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

Tuesday, March 10th, 2026

Outbound Flights

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5h 22m·Nonstop
$319 USD
Delta Air Lines
SEAMar 10 07:20
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BOSMar 10 15:42
DL 459Airbus A321neo
5h 14m·Nonstop
$319 USD
Delta Air Lines
SEAMar 10 15:45
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BOSMar 10 23:59
DL 474Airbus A321neo
5h 24m·Nonstop
$319 USD
Delta Air Lines
SEAMar 10 22:25
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BOSMar 11 06:49
DL 473Airbus A321neo
8h 9m·1 stop
$329 USD
Delta Air Lines
SEAMar 10 08:25
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MSPMar 10 13:46
DL 536Boeing 737
2h layover
Delta Air Lines
MSPMar 10 15:46
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BOSMar 10 19:34
DL 2591Airbus A321
6h 51m·1 stop
$329 USD
Delta Air Lines
SEAMar 10 09:55
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DTWMar 10 17:09
DL 1706Boeing 737
47m layover
Delta Air Lines
DTWMar 10 17:56
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BOSMar 10 19:46
DL 1707Boeing 737
7h 23m·1 stop
$329 USD
Delta Air Lines
SEAMar 10 13:30
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DTWMar 10 20:45
DL 533Boeing 737
1h 11m layover
Delta Air Lines
DTWMar 10 21:56
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BOSMar 10 23:53
DL 1187Airbus A321
7h 35m·1 stop
$329 USD
Delta Air Lines
SEAMar 10 19:35
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SLCMar 10 22:42
DL 1239Airbus A220-300 Passenger
49m layover
Delta Air Lines
SLCMar 10 23:31
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BOSMar 11 06:10
DL 696Airbus A321neo
7h 1m·1 stop
$329 USD
Delta Air Lines
SEAMar 10 23:15
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DTWMar 11 06:26
DL 810Boeing 737
49m layover
Delta Air Lines
DTWMar 11 07:15
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BOSMar 11 09:16
DL 1163Airbus A319
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