Delta SkyMiles award flights from Porto (OPO) to Philadelphia (PHL)
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In the last 30 days AwardTool saw Delta SkyMiles award space for OPO→PHL in economy, premium economy and first class. Lowest economy: 28,000 miles + $59.68 (economy space on 55 dates). Lowest first class: 405,000 miles + $59.67 (first-class space on 53 dates). Lowest premium economy: 82,000 miles + $59.68 (premium economy space on 47 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 28,000 miles + $59.68
- economy space on 55 dates
- Lowest first class
- 405,000 miles + $59.67
- first-class space on 53 dates
- Lowest premium economy
- 82,000 miles + $59.68
- premium economy space on 47 dates
SkyMiles award prices by cabin
The lowest one-way Delta SkyMiles award AwardTool observed on OPO→PHL in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 28,000 miles + $59.68 | 2 stops | Air France (AF), Delta Air Lines (DL) | 9+ | 55 | See dates | |
| Premium Economy | 82,000 miles + $59.68 | 2 stops | Delta Air Lines (DL) | 6 | 47 | See dates | |
| First | 405,000 miles + $59.67 | 2 stops | Delta Air Lines (DL) | 3 | 53 | 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 SkyMiles award examples
| Departure | Cabin | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Economy | 68,000 miles + $315.74 | 9+ | 2 stops | Check this date | ||
| Economy | 160,000 miles + $59.70 | 9+ | 2 stops | Check this date | ||
| Premium Economy | 210,000 miles + $65.51 | 2 | 2 stops | Check this date | ||
| First | 495,000 miles + $65.51 | 6 | 2 stops | Check this date | ||
| First | 495,000 miles + $59.70 | 3 | 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 SkyMiles award space showed up
Departure dates in the next 365 days that AwardTool checked for Delta SkyMiles 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 | 55 of 62 | 88% | |
| Premium Economy | 47 of 62 | 75% | |
| First | 53 of 62 | 85% |
Best months to fly from Porto (OPO) to Philadelphia (PHL) with SkyMiles
| Month | Economy | Premium Economy | First |
|---|---|---|---|
| 68,000 (2 dates) | 210,000 (1 date) | 495,000 (2 dates) | |
| 320,000 (1 date) | — | 495,000 (1 date) | |
| 37,000 (2 dates) | — | — | |
| 28,000 (5 dates) | 82,000 (5 dates) | 495,000 (5 dates) | |
| 41,000 (22 dates) | 100,000 (21 dates) | 495,000 (22 dates) | |
| 52,000 (7 dates) | 310,000 (6 dates) | 495,000 (7 dates) | |
| 52,000 (5 dates) | 195,000 (3 dates) | 405,000 (5 dates) | |
| 52,000 (1 date) | 310,000 (1 date) | 495,000 (1 date) | |
| 52,000 (10 dates) | 310,000 (10 dates) | 495,000 (10 dates) |
How to get SkyMiles
- American Express Membership Rewards: 1:1 · Instant
Check current transfer bonuses. Most transfers can't be reversed.
SkyMiles vs other programs from Porto (OPO) to Philadelphia (PHL)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Air Canada Aeroplan | 37,013 pts + $97.50 | 57,809 pts + $105.40 | 75,000 pts + $138.70 | — |
| Air France/KLM Flying Blue | 35,500 pts + $217.39 | 65,000 pts + $313.89 | 93,500 pts + $453.09 | — |
| American Airlines AAdvantage | 22,500 pts + $95.99Lowest | 40,000 pts + $95.99Lowest | 57,500 pts + $1,004.79 | — |
| Delta SkyMiles | 28,000 pts + $59.68 | 82,000 pts + $59.68 | — | 405,000 pts + $59.67 |
| GOL Smiles | 49,100 pts + taxes not reported | 197,100 pts + taxes not reported | — | — |
| Lufthansa Miles & More | 25,000 pts + $315.79 | 49,746 pts + $512.13 | 43,677 pts + $920.03Lowest | — |
| Qantas Frequent Flyer | 45,100 pts + $398.98 | 98,900 pts + $1,006.53 | 109,300 pts + $1,033.87 | — |
| United MileagePlus | 40,000 pts + $57.19 | 55,000 pts + $73.59 | 88,000 pts + $58.89Mixed cabin | 278,100 pts + $62.79Lowest |
Questions about SkyMiles award flights from Porto (OPO) to Philadelphia (PHL)
How many miles do you need to fly from Porto (OPO) to Philadelphia (PHL) with Delta SkyMiles?
The lowest one-way Delta SkyMiles awards AwardTool observed in the last 30 days: economy 28,000 miles + $59.68, with a typical monthly low of 52,000 miles over 9 months and award space on 55 departure dates (newest observation Oct 19, 2026); premium economy 82,000 miles + $59.68, with a typical monthly low of 210,000 miles over 7 months and award space on 47 departure dates (newest observation Oct 18, 2026); first class 405,000 miles + $59.67, with monthly lows of 405,000 miles in 1 month and 495,000 miles in 7 months, and award space on 53 departure dates (newest observation Oct 19, 2026). Monthly lows varied in economy (28,000 to 320,000 miles), premium economy (82,000 to 310,000 miles) and first class (405,000 to 495,000 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest SkyMiles award from Porto (OPO) to Philadelphia (PHL)?
In economy, 28,000 miles + $59.68. Delta SkyMiles showed economy award space on 55 departure dates at any price (newest observation Oct 19, 2026, 18:44 UTC). In first class, 405,000 miles + $59.67. Delta SkyMiles showed first-class award space on 53 departure dates at any price (newest observation Oct 19, 2026, 18:44 UTC). Search live before transferring points.
Can you book nonstop awards from Porto (OPO) to Philadelphia (PHL) with SkyMiles?
AwardTool hasn't observed nonstop Delta SkyMiles award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which credit card points can book SkyMiles awards from Porto (OPO) to Philadelphia (PHL)?
American Express Membership Rewards (1:1, Instant). Check current transfer bonuses; most transfers can't be reversed.
Which months had the lowest SkyMiles award prices from Porto (OPO) to Philadelphia (PHL)?
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 Apr 2027 departures: 28,000 miles (5 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.