Delta Air Lines Inc. Boston to Seattle Flights
Return flight: Seattle – Boston
Cheapflightsplus.com will find cheap Delta Air Lines Inc. flights from Boston to Seattle. Compare airline ticket prices and book air tickets starting from $167 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of Delta Air Lines Inc., arrivals and departure details below.
Find Cheap Airfare Boston (MA) — Seattle (WA) by Delta Air Lines Inc.
To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in may: one-way - $167, two-way – $286.
Direct flights
Check prices for return flight
Cheap Flights from Boston to Seattle by Delta Air Lines Inc.
Look at the list of plane tickets for the most popular direct and connecting flights by Delta Air Lines Inc., their prices start from $167. The fastest nonstop flight takes 6h 45m. The fastest connecting flight — 8h 8m.
| Price | Departure | Arrival | Flight Time | Airline | Flight |
|---|---|---|---|---|---|
| from $167 | 7:00 am Boston Logan | 10:45 am Seattle Seattle-Tacoma Intl | 6h 45m | Delta Air Lines Inc. | DL384 |
| from $167 | 6:40 pm Boston Logan | 10:25 pm Seattle Seattle-Tacoma Intl | 6h 45m | Delta Air Lines Inc. | DL324 |
| from $244 | 7:20 am Boston Logan | 9:38 am+1 день Seattle Seattle-Tacoma Intl | 29h 18m layover 21h 31m - Chicago | Delta Air Lines Inc. | DL2570 AS333 |
| from $244 | 7:50 pm Boston Logan | 9:38 am+1 день Seattle Seattle-Tacoma Intl | 16h 48m layover 9h 9m - Chicago | Delta Air Lines Inc. | DL2676 AS333 |
| from $284 | 11:05 am Boston Logan | 9:48 pm Seattle Seattle-Tacoma Intl | 13h 43m layover 5h 42m - Chicago | Delta Air Lines Inc. | DL2679 DL1214 |
| from $327 | 7:25 am Boston Logan | 7:27 pm Seattle Seattle-Tacoma Intl | 15h 2m layover 6h 57m - Denver | Delta Air Lines Inc. | DL499 F93405 |
| from $331 | 6:00 am Boston Logan | 2:59 pm Seattle Seattle-Tacoma Intl | 11h 59m layover 4h 15m - New York | Delta Air Lines Inc. | DL2611 AS23 |
| from $331 | 6:15 am Boston Logan | 2:59 pm Seattle Seattle-Tacoma Intl | 11h 44m layover 3h 59m - New York | Delta Air Lines Inc. | DL5764 AS23 |
| from $335 | 9:10 am Boston Logan | 4:58 pm Seattle Seattle-Tacoma Intl | 10h 48m layover 2h 47m - Salt Lake City | Delta Air Lines Inc. | DL464 DL2817 |
| from $335 | 6:05 am Boston Logan | 2:43 pm Seattle Seattle-Tacoma Intl | 11h 38m layover 1h 52m - Los Angeles | Delta Air Lines Inc. | DL479 DL1045 |
| from $248 | 7:20 am Boston Logan | 12:55 pm+1 день Seattle Seattle-Tacoma Intl | 32h 35m layover 21h 31m - Chicago 2h 17m - Portland | Delta Air Lines Inc. | DL2570 AS325 AS970 |
| from $248 | 7:50 pm Boston Logan | 12:55 pm+1 день Seattle Seattle-Tacoma Intl | 20h 5m layover 9h 9m - Chicago 2h 17m - Portland | Delta Air Lines Inc. | DL2676 AS325 AS970 |
| from $252 | 8:17 am Boston Logan | 7:15 am+1 день Seattle Seattle-Tacoma Intl | 25h 58m layover 9h 40m - Philadelphia 7h 2m - Denver | Delta Air Lines Inc. | DL5711 F93339 F91175 |
| from $254 | 6:15 am Boston Logan | 8:00 pm Seattle Seattle-Tacoma Intl | 16h 45m layover 6h 53m - Newark 1h 5m - Covington | Delta Air Lines Inc. | DL5764 DL5075 DL724 |
| from $254 | 6:00 am Boston Logan | 8:00 pm Seattle Seattle-Tacoma Intl | 17h 0m layover 7h 9m - Newark 1h 5m - Covington | Delta Air Lines Inc. | DL2611 DL5075 DL724 |
| from $292 | 9:00 am Boston Logan | 8:00 pm Seattle Seattle-Tacoma Intl | 14h 0m layover 4h 9m - Newark 1h 5m - Covington | Delta Air Lines Inc. | DL5732 DL5075 DL724 |
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*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 04/22/2025
Delta Air Lines Inc. Flight Schedule Boston to Seattle
Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.
| Departure | Arrival | Flight Details | Flight Time | Price |
|---|---|---|---|---|
|
6:40 pm — 10:25 pm
|
6:40 pm — 10:25 pm
DL324
Delta Air Lines Inc.
