Delta SkyMiles award flights from Seattle (SEA) to Lisbon (LIS)
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In the last 30 days AwardTool saw Delta SkyMiles award space for SEA→LIS in economy, premium economy, business class and first class. Lowest economy: 24,000 miles + $5.60 (economy space on 235 dates). Lowest business class: 125,000 miles + $35.30 on a mixed-cabin itinerary (part of the trip in a lower cabin; business-class space on 53 dates).
Prices observed – ; newest observation .
Page regenerated from the Oct 19, 2026 data snapshot (normally daily). Summary last changed . Seats change quickly.
- Lowest economy
- 24,000 miles + $5.60
- economy space on 235 dates
- Lowest business class (mixed cabin)
- 125,000 miles + $35.30
- business-class space on 53 dates · part of the trip in a lower cabin
- Lowest first class
- 125,000 miles + $5.60
- first-class space on 234 dates
- Lowest premium economy
- 75,000 miles + $5.60
- premium economy space on 234 dates
SkyMiles award prices by cabin
The lowest one-way Delta SkyMiles award AwardTool observed on SEA→LIS in each cabin, in miles plus taxes.
| Cabin | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Economy | 24,000 miles + $5.60 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL) | 9+ | 235 | See dates | |
| Premium Economy | 75,000 miles + $5.60 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL) | 7 | 234 | See dates | |
| Business | 125,000 miles + $35.30Mixed cabin | 2 stops | Air France (AF), Delta Air Lines (DL), KLM (KL) | 3 | 53 | See dates | |
| First | 125,000 miles + $5.60 | 1 stop | Air France (AF), Delta Air Lines (DL), KLM (KL) | 5 | 234 | 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 | 24,000 miles + $5.60 | 9+ | 1 stop | Check this date | ||
| Economy | 24,000 miles + $5.60 | 9+ | 1 stop | Check this date | ||
| Economy | 25,000 miles + $5.60 | 9+ | 1 stop | Check this date | ||
| Premium Economy | 75,000 miles + $5.60 | 7 | 1 stop | Check this date | ||
| Premium Economy | 75,000 miles + $5.60 | 3 | 1 stop | Check this date | ||
| Premium Economy | 75,000 miles + $5.60 | 4 | 1 stop | Check this date | ||
| Business | 125,000 miles + $54.60Mixed cabin | 9+ | 2 stops | Check this date | ||
| First | 125,000 miles + $5.60 | 7 | 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 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 | 235 of 235 | 100% | |
| Premium Economy | 234 of 235 | 99% | |
| Business | 53 of 235 | 22% | |
| First | 234 of 235 | 99% |
Best months to fly from Seattle (SEA) to Lisbon (LIS) with SkyMiles
| Month | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| 35,000 (13 dates) | 75,000 (13 dates) | 125,000 (1 date)Mixed cabin | 125,000 (13 dates) | |
| 24,000 (14 dates) | 75,000 (13 dates) | 499,900 (2 dates) | 125,000 (14 dates) | |
| 24,000 (23 dates) | 75,000 (23 dates) | 125,000 (2 dates)Mixed cabin | 125,000 (23 dates) | |
| 25,000 (18 dates) | 75,000 (18 dates) | 125,000 (15 dates)Mixed cabin | 125,000 (18 dates) | |
| 28,000 (9 dates) | 75,000 (9 dates) | 125,000 (9 dates)Mixed cabin | 381,000 (9 dates) | |
| 40,300 (19 dates) | 105,500 (19 dates) | 406,000 (5 dates) | 381,000 (19 dates) | |
| 31,500 (27 dates) | 75,000 (27 dates) | 406,000 (3 dates) | 399,500 (27 dates) | |
| 41,100 (13 dates) | 103,700 (13 dates) | — | 499,900 (13 dates) | |
| 50,600 (30 dates) | 119,300 (30 dates) | — | 401,000 (29 dates) | |
| 35,700 (31 dates) | 177,400 (31 dates) | 401,000 (3 dates) | 376,000 (31 dates) | |
| 35,700 (31 dates) | 106,200 (31 dates) | 370,500 (13 dates) | 370,500 (31 dates) | |
| 53,400 (7 dates) | 125,300 (7 dates) | — | 406,000 (7 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 Seattle (SEA) to Lisbon (LIS)
Lowest one-way award per program and cabin on this route.
