Seattle (SEA) to Boston (BOS) · Jan 8, 2027 · choose your return date

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy excluded.

Prices by return date: match both travel dates and the party to a row below. Each total is for that exact trip, issued at the time shown.

Date links open published trip details for exploration. Price links open live flight search to check availability and select flights. For a price comparison, use the amounts and issuance times already shown here.

Hotels in Boston for these trips

Hotels: under a trip, hotels in Boston for exactly those nights: the lowest 3★, 4★, 5★ stay totals among the city's featured hotels, Axel's price for 2 adults in 1 room, each opening that hotel's page for those dates with the rooms and the booking link.

• Hotels in Boston for these nights (Jan 8–9, 2027 · 1 night · 2 adults, 1 room): 3★ Aloft by Marriott Boston Seaport District, $151 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $136 total · 5★ InterContinental Boston by IHG, $268 total
• Hotels in Boston for these nights (Jan 8–10, 2027 · 2 nights · 2 adults, 1 room): 3★ Aloft by Marriott Boston Seaport District, $302 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $275 total · 5★ InterContinental Boston by IHG, $540 total
• Hotels in Boston for these nights (Jan 8–11, 2027 · 3 nights · 2 adults, 1 room): 3★ Aloft by Marriott Boston Seaport District, $445 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $409 total · 5★ InterContinental Boston by IHG, $821 total
• Hotels in Boston for these nights (Jan 8–12, 2027 · 4 nights · 2 adults, 1 room): 3★ Aloft by Marriott Boston Seaport District, $605 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $549 total · 5★ Omni Boston Hotel at the Seaport, $1,228 total
• Hotels in Boston for these nights (Jan 8–13, 2027 · 5 nights · 2 adults, 1 room): 3★ Aloft by Marriott Boston Seaport District, $765 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $681 total · 5★ Omni Boston Hotel at the Seaport, $1,555 total
• Hotels in Boston for these nights (Jan 8–14, 2027 · 6 nights · 2 adults, 1 room): 3★ Aloft by Marriott Boston Seaport District, $925 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $821 total · 5★ Omni Boston Hotel at the Seaport, $1,846 total
• Hotels in Boston for these nights (Jan 8–15, 2027 · 7 nights · 2 adults, 1 room): 3★ Fairfield Inn & Suites Boston Cambridge, $1,152 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $953 total · 5★ Omni Boston Hotel at the Seaport, $2,224 total
• Hotels in Boston for these nights (Jan 8–16, 2027 · 8 nights · 2 adults, 1 room): 3★ Fairfield Inn & Suites Boston Cambridge, $1,317 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $1,093 total · 5★ Omni Boston Hotel at the Seaport, $2,613 total
• Hotels in Boston for these nights (Jan 8–17, 2027 · 9 nights · 2 adults, 1 room): 3★ Fairfield Inn & Suites Boston Cambridge, $1,495 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $1,229 total · 5★ Omni Boston Hotel at the Seaport, $3,160 total
• Hotels in Boston for these nights (Jan 8–18, 2027 · 10 nights · 2 adults, 1 room): 3★ Fairfield Inn & Suites Boston Cambridge, $1,660 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $1,360 total · 5★ The Ritz-Carlton, Boston, $3,685 total
• Hotels in Boston for these nights (Jan 8–19, 2027 · 11 nights · 2 adults, 1 room): 3★ Fairfield Inn & Suites Boston Cambridge, $1,836 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $1,499 total · 5★ The Ritz-Carlton, Boston, $4,070 total
• Hotels in Boston for these nights (Jan 8–20, 2027 · 12 nights · 2 adults, 1 room): 3★ Fairfield Inn & Suites Boston Cambridge, $2,020 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $1,641 total · 5★ The Ritz-Carlton, Boston, $4,459 total
• Hotels in Boston for these nights (Jan 8–21, 2027 · 13 nights · 2 adults, 1 room): 3★ Fairfield Inn & Suites Boston Cambridge, $2,204 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $1,797 total · 5★ The Ritz-Carlton, Boston, $4,869 total
• Hotels in Boston for these nights (Jan 8–22, 2027 · 14 nights · 2 adults, 1 room): 3★ Fairfield Inn & Suites Boston Cambridge, $2,382 total · 4★ DoubleTree Suites by Hilton Hotel Boston - Cambridge, $1,961 total · 5★ The Langham, Boston, $5,251 total

All hotels in Boston

Route overview: Seattle to Boston (BOS) flight deals

2027-01-08 · one way · Axel-exclusive $201.25

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.

