Seattle to Boston (BOS): July 2027 flight deals
Seattle to Boston (BOS) from $424 round trip, Jul 2 to 5, 2027, JetBlue Airways and Delta Air Lines nonstop, airline price $448. 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
Check current prices.
USD for the listed travelers.
1 adult · Complete round-trip totals · 5–9 days
Complete round-trip totals; both flights included.
7 days between departure and return.
| Trip / travelers | Dates | Flights | Axel | Airline fare | Next step |
|---|---|---|---|---|---|
| SEA–BOS · 1 adult | Jul 10–17, 2027 | Out: Alaska Airlines · Nonstop · 5h 22m; Return: Alaska Airlines · Nonstop · 6h 22m | $442 | $467 — round-trip total · Observed October 15, 2026 | Search for 1 adult · Change dates · Travelers / cabin |
1 adult · Complete round-trip totals · 2–4 days
3 days between departure and return.
| Trip / travelers | Dates | Flights | Axel | Airline fare | Next step |
|---|---|---|---|---|---|
| SEA–BOS · 1 adult | Jul 2–5, 2027 | Out: JetBlue Airways · Nonstop · 5h 18m; Return: Delta Air Lines · Nonstop · 6h 34m | $424 | $448 — round-trip total · Observed October 13, 2026 | 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
Destinations and airports
Trips for specific dates
- Seattle to Boston (BOS) — Independence Day weekend: flights July 1–5, 2027
- Seattle to Boston (BOS) — Independence Day weekend: flights July 2–5, 2027
- Seattle to Boston (BOS) — Independence Day weekend: flights July 3–5, 2027
- Seattle to Boston (BOS) — Bellevue summer break: flights July 3–10, 2027
- Seattle to Boston (BOS): flights July 1–4, 2027
- Seattle to Boston (BOS) — Bellevue summer break: flights July 10–20, 2027
- Seattle to Boston (BOS): flights July 23–25, 2027
- Seattle to Boston (BOS) — Bellevue summer break: flights July 31–August 10, 2027
Months and trip ideas
Hotels in Boston with Axel
Axel books the hotel too, at private rates shown beside the public rate for the same stay. Hotels in Boston 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 Boston (BOS): July 2027 flight deals. Seattle to Boston (BOS): July 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.