
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $217 (United Airlines) |
One-way from | $118 (Cheapflightsfares) |
Popular in | December |
Cheapest in | January |
Average price | $336 |
Fly from
Fly to
Route
Depart
Return
Price
SeattleBoston
SEA - BOS
SEABOS
Seattle/Tacoma Intl
Tue 11/18
3:59 pm-12:20 am
Nonstop5h 21m
Boston Logan Intl
Thu 12/4
6:59 pm-10:30 pm
Nonstop6h 31m
SeattleBoston
SEA - BOS
SEABOS
Seattle/Tacoma Intl
Thu 11/13
3:59 pm-12:20 am
Nonstop5h 21m
Boston Logan Intl
Thu 11/20
7:00 am-10:35 am
Nonstop6h 35m
SeattleBoston
SEA - BOS
SEABOS
Seattle/Tacoma Intl
Sun 1/11
10:25 pm-6:50 am
Nonstop5h 25m
Boston Logan Intl
Fri 1/16
7:15 am-10:45 am
Nonstop6h 30m
SeattleBoston
SEA - BOS
SEABOS
Seattle/Tacoma Intl
Wed 12/10
10:25 pm-6:55 am
Nonstop5h 30m
Boston Logan Intl
Sat 12/13
6:55 pm-10:14 pm
Nonstop6h 19m
SeattleBoston
SEA - BOS
SEABOS
Seattle/Tacoma Intl
Wed 12/10
7:35 am-4:03 pm
Nonstop5h 28m
Boston Logan Intl
Sun 12/14
6:55 pm-10:14 pm
Nonstop6h 19m
SeattleBoston
SEA - BOS
SEABOS
Seattle/Tacoma Intl
Wed 1/7
7:55 am-4:20 pm
Nonstop5h 25m
Boston Logan Intl
Mon 1/12
5:20 pm-10:33 pm
1 stop8h 13m
SeattleBoston
SEA - BOS
SEABOS
Seattle/Tacoma Intl
Sat 2/7
8:10 am-6:57 pm
1 stop7h 47m
Boston Logan Intl
Wed 2/11
7:55 am-3:44 pm
1 stop10h 49m
SeattleBoston
SEA - BOS
SEABOS
Seattle/Tacoma Intl
Sat 2/7
5:00 pm-3:20 pm
1 stop19h 20m
Boston Logan Intl
Wed 2/11
4:20 pm-9:55 am
1 stop20h 35m
SeattleBoston
SEA - BOS
SEABOS
Seattle/Tacoma Intl
Thu 12/4
3:38 pm-11:59 pm
Nonstop5h 21m
Boston Logan Intl
Fri 12/12
6:52 pm-9:43 pm
1 stop29h 51m
SeattleBoston
SEA - BOS
SEABOS
Seattle/Tacoma Intl
Sun 11/16
3:59 pm-12:20 am
Nonstop5h 21m
Boston Logan Intl
Fri 12/5
6:52 pm-9:52 am
1 stop18h 00m
Currently, November is the cheapest month in which you can book a flight from Seattle to Rhode Island (average of $198). Flying from Seattle to Rhode Island in December is currently the most expensive (average of $451). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
A simple way to save on the total cost of your ticket is to fly from Seattle to Rhode Island in the afternoon. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight at noon.
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
SEA - MKE
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
SEA - MKE
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
SEA - MKE
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
SEA - MKE
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
SEA - MKE
Crew
Food
Boarding
Entertainment
Overall
Comfort
Reviews
Anonymous,Sep 2025
SEA - MKE
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$213 | Average$453 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$282 | Average$487 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$296 | Average$627 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$296 | Average$460 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$436 | Average$657 | FlexibilityNo cancel fee | On-time75% |