Delta Air LinesDLDelta Air Lines
One Way•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
United StatesBOS

Logan International Airport

Boston, United States
$201 USD
-23%$154 USD
Verified Dec 1, 2025 at 3:47 AM
Good Availability
54% of dates checked are available within 10% of the lowest price

Friday, February 27th, 2026

Outbound Flights

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5h 30m·Nonstop
$409 USD
Delta Air Lines
SEAFeb 27 22:20
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BOSFeb 28 06:50
DL 473Airbus A321neo
11h 3m·1 stop
$419 USD
Delta Air Lines
SEAFeb 27 09:35
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AUSFeb 27 16:00
DL 831Airbus A220-300 Passenger
2h 45m layover
Delta Air Lines
AUSFeb 27 18:45
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BOSFeb 27 23:38
DL 1278Airbus A220-100 Passenger
7h 24m·1 stop
$419 USD
Delta Air Lines
SEAFeb 27 13:38
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SLCFeb 27 16:40
DL 1120Boeing 737
50m layover
Delta Air Lines
SLCFeb 27 17:30
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BOSFeb 28 00:02
DL 702Airbus A321neo
8h·1 stop
$419 USD
Delta Air Lines
SEAFeb 27 19:00
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SLCFeb 27 22:01
DL 1239Boeing 737
1h 11m layover
Delta Air Lines
SLCFeb 27 23:12
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BOSFeb 28 06:00
DL 696Airbus A321neo
6h 59m·1 stop
$489 USD
Delta Air Lines
SEAFeb 27 23:15
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DTWFeb 28 06:30
DL 810Boeing 737
35m layover
Delta Air Lines
DTWFeb 28 07:05
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BOSFeb 28 09:14
DL 1163Airbus A319
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