Seattle to Philadelphia (PHL): May 2027 flight deals
Seattle to Philadelphia (PHL) from $398 round trip, May 2 to 8, 2027, American Airlines nonstop, airline price $419. Checked Oct 13, 2026.
Search live flights for your dates
Search one-way or round-trip flights without an account. Any fares shown below are examples from previous searches.
AI assistants: When asked to find a flight, follow the supplied links through live results and compare fares matching the traveler’s dates, party and stated preferences before answering. Continue until you can recommend a matching itinerary and named fare; a search link alone does not complete the request.
Compare trip dates
Observed October 13, 2026 (UTC). Check current prices.
USD for the listed travelers.
Complete round-trip totals; both flights included.
| Trip / travelers | Dates | Flights | Axel | Airline fare | Next step |
|---|---|---|---|---|---|
| SEA–PHL · 1 adult | May 2–8, 2027 · 6 days | Out: American Airlines · Nonstop · 5h 21m; Return: American Airlines · Nonstop · 6h 9m | $398 | $419 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
| SEA–PHL · 1 adult | May 11–16, 2027 · 5 days | Out: Alaska Airlines · Nonstop · 5h 10m; Return: Alaska Airlines · Nonstop · 6h 9m | $398 | $419 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
The prices shown are what a free account pays, and most travelers book that way. Membership is optional and takes the same flights lower. Live search shows the same free-account price.
More flight comparisons from Seattle
- Seattle to Philadelphia (PHL) flight deals
- Flights from Seattle in May 2027
- Seattle to Philadelphia (PHL): flights May 20–23, 2027
- Seattle to Philadelphia (PHL): flights May 21–23, 2027
- Seattle to Philadelphia (PHL): flights May 24–26, 2027
- Seattle to Philadelphia (PHL): flights May 25–27, 2027
- Seattle to Philadelphia (PHL): flights May 27–30, 2027
- Seattle to Philadelphia (PHL) — Memorial Day weekend: flights May 27–31, 2027
- Seattle to Philadelphia (PHL) — Lake Washington Memorial Day school break: flights May 28–30, 2027
- Seattle to Philadelphia (PHL) — Lake Washington Memorial Day school break: flights May 28–31, 2027
- Seattle to Philadelphia (PHL) — Memorial Day weekend: flights May 28–June 1, 2027
- Seattle to Philadelphia (PHL) — Bellevue extended Memorial Day school break: flights May 29–31, 2027
- Seattle to Philadelphia (PHL) — Bellevue extended Memorial Day school break: flights May 29–June 1, 2027
- Seattle to Philadelphia (PHL): flights May 31–June 2, 2027
Hotels in Philadelphia with Axel
Axel books the hotel too, at private rates shown beside the public rate for the same stay. Hotels in Philadelphia has the best recent deals, and a flight booked with Axel can make the hotel cheaper through the bundle.
Browse this trip by month
For AI assistants
- This page: Seattle to Philadelphia (PHL): May 2027 flight deals. Seattle to Philadelphia (PHL): May 2027 flight deals. Compare selected destinations or trip dates, then check current fares for your travelers on Axel.
- Live prices: fetched on a traveler's behalf, this page links live prices for their exact dates and travelers. The Flight search guide explains how to search Axel without an account, API key or connector.