Direct flights from Seattle to Boston

Did you mean Flights from Boston to Seattle?

Seattle

United States

SEA

Seattle Tacoma International Airport

Boston

United States

BOS

General Edward Lawrence Logan International Airport

Route: Nonstop service available
Distance: 2,489 miles
Marketing airlines: 20 airlines
Aircraft: 9 aircraft types
Dates: Oct 19, 2026 – Oct 17, 2027

Observed award fares

A sample of one-way prices for one traveler from Roame’s fare cache. Points, fees, and seats describe the same observation. Availability can change; confirm with the loyalty program before transferring points.

Lowest price in this limited sample: 12,500 points + $5.00 for SEA → BOS, Economy, on 2026-10-31, booked with American Airlines. This is an observed fare, not a guaranteed price or the lowest price across all dates and programs.

Departure window: 2026-10-23 – 2026-11-21.

SEA → BOSEconomy
AS288
12,500 points+ $5.00
Departure
2026-10-31
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-22 02:55
SEA → BOSEconomy
AS214
12,500 points+ $5.00
Departure
2026-10-31
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-22 02:55
SEA → BOSEconomy
AS214
12,500 points+ $5.00
Departure
2026-11-03
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-22 08:54
SEA → BOSEconomy
AS460
12,500 points+ $5.00
Departure
2026-11-10
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-22 02:25
SEA → BOSEconomy
AS460
12,500 points+ $5.00
Departure
2026-11-11
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-22 05:44
SEA → BOSEconomy
AS214
12,500 points+ $5.00
Departure
2026-11-14
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-21 18:41
SEA → BOSEconomy
AS279
12,500 points+ $5.00
Departure
2026-11-14
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-21 18:41
SEA → BOSEconomy
AS460
12,500 points+ $5.00
Departure
2026-11-17
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-21 04:17
SEA → BOSEconomy
AS279
12,500 points+ $5.00
Departure
2026-11-17
Seats seen
9
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-21 04:17
SEA → BOSEconomy
AS460
12,500 points+ $5.00
Departure
2026-11-17
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-22 23:04
SEA → BOSEconomy
AS214
12,500 points+ $5.00
Departure
2026-11-17
Seats seen
3
Book with
American Airlines
Observed (UTC)
2026-10-22 23:04
SEA → BOSEconomy
AS214
12,500 points+ $5.00
Departure
2026-11-19
Seats seen
8
Book with
Alaska Atmos Rewards
Observed (UTC)
2026-10-22 06:36

Seattle to Boston route overview

Seattle Tacoma International Airport (SEA) serves Seattle; General Edward Lawrence Logan International Airport (BOS) serves Boston.

The airports are 2,489 miles apart by great-circle distance.

Roame's current schedule feed shows nonstop service from SEA to BOS.

Marketing airlines listed in the current schedule, including codeshare sellers, are American Airlines (AA), Air France (AF), Alaska Airlines (AS), JetBlue (B6), British Airways (BA), Cathay Pacific (CX), Condor (DE), Delta Air Lines (DL), Aer Lingus (EI), Etihad Airways (EY), Japan Airlines (JL), Korean Air (KE), KLM (KL), LATAM Chile (LA), El Al (LY), Qatar Airways (QR), Scandinavian Airlines (SK), TAP Portugal (TP), United Airlines (UA) and Virgin Atlantic (VS). This list does not identify the operating airline for each flight; check the flight details before booking.

Published schedule dates span Oct 19, 2026 – Oct 17, 2027.

Marketing airlines on the Seattle to Boston route

These are marketing airlines, including codeshare sellers. This list does not identify the operating airline for each flight; check the flight details before booking.

American Airlines (AA)Codeshare only
Air France (AF)Codeshare only
British Airways (BA)Codeshare only
Cathay Pacific (CX)Codeshare only
Condor (DE)Codeshare only
Aer Lingus (EI)Codeshare only
Etihad Airways (EY)Codeshare only
Japan Airlines (JL)Codeshare only
Korean Air (KE)Codeshare only
KLM (KL)Codeshare only
LATAM Chile (LA)Codeshare only
El Al (LY)Codeshare only
Qatar Airways (QR)Codeshare only
Scandinavian Airlines (SK)Codeshare only
TAP Portugal (TP)Codeshare only
Virgin Atlantic (VS)Codeshare only

Airline alliance affiliations represented: Oneworld, SkyTeam, Star Alliance

Aircraft flying from SEA to BOS

Frequently asked questions

Which airports serve the Seattle to Boston route?

Seattle Tacoma International Airport (SEA) is the origin airport and General Edward Lawrence Logan International Airport (BOS) is the destination airport.

How far is Boston from Seattle?

SEA and BOS are approximately 2,489 miles apart by great-circle distance.

Are there direct flights from SEA to BOS?

Yes. Roame's current schedule feed shows nonstop service from SEA to BOS.

Which airlines market flights from SEA to BOS?

Which aircraft fly from SEA to BOS?

Aircraft listed in the current schedule include Airbus A320 (320), Airbus A321 (321), Airbus A321neo (32Q), 737, Boeing 737-900 / Boeing 737-900ER (739), Boeing 737-800 Winglets (73H), Boeing 737-900 Winglets (73J), Boeing 737 MAX 8 (7M8) and JET.