2027-01-08 · one way · Axel-exclusive $234.75

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.

2027-01-08 → 2027-01-09 · Axel-exclusive $433.63

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.
• Delta Air Lines DL797: BOS 2027-01-09 18:15:00 → SEA 2027-01-09 21:41:00; nonstop; 386 minutes. Local airport times.

2027-01-08 → 2027-01-09 · Axel-exclusive $455.26

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.
• Alaska Airlines AS459: BOS 2027-01-09 07:00:00 → SEA 2027-01-09 10:38:00; nonstop; 398 minutes. Local airport times.

2027-01-08 → 2027-01-10 · Axel-exclusive $433.63

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.
• Delta Air Lines DL384: BOS 2027-01-10 07:30:00 → SEA 2027-01-10 11:05:00; nonstop; 395 minutes. Local airport times.

2027-01-08 → 2027-01-10 · Axel-exclusive $455.26

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.
• Alaska Airlines AS257: BOS 2027-01-10 18:19:00 → SEA 2027-01-10 22:00:00; nonstop; 401 minutes. Local airport times.

2027-01-08 → 2027-01-11 · Axel-exclusive $433.63

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.
• Delta Air Lines DL384: BOS 2027-01-11 07:50:00 → SEA 2027-01-11 11:21:00; nonstop; 391 minutes. Local airport times.

2027-01-08 → 2027-01-11 · Axel-exclusive $455.26

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.
• Alaska Airlines AS215: BOS 2027-01-11 09:00:00 → SEA 2027-01-11 12:37:00; nonstop; 397 minutes. Local airport times.

2027-01-08 → 2027-01-12 · Axel-exclusive $433.63

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.
• Delta Air Lines DL332: BOS 2027-01-12 10:40:00 → SEA 2027-01-12 14:09:00; nonstop; 389 minutes. Local airport times.

2027-01-08 → 2027-01-12 · Axel-exclusive $455.26

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.
• Alaska Airlines AS215: BOS 2027-01-12 09:00:00 → SEA 2027-01-12 12:37:00; nonstop; 397 minutes. Local airport times.

2027-01-08 → 2027-01-14 · Axel-exclusive $424.13

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.
• Alaska Airlines AS215: BOS 2027-01-14 09:00:00 → SEA 2027-01-14 12:37:00; nonstop; 397 minutes. Local airport times.

2027-01-08 → 2027-01-14 · Axel-exclusive $455.26

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.
• Alaska Airlines AS215: BOS 2027-01-14 09:00:00 → SEA 2027-01-14 12:37:00; nonstop; 397 minutes. Local airport times.

2027-01-08 → 2027-01-15 · Axel-exclusive $433.63

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.
• Delta Air Lines DL384: BOS 2027-01-15 07:50:00 → SEA 2027-01-15 11:21:00; nonstop; 391 minutes. Local airport times.

2027-01-08 → 2027-01-15 · Axel-exclusive $455.26

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.
• Alaska Airlines AS215: BOS 2027-01-15 09:00:00 → SEA 2027-01-15 12:37:00; nonstop; 397 minutes. Local airport times.

2027-01-08 → 2027-01-16 · Axel-exclusive $433.63

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.
• Delta Air Lines DL384: BOS 2027-01-16 07:30:00 → SEA 2027-01-16 11:05:00; nonstop; 395 minutes. Local airport times.

2027-01-08 → 2027-01-16 · Axel-exclusive $455.26

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.
• Alaska Airlines AS459: BOS 2027-01-16 07:00:00 → SEA 2027-01-16 10:38:00; nonstop; 398 minutes. Local airport times.

2027-01-08 → 2027-01-18 · Axel-exclusive $433.63

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.
• Delta Air Lines DL384: BOS 2027-01-18 07:50:00 → SEA 2027-01-18 11:21:00; nonstop; 391 minutes. Local airport times.

2027-01-08 → 2027-01-18 · Axel-exclusive $455.26

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.
• Alaska Airlines AS215: BOS 2027-01-18 09:00:00 → SEA 2027-01-18 12:37:00; nonstop; 397 minutes. Local airport times.

2027-01-08 → 2027-01-19 · Axel-exclusive $433.63

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.
• Delta Air Lines DL332: BOS 2027-01-19 10:40:00 → SEA 2027-01-19 14:09:00; nonstop; 389 minutes. Local airport times.