| Program | Economy | Premium Economy | Business | First |
|---|---|---|---|---|
| Air Canada Aeroplan | 40,000 pts + $75.61 | 66,165 pts + $83.61 | 90,000 pts + $121.01 | 485,046 pts + $113.11Mixed cabin |
| Air France/KLM Flying Blue | 21,875 pts + $152.90 | 40,000 pts + $242.20 | 129,062 pts + $354.80 | — |
| Alaska Atmos Rewards | 35,000 pts + $25.60 | 45,000 pts + $25.60 | 70,000 pts + $1,023.20 | 70,000 pts + $25.60Lowest |
| American Airlines AAdvantage | 22,500 pts + $5.60 | 40,000 pts + $5.60 | 57,500 pts + $5.60LowestMixed cabin | 85,000 pts + $24.80Mixed cabin |
| Avianca LifeMiles | 40,000 pts + $28.50 | — | — | — |
| Delta SkyMiles | 24,000 pts + $5.60 | 75,000 pts + $5.60 | 125,000 pts + $35.30Mixed cabin | 125,000 pts + $5.60 |
| Etihad Guest | 67,000 pts + $38.00 | — | 119,999 pts + $335.00 | — |
| GOL Smiles | 24,100 pts + taxes not reported | 143,800 pts + taxes not reported | 572,400 pts + taxes not reported | — |
| JetBlue TrueBlue | 26,700 pts + $152.80 | — | 149,100 pts + $152.90 | — |
| Lufthansa Miles & More | 3,616 pts + $337.40Lowest | — | 101,653 pts + $1,476.90 | — |
| Qantas Frequent Flyer | 43,200 pts + $349.00 | 94,200 pts + $1,579.00 | 108,000 pts + $1,473.20 | — |
| Qatar Airways Privilege Club | 45,000 pts + taxes not reported | — | 161,500 pts + taxes not reportedMixed cabin | — |
| Turkish Miles & Smiles | 55,000 pts + taxes not reported | — | 175,000 pts + taxes not reported | — |
| United MileagePlus | 39,400 pts + $5.60 | 50,000 pts + $5.60 | 88,000 pts + $22.40Mixed cabin | 186,100 pts + $5.60 |
| Virgin Atlantic Flying Club | 15,000 pts + $179.90 | 39,000 pts + $312.00Lowest | — | — |
| Virgin Australia Velocity | 42,000 pts + $9.46 | — | 158,500 pts + $74.52 | — |
Questions about SkyMiles award flights from Seattle (SEA) to Lisbon (LIS)
How many miles do you need to fly from Seattle (SEA) to Lisbon (LIS) with Delta SkyMiles?
The lowest one-way Delta SkyMiles awards AwardTool observed in the last 30 days (newest observation Oct 19, 2026): economy 24,000 miles + $5.60, with a typical monthly low of 35,000 miles over 12 months and award space on 235 departure dates; premium economy 75,000 miles + $5.60, with a typical monthly low of 75,000 miles over 12 months and award space on 234 departure dates; business class 125,000 miles + $35.30, a mixed-cabin award, with a typical monthly low of 370,500 miles over 9 months and award space on 53 departure dates; first class 125,000 miles + $5.60, with a typical monthly low of 376,000 miles over 12 months and award space on 234 departure dates. Monthly lows varied in economy (24,000 to 53,400 miles), premium economy (75,000 to 177,400 miles), business class (125,000 to 499,900 miles) and first class (125,000 to 499,900 miles), so the award on your dates may cost more. Search live before transferring points.
What's the lowest SkyMiles award from Seattle (SEA) to Lisbon (LIS)?
In economy, 24,000 miles + $5.60. Seen Sep 23, 2026, 22:53 UTC for a Dec 14, 2026 departure. Delta SkyMiles showed economy award space on 235 departure dates at any price (newest observation Oct 19, 2026, 23:39 UTC). In business class, 125,000 miles + $35.30 on a mixed-cabin itinerary (part of the trip in a lower cabin). Seen Oct 7, 2026, 16:06 UTC for an Oct 27, 2026 departure. Delta SkyMiles showed business-class award space on 53 departure dates at any price (newest observation Oct 19, 2026, 23:39 UTC). Search live before transferring points.
Can you book nonstop awards from Seattle (SEA) to Lisbon (LIS) 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 Seattle (SEA) to Lisbon (LIS)?
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 Seattle (SEA) to Lisbon (LIS)?
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 Dec 2026 departures: 24,000 miles (23 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.