Award flights from Salt Lake City (SLC) to Porto (OPO)
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In the last 30 days AwardTool saw award space on 2 programs for SLC→OPO. Lowest economy: 25,000 miles + $5.60 (Delta SkyMiles). Lowest business class: 385,000 miles + $24.10 (Delta SkyMiles); mixed cabin from 88,000 miles + $50.00 (United MileagePlus). Lowest first class: 125,000 miles + $11.20 (Delta SkyMiles).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
Salt Lake City (SLC) to Porto (OPO) at a glance
- From
- Salt Lake City International, Salt Lake City, Utah, United States (SLC)
- To
- Francisco de Sa Carneiro Airport, Porto, Portugal (OPO)
- Programs with award space seen
- 2 of 2 programs tracked on this route
- Nonstop award space seen
- Not seen in the last 30 days
- Airlines seen on these awards
- Air France (AF), JetBlue (B6), Delta Air Lines (DL), Eurowings (EW), KLM (KL), Lufthansa (LH), SWISS (LX), Brussels Airlines (SN), Turkish Airlines (TK), TAP Portugal (TP), United Airlines (UA)
- Departures with open awards
- Dec 2026 to Apr 2027
- Most dates with space
- 16 of 16 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 | |
|---|---|---|---|---|---|---|---|
| Delta SkyMilesLowest observed | 25,000 pts + $5.60 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 9+ | 14 | See dates | |
| United MileagePlus | 37,900 pts + $5.60 | 2 stops | JetBlue (B6), Eurowings (EW), Lufthansa (LH), SWISS (LX) +4 more | 8 | 16 | See dates |
Premium Economy
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| United MileagePlusLowest observed | 55,000 pts + $22.40 | 2 stops | Eurowings (EW), Lufthansa (LH), SWISS (LX), Brussels Airlines (SN) +2 more | 9+ | 14 | See dates | |
| Delta SkyMiles | 75,000 pts + $5.60 | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 2 | 13 | See dates |
Business Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| United MileagePlusLowest, mixed cabin | 88,000 pts + $50.00Mixed cabin | 2 stops | Eurowings (EW), Lufthansa (LH), SWISS (LX), Brussels Airlines (SN) +2 more | 6 | 16 | See dates | |
| Delta SkyMiles | 385,000 pts + $24.10 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL) | 9+ | 3 | See dates |
First Class
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Delta SkyMilesLowest observed | 125,000 pts + $11.20 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL) | 9+ | 14 | See dates | |
| United MileagePlus | 200,000 pts + $5.60 | 2 stops | United Airlines (UA) | 9+ | 9 | 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 award examples
| Departure | Cabin | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|---|
| Economy | Delta SkyMiles | 25,000 pts + $5.60 | 9+ | 2 stops | Check this date | ||
| Premium Economy | Delta SkyMiles | 75,000 pts + $11.20 | 9+ | 1 stop | Check this date | ||
| Business | United MileagePlus | 200,000 pts + $5.60 | 9+ | 1 stop | Check this date | ||
| First | United MileagePlus | 200,000 pts + $16.80 | 9+ | 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 Salt Lake City (SLC) to Porto (OPO) on points
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 25,000 · SkyMiles (3 dates) | 75,000 · SkyMiles (3 dates) | 200,000 · MileagePlus (3 dates) | 125,000 · SkyMiles (3 dates) | |
| 35,000 · SkyMiles (5 dates) | 55,000 · MileagePlus (7 dates) | 88,000 · MileagePlus (7 dates)Mixed cabin | 125,000 · SkyMiles (5 dates) | |
| 40,000 · MileagePlus (1 date) | 55,000 · MileagePlus (1 date) | 200,000 · MileagePlus (1 date) | 200,000 · MileagePlus (1 date) | |
| 26,100 · SkyMiles (5 dates) | 102,100 · SkyMiles (5 dates) | 200,000 · MileagePlus (5 dates) | 354,600 · MileagePlus (5 dates) |
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.
Search, calendar and alerts from Salt Lake City (SLC) to Porto (OPO)
Route calendar
Every departure date with open award seats on SLC→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 one date across programs to see current flights, seats and taxes before you transfer points.
Search Salt Lake City (SLC) to Porto (OPO)How many miles you need from Salt Lake City (SLC) to Porto (OPO)
- In economy, Delta SkyMiles had the lowest observed award, 25,000 miles + $5.60; see how many miles you need with Delta SkyMiles.
- In premium economy, United MileagePlus had the lowest observed award, 55,000 miles + $22.40; see how many miles you need with United MileagePlus.
- In business class, Delta SkyMiles had the lowest observed award, 385,000 miles + $24.10, apart from a mixed-cabin award from 88,000 miles + $50.00 with United MileagePlus; see how many miles you need with Delta SkyMiles.
- In first class, Delta SkyMiles had the lowest observed award, 125,000 miles + $11.20; see how many miles you need with Delta SkyMiles.
Questions about award flights from Salt Lake City (SLC) to Porto (OPO)
What's the lowest Salt Lake City (SLC) to Porto (OPO) award price AwardTool has seen?
In economy, 25,000 miles + $5.60 with Delta SkyMiles. Seen Sep 19, 2026, 20:54 UTC for a Dec 2, 2026 departure. Delta SkyMiles showed economy award space on 14 departure dates at any price (newest observation Oct 18, 2026, 15:33 UTC). In business class, 385,000 miles + $24.10 with Delta SkyMiles. Delta SkyMiles showed business-class award space on 3 departure dates at any price (newest observation Oct 16, 2026, 19:37 UTC). A mixed-cabin itinerary, with part of the trip in a lower cabin, was seen from 88,000 miles + $50.00 with United MileagePlus. Search live before transferring points.
Which loyalty programs had award space from Salt Lake City (SLC) to Porto (OPO)?
2 programs in the last 30 days: Delta SkyMiles (economy 14 dates, premium economy 13 dates, business class 3 dates, first class 14 dates); United MileagePlus (economy 16 dates, premium economy 14 dates, business class 16 dates, first class 9 dates). Dates count departure dates with an open award.
Is there nonstop award space from Salt Lake City (SLC) 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 Air France, JetBlue, Delta Air Lines and Eurowings. That doesn't mean nonstop space never appears.
Which credit card points can book awards from Salt Lake City (SLC) to Porto (OPO)?
American Express Membership Rewards: Delta SkyMiles (1:1). Bilt Rewards: United MileagePlus (1:1). Chase Ultimate Rewards: United MileagePlus (1:1). Ratios come from AwardTool's transfer partner list; check current bonuses first.
Which months had the lowest award prices from Salt Lake City (SLC) 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 Dec 2026 departures, 25,000 miles with SkyMiles (3 dates); in business class, the lowest award was for Apr 2027 departures, 200,000 miles with MileagePlus (5 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.