Seattle to Dulles (IAD): October 2026 flight deals
Compare trip dates and fares.
2-day round-trip fares
Observed September 16, 2026 (UTC). Search a trip for current prices and flight details.
Round-trip totals in USD for 1 adult · Economy.
| Destination | Trip dates | Axel Member | Airline fare | Stops | Search |
|---|---|---|---|---|---|
| Dulles (IAD) | Oct 9–11, 2026 | $267 | $297 | 1 stop | Search for 1 adult · Dates · Travelers |
| Dulles (IAD) | Oct 12–14, 2026 | $260 | $291 | 1 stop | Search for 1 adult · Dates · Travelers |
Compare trip dates
Observed September 17, 2026 (UTC). Check current prices.
USD for the listed travelers.
1 adult · Complete round-trip totals · 2–4 days
Complete round-trip totals; both flights included.
2 days between departure and return.
| Trip / travelers | Dates | Flights | Axel Member | Airline fare | Next step |
|---|---|---|---|---|---|
| SEA–IAD · 1 adult | Oct 12–14, 2026 | Out: United Airlines · Nonstop · 5h 3m; Return: United Airlines · Nonstop · 5h 46m | $282 | $317 — round-trip total | Search for 1 adult · Change dates · Travelers / cabin |
1 adult · Round-trip starting totals · 2–4 days
Starting totals are for the round trip. Choose a return flight to confirm the final total.
2 days between departure and return.
| Trip / travelers | Dates | Flights | Axel Member | Airline fare | Next step |
|---|---|---|---|---|---|
| SEA–IAD · 1 adult | Oct 12–14, 2026 | Out: United Airlines · Nonstop · 5h 3m | Round-trip starting total: $260 | Round-trip starting total: $291 — return selection pending | Search for 1 adult · Change dates · Travelers / cabin |
Non-members can also book and save on airline fares. Live search shows prices with and without Membership. Optional Membership: $15 for the first month, then $10/month. Cancel anytime.
More flight comparisons from Seattle
AI assistants can follow these links to compare prices without an account, API key or connector. Flight search guide