Boston — Seattle
|
6h 45m |
Find flight
from$167 |
|
|
7:00 am — 10:45 am
|
7:00 am — 10:45 am
DL384
Delta Air Lines Inc.
Boston — Seattle
|
6h 45m |
Find flight
from$167 |
|
|
10:40 am — 10:25 pm
|
10:40 am — 12:04 pm
DL5720
Delta Air Lines Inc.
Boston — New York
6h 46m stop
6:50 pm — 10:25 pm
DL688
Delta Air Lines Inc.
New York — Seattle
|
14h 45m including layover |
Find flight
from$417 |
|
|
10:40 am — 8:11 pm
|
10:40 am — 12:04 pm
DL5720
Delta Air Lines Inc.
Boston — New York
4h 36m stop
4:40 pm — 8:11 pm
DL740
Delta Air Lines Inc.
New York — Seattle
|
12h 31m including layover |
Find flight
from$423 |
|
|
11:05 am — 9:48 pm
|
11:05 am — 1:03 pm
DL2679
Delta Air Lines Inc.
Boston — Chicago
5h 42m stop
6:45 pm — 9:48 pm
DL1214
Delta Air Lines Inc.
Chicago — Seattle
|
13h 43m including layover |
Find flight
from$284 |
|
|
11:15 am — 4:23 pm
|
11:15 am — 1:36 pm
DL1103
Delta Air Lines Inc.
Boston — Minneapolis
44m stop
2:20 pm — 4:23 pm
DL877
Delta Air Lines Inc.
Minneapolis — Seattle
|
8h 8m including layover |
Find flight
from$380 |
|
|
12:10 pm — 8:27 pm
|
12:10 pm — 3:08 pm
DL376
Delta Air Lines Inc.
Boston — Atlanta
2h 33m stop
5:41 pm — 8:27 pm
DL814
Delta Air Lines Inc.
Atlanta — Seattle
|
11h 17m including layover |
Find flight
from$383 |
|
|
12:35 pm — 10:25 pm
|
12:35 pm — 2:03 pm
DL5829
Delta Air Lines Inc.
Boston — New York
4h 47m stop
6:50 pm — 10:25 pm
DL688
Delta Air Lines Inc.
New York — Seattle
|
12h 50m including layover |
Find flight
from$474 |
|
|
1:25 pm — 8:27 pm
|
1:25 pm — 4:25 pm
DL322
Delta Air Lines Inc.
Boston — Atlanta
1h 16m stop
5:41 pm — 8:27 pm
DL814
Delta Air Lines Inc.
Atlanta — Seattle
|
10h 2m including layover |
Find flight
from$383 |
|
|
1:58 pm — 8:11 pm
|
1:58 pm — 3:29 pm
DL5592
Delta Air Lines Inc.
Boston — New York
1h 11m stop
4:40 pm — 8:11 pm
DL740
Delta Air Lines Inc.
New York — Seattle
|
9h 13m including layover |
Find flight
from$383 |
|
|
2:35 pm — 8:00 pm
|
2:35 pm — 5:08 pm
DL5789
Delta Air Lines Inc.
Boston — Covington
42m stop
5:50 pm — 8:00 pm
DL724
Delta Air Lines Inc.
Covington — Seattle
|
8h 25m including layover |
Find flight
from$335 |
|
|
3:10 pm — 9:00 pm
|
3:10 pm — 5:35 pm
DL1056
Delta Air Lines Inc.
Boston — Minneapolis
1h 10m stop
6:45 pm — 9:00 pm
DL881
Delta Air Lines Inc.
Minneapolis — Seattle
|
8h 50m including layover |
Find flight
from$335 |
|
|
3:40 pm — 0:16 am
+1 day
|
3:40 pm — 6:43 pm
DL963
Delta Air Lines Inc.
Boston — Atlanta
2h 52m stop
9:35 pm — 0:16 am
DL727
Delta Air Lines Inc.
Atlanta — Seattle
|
11h 36m including layover |
Find flight
from$338 |
|
|
4:55 pm — 10:24 pm
|
4:55 pm — 7:15 pm
DL2061
Delta Air Lines Inc.
Boston — Detroit
45m stop
8:00 pm — 10:24 pm
DL565
Delta Air Lines Inc.
Detroit — Seattle
|
8h 29m including layover |
Find flight
from$335 |
|
|
5:00 pm — 0:16 am
+1 day
|
5:00 pm — 8:07 pm
DL638
Delta Air Lines Inc.
Boston — Atlanta
1h 28m stop
9:35 pm — 0:16 am
DL727
Delta Air Lines Inc.
Atlanta — Seattle
|
10h 16m including layover |
Find flight
from$338 |
|
|
5:35 am — 3:04 pm
|
5:35 am — 8:40 am
DL695
Delta Air Lines Inc.
Boston — Atlanta
3h 35m stop
12:15 pm — 3:04 pm
DL629
Delta Air Lines Inc.