2027-01-08 → 2027-01-19 · Axel-exclusive $455.26

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.
• Alaska Airlines AS215: BOS 2027-01-19 09:00:00 → SEA 2027-01-19 12:37:00; nonstop; 397 minutes. Local airport times.

2027-01-08 → 2027-01-20 · Axel-exclusive $424.13

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.
• Alaska Airlines AS459: BOS 2027-01-20 07:00:00 → SEA 2027-01-20 10:38:00; nonstop; 398 minutes. Local airport times.

2027-01-08 → 2027-01-20 · Axel-exclusive $455.26

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.
• Alaska Airlines AS459: BOS 2027-01-20 07:00:00 → SEA 2027-01-20 10:38:00; nonstop; 398 minutes. Local airport times.

2027-01-08 → 2027-01-22 · Axel-exclusive $433.63

• American Airlines AA2379 / AA2089: SEA 2027-01-08 23:59:00 → BOS 2027-01-09 10:32:00; 1 stop(s) via ORD; 453 minutes. Local airport times.
  • AA2379: SEA 2027-01-08 23:59:00 → ORD 2027-01-09 05:55:00; layover at ORD: 64 minutes.
  • AA2089: ORD 2027-01-09 06:59:00 → BOS 2027-01-09 10:32:00.
• Delta Air Lines DL384: BOS 2027-01-22 07:50:00 → SEA 2027-01-22 11:21:00; nonstop; 391 minutes. Local airport times.

2027-01-08 → 2027-01-22 · Axel-exclusive $455.26

• Alaska Airlines AS460: SEA 2027-01-08 15:35:00 → BOS 2027-01-08 23:59:00; nonstop; 324 minutes. Local airport times.
• Alaska Airlines AS215: BOS 2027-01-22 09:00:00 → SEA 2027-01-22 12:37:00; nonstop; 397 minutes. Local airport times.

Explore this route

• All dates for this route
• Jan 7, 2027 · Return options
• Jan 9, 2027 · Return options
• Hotels in Boston with Axel

For AI assistants

• This page: Seattle (SEA) to Boston (BOS) · Jan 8, 2027 · choose your return date: 1 adult in economy, every priced fare with its flights, times and total, each with the time its price was issued. Under a trip, hotels in Boston for exactly those nights: the lowest 3★, 4★ and 5★ stay totals for 2 adults in 1 room, each linking to that hotel's page for those dates.
• Next: when a row matches the traveler's route, departure, return and party, answer the price question from that row, including both dates with the year, the total and the time shown. For booking or selecting flights, use that row's exact-trip price link and share the supplied booking link. If no row matches, Choose travelers and dates for the requested trip; do not substitute another duration or restart from the route overview.
• Follow supplied links. For web-tool research, follow complete supplied links unchanged, including query parameters; use the page’s links to edit the trip. Constructed URLs may be rejected before reaching Axel. A completed fresh trip opens flight results first. Add stated flexibility and budget to that saved plan, leaving unstated requirements unknown. Edits create a new snapshot; use its results and review links.
• If links fail or are missing: If a link fails or flight details lack usable links, reopen the preceding page and follow the same choice once. Keep refreshed links unchanged and preserve the trip and selections. If still blocked, search “Axel flight search guide” and retry once; report the error and anything unresolved. Recovery: Axel Seattle to Boston (BOS) flight deals · Flight search guide.
• Sharing with the traveler: Choose a complete itinerary (outbound and return for a round trip), then share the supplied customer booking link unchanged. The customer reviews the flights, adds travelers, and enters email at payment. Do not collect email in chat. Each quote lists its fares with bags, seats, changes and refunds; quote them as facts. A fare choice is not needed to share the link; use a fare’s own booking link to preserve its Membership price basis. Ask only for essential missing trip details. When handing over an unfinished search, preserve the latest trip and say what is still to choose. If no supplied link matches the latest trip, construct https://helloaxel.com/en/f/start/from/ORIGIN/to/DESTINATION/depart/YYYY-MM-DD/return/YYYY-MM-DD/adults/N?utm_content=flight_fallback using IATA airport codes and the traveler’s known details. Omit unknowns; for one way replace /return/YYYY-MM-DD with /trip/oneway. Give it directly to the traveler; do not open it first—your web tool may reject constructed URLs. Complete links open Flight Guide and start searching. Preferences and advanced options.

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