First-class award flights from Raleigh/Durham (RDU) to Porto (OPO)
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In the last 30 days AwardTool saw first-class award space on 2 programs for RDU→OPO. Lowest: 125,000 miles + $5.60 with Delta SkyMiles, which showed first-class award space on 19 dates. No nonstop first-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
- 125,000 miles + $5.60
- Delta SkyMiles
- Programs with space
- 2 of 7
- programs seen on this route
- Most dates seen
- 27 of 27
- dates checked · United MileagePlus
- Nonstop
- Not seen
- in the last 30 days
Compare programs for first class
The lowest one-way first-class award each program showed on RDU→OPO, sorted by points.
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Delta SkyMilesLowest observed | 125,000 pts + $5.60 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL) | 8 | 19 | See dates | |
| United MileagePlus | 200,000 pts + $5.60 | 2 stops | United Airlines (UA) | 9+ | 27 | See dates |
Not seen in first class: American Airlines AAdvantage, Air Canada Aeroplan, GOL Smiles, Air France/KLM Flying Blue and Qantas Frequent Flyer.
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 first-class award examples
| Departure | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Delta SkyMiles | 125,000 pts + $5.60 | 8 | 1 stop | Check this date | ||
| United MileagePlus | 200,000 pts + $11.20 | 7 | 2 stops | Check this date | ||
| United MileagePlus | 343,300 pts + $11.20 | 8 | 2 stops | Check this date | ||
| Delta SkyMiles | 499,900 pts + $5.60 | 4 | 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 first-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 first-class award space at any price, and the latest departure with space.
| Program | Dates with space | Share of dates checked | Latest departure with space |
|---|---|---|---|
| Delta SkyMiles | 19 of 24 | 79% | |
| United MileagePlus | 27 of 27 | 100% |
Best months for first class from Raleigh/Durham (RDU) to Porto (OPO)
| Month | Lowest observed | Program | Dates |
|---|---|---|---|
| 125,000 pts + taxes vary | Delta SkyMiles | 2 | |
| 304,300 pts + taxes vary | United MileagePlus | 3 | |
| 125,000 pts + taxes vary | Delta SkyMiles | 8 | |
| 200,000 pts + taxes vary | United MileagePlus | 7 | |
| 395,000 pts + taxes vary | United MileagePlus | 4 |
Lowest first class award by month and program
Each program's lowest one-way first-class award by departure month, in its own points or miles; taxes vary. — means the program showed no first-class space that month.
| Program | |||||
|---|---|---|---|---|---|
| Delta SkyMilesmiles | 125,000 | — | 125,000 | 365,500 | 405,800 |
| United MileagePlusmiles | 200,000 | 304,300 | 395,000 | 200,000 | 395,000 |
Airlines seen in first class
Airlines that appeared on the award itineraries AwardTool observed, and the programs that showed them.
- Air France (AF): Delta SkyMiles
- Delta Air Lines (DL): Delta SkyMiles
- KLM (KL): Delta SkyMiles
- United Airlines (UA): United MileagePlus
First class on nearby routes
The lowest first-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 Raleigh/Durham (RDU) 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 Raleigh/Durham (RDU)Return direction | 200,000 miles | United MileagePlus | 14 |
| Raleigh/Durham (RDU) to New York JFKAlso from RDU | 9,000 pointsNonstop | Alaska Atmos Rewards | 289 |
| Raleigh/Durham (RDU) to Las Vegas (LAS)Also from RDU | 25,000 miles | American Airlines AAdvantage | 311 |
| Raleigh/Durham (RDU) to Seattle (SEA)Also from RDU | 25,000 milesNonstop | American Airlines AAdvantage | 323 |
| Raleigh/Durham (RDU) to Los Angeles (LAX)Also from RDU | 19,000 milesNonstop | American Airlines AAdvantage | 330 |
| Atlanta (ATL) to Porto (OPO)Also to OPO | 125,000 miles | Delta SkyMiles | 96 |
| Chicago O’Hare (ORD) to Porto (OPO)Also to OPO | 125,000 miles | Delta SkyMiles | 121 |
| San Francisco (SFO) to Porto (OPO)Also to OPO | 125,000 miles | Delta SkyMiles | 39 |
Points that transfer to these programs
| Program | Amex | Bilt | Capital One | Chase | Citi | Wells Fargo |
|---|---|---|---|---|---|---|
| Delta SkyMiles | 1:1 · Instant | — | — | — | — | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
Check current transfer bonuses. Most transfers can't be reversed.
Questions about first-class award flights from Raleigh/Durham (RDU) to Porto (OPO)
What's the lowest first-class award from Raleigh/Durham (RDU) to Porto (OPO)?
125,000 miles + $5.60 with Delta SkyMiles. Seen Oct 3, 2026, 02:12 UTC for a Nov 8, 2026 departure. Delta SkyMiles showed first-class award space on 19 departure dates at any price (newest observation Oct 17, 2026, 22:51 UTC). Search live before transferring points.
Which programs had first-class award space from Raleigh/Durham (RDU) to Porto (OPO)?
Delta SkyMiles (19 dates) and United MileagePlus (27 dates), in the last 30 days.
Is there nonstop first-class award space from Raleigh/Durham (RDU) to Porto (OPO)?
AwardTool hasn't observed nonstop first-class award space on this route in the last 30 days. That doesn't mean nonstop space never appears.
Which months had the lowest first-class award prices from Raleigh/Durham (RDU) 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 first-class award AwardTool observed was for Apr 2027 departures: 125,000 miles with SkyMiles (8 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.