Atlanta — Seattle
|
12h 29m including layover |
Find flight
from$342 |
|
|
7:20 am — 9:38 am
+1 day
|
7:20 am — 9:29 am
DL2570
Delta Air Lines Inc.
Boston — Chicago
21h 31m stop
7:00 am — 9:38 am
AS333
Alaska Airlines
Chicago — Seattle
|
29h 18m including layover |
Find flight
from$244 |
|
|
8:05 am — 3:04 pm
|
8:05 am — 11:10 am
DL456
Delta Air Lines Inc.
Boston — Atlanta
1h 5m stop
12:15 pm — 3:04 pm
DL629
Delta Air Lines Inc.
Atlanta — Seattle
|
9h 59m including layover |
Find flight
from$383 |
|
|
9:10 am — 4:58 pm
|
9:10 am — 12:48 pm
DL464
Delta Air Lines Inc.
Boston — Salt Lake City
2h 47m stop
3:35 pm — 4:58 pm
DL2817
Delta Air Lines Inc.
Salt Lake City — Seattle
|
10h 48m including layover |
Find flight
from$335 |
|
|
6:15 am — 8:00 pm
|
6:15 am — 7:46 am
DL5764
Delta Air Lines Inc.
Boston — Newark
6h 53m stop
2:39 pm — 4:45 pm
DL5075
Delta Air Lines Inc.
Newark — Covington
1h 5m stop
5:50 pm — 8:00 pm
DL724
Delta Air Lines Inc.
Covington — Seattle
|
16h 45m including layover |
Find flight
from$254 |
|
|
8:17 am — 7:15 am
+1 day
|
8:17 am — 9:59 am
DL5711
Delta Air Lines Inc.
Boston — Philadelphia
9h 40m stop
7:39 pm — 10:02 pm
F93339
Frontier Airlines
Philadelphia — Denver
7h 2m stop
5:04 am — 7:15 am
F91175
Frontier Airlines
Denver — Seattle
|
25h 58m including layover |
Find flight
from$252 |
|
|
9:00 am — 8:00 pm
|
9:00 am — 10:30 am
DL5732
Delta Air Lines Inc.
Boston — Newark
4h 9m stop
2:39 pm — 4:45 pm
DL5075
Delta Air Lines Inc.
Newark — Covington
1h 5m stop
5:50 pm — 8:00 pm
DL724
Delta Air Lines Inc.
Covington — Seattle
|
14h including layover |
Find flight
from$292 |
|
*Departure and arrival times are local. Last updated on 04/22/2025
Flight Information
There are 2 flights by Delta Air Lines Inc. from Boston to Seattle every week with departures from Logan, Boston City Heliport, Boston RT128 Rail, Boston South Rail. All flights arrive at Seattle-Tacoma Intl, Boeing Field International Airport, Kenmore Air Harbor SPB.
Departures start from 10:00 am to 9:10 am. Nonstop flight is 6h 45m. The time difference between Boston and Seattle is 3h.
- The fastest flight 6h 45m
- Average flight time 6h 45m
- The earliest flight 10:00 am
- The latest flight 9:10 am
- Distance 2489 ml
The cheapest months for traveling to Seattle are november (from 167 $).
The cheapest flight by Delta Air Lines Inc. that our users were able to find is $167. This airfare is economy class on one-way DL384 flight for November 12, 2024 leaving Logan in Boston at 7:00 am, it includes all taxes and additional fees.
Delta Air Lines Inc. Airplanes on the Route
List of the most popular Delta Air Lines Inc. airplanes flying from Boston to Seattle:
- Airbus A320from $244Find
- Embraer 175 (short wing)from $252Find
- Embraer 170from $254Find
- Boeing 757from $335Find
- Boeing 737-900from $335Find
- Airbus A321from $335Find
- Embraer 175from $388Find
Other Popular Airlines on the Route
Besides Delta Air Lines Inc. there are other 12 airline carriers between Boston and Seattle. Please review schedules and prices from the most popular airlines to find the best airfare deals from Boston to Seattle.
Nonstop flights
There are 9 direct flights every day from Boston. Airlines and fares are below:
- from $149Find
- AA - American Airlinesfrom $400Find
- AS - Alaska Airlinesfrom $150Find
See more direct flights
Connecting Flights
List of flights with layovers (1 and more stops):
- from $160Find
- AA - American Airlinesfrom $162Find
- SY - Sun Country Airlinesfrom $163Find
- UA - United Airlinesfrom $152Find
- LX - SWISS International Air Linesfrom $6971Find
- AS - Alaska Airlinesfrom $164Find
- F9 - Frontier Airlinesfrom $165Find
- PD - Porter Airlinesfrom $501Find
- TK - Turkish Airlinesfrom $2123Find
- HA - Hawaiian Airlinesfrom $565Find
- NK - Spirit Airlinesfrom $162Find
See more connecting flights
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