Economy award flights from Seattle (SEA) to Philadelphia (PHL)
In the last 30 days AwardTool saw economy award space on 7 programs for SEA→PHL. Lowest: 12,500 points + $5.60 with Alaska Atmos Rewards, which showed economy award space on 329 dates. Nonstop economy space was seen via Alaska Atmos Rewards, American Airlines AAdvantage, Avianca LifeMiles and 3 other programs.
Data as of
Award prices last changed . AwardTool checks these routes daily; seats change quickly.
- Lowest observed
- 12,500 pts + $5.60
- Alaska Atmos Rewards
- Programs with space
- 7 of 7
- programs seen on this route
- Most dates seen
- 329
- Alaska Atmos Rewards
- Nonstop
- Seen
- from 12,500 pts + taxes not reported
Compare programs for economy
The lowest one-way economy award each program showed on SEA→PHL, sorted by points.
| Program | Points + taxes | Stops | Airlines seen | Seats | Dates seen | Newest observation | |
|---|---|---|---|---|---|---|---|
| Alaska Atmos RewardsLowest observed | 12,500 pts + $5.60 | Nonstop | American Airlines (AA), Alaska Airlines (AS) | 9+ | 329 | See dates | |
| American Airlines AAdvantage | 12,500 pts + $5.60 | Nonstop | American Airlines (AA), Alaska Airlines (AS) | — | 275 | See dates | |
| United MileagePlus | 15,000 pts + $5.60 | 2 stops | JetBlue (B6), United Airlines (UA) | 6 | 318 | See dates | |
| Avianca LifeMiles | 16,340 pts + $58.00 | Nonstop | United Airlines (UA) | 9+ | 149 | See dates | |
| Air Canada Aeroplan | 17,500 pts + $33.01 | Nonstop | United Airlines (UA) | 9+ | 212 | See dates | |
| Qantas Frequent Flyer | 20,700 pts + $5.60 | Nonstop | American Airlines (AA), Alaska Airlines (AS) | 2 | 313 | See dates | |
| Virgin Atlantic Flying Club | 22,000 pts + $5.60 | Nonstop | Delta Air Lines (DL) | 1 | 201 | 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 economy award examples
| Departure | Program | Points + taxes | Seats | Stops | Observed (UTC) | |
|---|---|---|---|---|---|---|
| Alaska Atmos Rewards | 12,500 pts + $5.60 | 9+ | Nonstop | Check this date | ||
| American Airlines AAdvantage | 12,500 pts + $5.60 | — | Nonstop | Check this date | ||
| Alaska Atmos Rewards | 12,500 pts + $5.60 | 9+ | Nonstop | Check this date | ||
| United MileagePlus | 15,000 pts + $5.60 | 9+ | 1 stop | Check this date | ||
| Avianca LifeMiles | 16,340 pts + $5.60 | 9+ | 1 stop | Check this date | ||
| Air Canada Aeroplan | 17,500 pts + $33.01 | 9+ | 1 stop | Check this date | ||
| Qantas Frequent Flyer | 20,700 pts + $5.60 | 2 | Nonstop | Check this date | ||
| Virgin Atlantic Flying Club | 22,000 pts + $5.60 | 1 | Nonstop | 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 at the time shown. 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.
Nonstop economy award space
- Alaska Atmos Rewards: nonstop from 12,500 points; nonstop space on 329 dates.
- American Airlines AAdvantage: nonstop from 12,500 miles; nonstop space on 275 dates.
- Avianca LifeMiles: nonstop from 16,340 miles; nonstop space on 7 dates.
- Air Canada Aeroplan: nonstop from 17,500 points; nonstop space on 4 dates.
- Qantas Frequent Flyer: nonstop from 20,700 points; nonstop space on 290 dates.
- Virgin Atlantic Flying Club: nonstop from 22,000 points; nonstop space on 37 dates.
Best months for economy from SEA to PHL
| Month | Lowest observed | Program | Dates |
|---|---|---|---|
| 12,500 pts + taxes not reported | American Airlines AAdvantage | 16 | |
| 12,500 pts + taxes not reported | Alaska Atmos Rewards | 30 | |
| 12,500 pts + taxes not reported | Alaska Atmos Rewards | 31 | |
| 12,500 pts + taxes not reported | American Airlines AAdvantage | 31 | |
| 12,500 pts + taxes not reported | American Airlines AAdvantage | 23 | |
| 12,500 pts + taxes not reported | American Airlines AAdvantage | 29 | |
| 12,500 pts + taxes not reported | American Airlines AAdvantage | 30 | |
| 12,500 pts + taxes not reported | American Airlines AAdvantage | 16 | |
| 12,500 pts + taxes not reported | American Airlines AAdvantage | 29 | |
| 12,500 pts + taxes not reported | American Airlines AAdvantage | 25 | |
| 12,500 pts + taxes not reported | American Airlines AAdvantage | 18 | |
| 15,500 pts + taxes not reported | American Airlines AAdvantage | 5 |
Airlines seen in economy
Airlines that appeared on the award itineraries AwardTool observed, and the programs that showed them.
- American Airlines (AA): Alaska Atmos Rewards, American Airlines AAdvantage and Qantas Frequent Flyer
- Alaska Airlines (AS): Alaska Atmos Rewards, American Airlines AAdvantage and Qantas Frequent Flyer
- JetBlue (B6): United MileagePlus
- Delta Air Lines (DL): Virgin Atlantic Flying Club
- United Airlines (UA): United MileagePlus, Avianca LifeMiles and Air Canada Aeroplan
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 | — | — |
| Alaska Atmos Rewards | — | 1:1 · ~1 day | — | — | — | — |
| American Airlines AAdvantage | — | — | — | — | 1:1 · Instant | — |
| Avianca LifeMiles | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | — | 1:1 · Instant | 1:1 · Instant |
| Qantas Frequent Flyer | 1:1 · Instant | — | 1:1 · ~1-2 days | — | 1:1 · Instant | — |
| United MileagePlus | — | 1:1 · Instant | — | 1:1 · Instant | — | — |
| Virgin Atlantic Flying Club | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant | 1:1 · Instant |
Check current transfer bonuses. Most transfers can't be reversed.
Questions about economy award flights from SEA to PHL
What's the lowest economy award from Seattle to Philadelphia?
12,500 points + $5.60 with Alaska Atmos Rewards. Alaska Atmos Rewards showed economy award space on 329 departure dates (newest observation Oct 14, 2026, 21:47 UTC). Search live before transferring points.
Which programs had economy award space on SEA→PHL?
Alaska Atmos Rewards (329 dates), American Airlines AAdvantage (275 dates), United MileagePlus (318 dates), Avianca LifeMiles (149 dates), Air Canada Aeroplan (212 dates), Qantas Frequent Flyer (313 dates) and Virgin Atlantic Flying Club (201 dates), in the last 30 days.
Is there nonstop economy award space from SEA to PHL?
Yes. AwardTool observed nonstop economy award space via Alaska Atmos Rewards, American Airlines AAdvantage, Avianca LifeMiles, Air Canada Aeroplan, Qantas Frequent Flyer and Virgin Atlantic Flying Club. The lowest nonstop award was 12,500 points with Alaska Atmos Rewards, which showed nonstop economy space on 329 dates.
Which months had the lowest economy award prices from SEA to 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 Dec 2026 departures: 12,500 points with Atmos (31 dates). The month table shows every lowest price, including those. Based on dates we observed, not a forecast.