Menu

Cheap flights from Seattle to Logan Intl (SEA - BOS)

Know your dates, get live prices in seconds:

From
To
Depart
Return
Any month
Compare vs. Cheapflights |
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime
From
To
Depart
Depart
Time
Anytime

We work with more than 300 partners to bring you better travel deals

Cheap flights from Seattle to Logan Intl in February 2020

The best prices found for SEA to BOS flights for February
26 Feb - 22 Mar
$234pp
SEA
Seattle/Tacoma Intl
Multiple Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Multiple Airlines
Non-Stop
SEA
Seattle/Tacoma Intl
29 Feb - 7 Mar
$246pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
27 Feb - 2 Mar
$259pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Seattle to Logan Intl 2020 flight deals

Cheap flights to Logan Intl from Seattle found for this year
13 May - 16 May
$174pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
24 Mar - 31 Mar
$177pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
6 May - 12 May
$188pp
SEA
Seattle/Tacoma Intl
Spirit Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
Spirit Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

Last minute flights from Seattle to Logan Intl

Late deals on round-trip flights to Logan Intl from Seattle, departing today and this week
19 Feb - 26 Feb
$315pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
20 Feb - 24 Feb
$325pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl
18 Feb - 25 Feb
$360pp
SEA
Seattle/Tacoma Intl
American Airlines
 
1 STOP
BOS
Boston Logan Intl
BOS
Boston Logan Intl
American Airlines
 
1 STOP
SEA
Seattle/Tacoma Intl

One-way flights to Logan Intl from Seattle

The cheapest one-way flights from Seattle to Logan Intl
7:22 pm - 3:38 am
JetBlue
Nonstop
5h 16m
SEA - BOS
JetBlue
5:20 pm - 1:40 am
Alaska Airlines
Nonstop
5h 20m
SEA - BOS
Alaska Airlines
12:40 pm - 8:59 pm
Major Airline
Nonstop
5h 19m
SEA - BOS
Major Airline
$411
CheapTicketsDeal

Alternative routes for Seattle to Logan Intl

Destination information for Logan Intl

Things to know before you go. Useful info for your trip from Seattle to Logan Intl
Flight duration
5h 54m
Average temperature for February in Logan Intl
41.0 °F
Avg rainfall for February in Logan Intl
2.8 ″

Airports servicing Seattle

Seattle King County/Boeing (BFI)
Seattle Lake Union Spb (LKE)
Redmond (SEA)

Airports servicing Boston

Related info for your journey

Useful info, stats and facts about Seattle to Logan Intl flights.

Flight FAQs

From Seattle to Logan Intl

What days are nonstop flights available from Seattle to Boston?

You can find nonstop flights on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

Within the past month, 86 users have taken a look at flights from Seattle to Boston Logan Intl.

What percent of flights are delayed?

Based on our current data flights from Seattle to Boston are usually delayed by up to 56min. or more.

How many passenger seats are available on a flight on this route?

On average, there are a total of 300 seats offered from Seattle to Boston Logan Intl per day.

What is the cheapest airline for this route?

JetBlue Airways offers the cheapest flights from Seattle to Boston. Per day you can find on average 28 flights for this route and airline.

How long does the flight from Seattle to Logan Intl take?

For nonstop trips expect to fly for about 6 hours. The travel distance is approximately 1,555 miles.

How many flights depart from Seattle to Logan Intl on average per day?

Per day, 39 flights depart from Seattle to Boston Logan Intl on average.
Morning (6am - Noon) - 46% of flight departures
Afternoon (Noon - 6pm) - 31% of flight departures
Evening (6pm - Midnight) - 23% of flight departures

Is Seattle weather warmer or cooler than Boston?

We forecast the temperature to be around the 84 °F's in July, on average. The temperature in Boston is generally hotter than in Seattle. Book flights in a timely manner in correlation to your departure date.