airlines (SN): United MileagePlus
- Turkish Airlines (TK): Turkish Miles & Smiles
- TAP Portugal (TP): United MileagePlus
- United Airlines (UA): United MileagePlus and Air Canada Aeroplan
- Lufthansa City Airlines (VL): United MileagePlus
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 Denver (DEN) 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 Denver (DEN)Return direction | 45,196 miles | Lufthansa Miles & More | 8 |
| Denver (DEN) to London Heathrow (LHR)Also from DEN | 55,000 pointsNonstop | Alaska Atmos Rewards | 92 |
| Denver (DEN) to Paris Charles de Gaulle (CDG)Also from DEN | 55,000 points | Alaska Atmos Rewards | 58 |
| Denver (DEN) to Dublin (DUB)Also from DEN | 55,000 points | Alaska Atmos Rewards | 57 |
| Denver (DEN) to Frankfurt (FRA)Also from DEN | 55,000 points | Alaska Atmos Rewards | 37 |
| 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 | — | — |
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| Delta SkyMiles | 1:1 · Instant | — | — | — | — | — |
| Qantas Frequent Flyer | 1:1 · Instant | — | 1:1 · ~1-2 days | — | 1:1 · Instant | — |
| Turkish Miles & Smiles | — | 1:1 · Instant | 1:1 · Instant | — | 1:1 · ~1 day | — |
| 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 Denver (DEN) to Porto (OPO)
What's the lowest business-class award from Denver (DEN) to Porto (OPO)?
57,500 miles + $35.20 with American Airlines AAdvantage. 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.
Which programs had business-class award space from Denver (DEN) to Porto (OPO)?
American Airlines AAdvantage (38 dates), Lufthansa Miles & More (28 dates), United MileagePlus (44 dates), Air Canada Aeroplan (8 dates), Qantas Frequent Flyer (7 dates), Delta SkyMiles (6 dates) and Turkish Miles & Smiles (20 dates), in the last 30 days.
Is there nonstop business-class award space from Denver (DEN) 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 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 business-class award AwardTool observed was for Apr 2027 departures: 57,500 miles with AAdvantage (9 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.