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Cheap flights from Rhode Island to Seattle from $114

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rhode Island to Seattle departing on 1/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:00 am - 6:25 pmBOS-SEA
10h 25m1 stop
United Airlines Logo
11:51 pm - 10:39 amSEA-BOS
7h 48m1 stop
$247United Airlines
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Wed, Nov 19 - Sun, Nov 23
United Airlines Logo
6:00 am - 11:28 amBOS-SEA
8h 28m1 stop
United Airlines Logo
6:00 am - 6:32 pmSEA-BOS
9h 32m1 stop
$252United Airlines
Find Deal
Wed, Nov 19 - Sun, Nov 23
Multiple Airlines Logo
4:24 pm - 9:56 amBOS-SEA
20h 32m2 stops
Multiple Airlines Logo
12:48 pm - 10:22 amSEA-BOS
18h 34m2 stops
$259Multiple Airlines
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Sat, Dec 6 - Sat, Dec 13
Alaska Airlines Logo
4:24 pm - 8:34 pmBOS-SEA
31h 10m1 stop
Alaska Airlines Logo
11:10 pm - 7:29 amSEA-BOS
5h 19mnonstop
$267Alaska Airlines
Find Deal
Tue, Nov 18 - Wed, Nov 19
Multiple Airlines Logo
9:00 am - 12:35 pmBOS-SEA
6h 35mnonstop
Multiple Airlines Logo
12:48 pm - 10:22 amSEA-BOS
18h 34m2 stops
$274Multiple Airlines
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Sat, Dec 6 - Sat, Dec 13
Alaska Airlines Logo
4:20 pm - 12:36 pmBOS-SEA
23h 16m1 stop
Alaska Airlines Logo
3:35 pm - 11:59 pmSEA-BOS
5h 24mnonstop
$277Alaska Airlines
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Tue, Mar 10 - Wed, Mar 11
Southwest Logo
6:45 am - 6:40 pmBOS-SEA
14h 55m1 stop
Southwest Logo
6:00 am - 9:55 pmSEA-BOS
12h 55m2 stops
$280Southwest
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Wed, Nov 19 - Sat, Dec 6
Southwest Logo
1:20 pm - 10:30 pmBOS-SEA
12h 10m2 stops
Southwest Logo
5:15 am - 4:30 pmSEA-BOS
8h 15m1 stop
$282Southwest
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Tue, Feb 10 - Tue, Feb 17
American Airlines Logo
12:55 pm - 10:20 pmBOS-SEA
12h 25m1 stop
American Airlines Logo
8:04 am - 10:31 pmSEA-BOS
11h 27m1 stop
$283American Airlines
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Fri, Jan 23 - Sat, Jan 31
American Airlines Logo
1:45 pm - 11:25 pmBOS-SEA
12h 40m1 stop
American Airlines Logo
6:00 am - 4:55 pmSEA-BOS
7h 55m1 stop
$295American Airlines
Find Deal
Wed, Dec 10 - Sun, Dec 14

Alaska Airlines flights from Rhode Island to Seattle

Our best Alaska Airlines deals on Rhode Island to Seattle flight tickets
Alaska Airlines
Nov 18
BOS4:24 pmBoston Logan Intl
31h 10m
1 stop
SEA8:34 pmSeattle/Tacoma Intl
Nov 19
SEA11:10 pmSeattle/Tacoma Intl
5h 19m
BOS7:29 amBoston Logan Intl
$267
Find similar
Alaska Airlines
Mar 10
BOS4:20 pmBoston Logan Intl
23h 16m
1 stop
SEA12:36 pmSeattle/Tacoma Intl
Mar 11
SEA3:35 pmSeattle/Tacoma Intl
5h 24m
BOS11:59 pmBoston Logan Intl
$277
Find similar
Alaska Airlines
Dec 7
BOS9:00 amBoston Logan Intl
6h 35m
SEA12:35 pmSeattle/Tacoma Intl
Dec 7
SEA3:38 pmSeattle/Tacoma Intl
5h 21m
BOS11:59 pmBoston Logan Intl
$301
Find similar

United Airlines flights from Rhode Island to Seattle

Our best United Airlines deals on Rhode Island to Seattle flight tickets
United Airlines
Nov 19
BOS11:00 amBoston Logan Intl
10h 25m
1 stop
SEA6:25 pmSeattle/Tacoma Intl
Nov 23
SEA11:51 pmSeattle/Tacoma Intl
7h 48m
1 stop
BOS10:39 amBoston Logan Intl
$247
Find similar
United Airlines
Nov 19
BOS6:00 amBoston Logan Intl
8h 28m
1 stop
SEA11:28 amSeattle/Tacoma Intl
Nov 23
SEA6:00 amSeattle/Tacoma Intl
9h 32m
1 stop
BOS6:32 pmBoston Logan Intl
$252
Find similar
United Airlines
Nov 19
BOS11:00 amBoston Logan Intl
10h 25m
1 stop
SEA6:25 pmSeattle/Tacoma Intl
Dec 6
SEA8:10 amSeattle/Tacoma Intl
7h 38m
1 stop
BOS6:48 pmBoston Logan Intl
$264
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rhode Island to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 5, 2025.
Use the filters below to find and compare flights from Rhode Island to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Wed 11/19

11:00 am-6:25 pm

1 stop10h 25m

Seattle/Tacoma Intl

Sun 11/23

11:51 pm-10:39 am

1 stop7h 48m

$247

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Wed 11/19

6:00 am-11:28 am

1 stop8h 28m

Seattle/Tacoma Intl

Sun 11/23

6:00 am-6:32 pm

1 stop9h 32m

$252

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Sat 12/6

4:24 pm-9:56 am

2 stops20h 32m

Seattle/Tacoma Intl

Sat 12/13

12:48 pm-10:22 am

2 stops18h 34m

$259

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Tue 11/18

4:24 pm-8:34 pm

1 stop31h 10m

Seattle/Tacoma Intl

Wed 11/19

11:10 pm-7:29 am

Nonstop5h 19m

$267

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Sat 12/6

9:00 am-12:35 pm

Nonstop6h 35m

Seattle/Tacoma Intl

Sat 12/13

12:48 pm-10:22 am

2 stops18h 34m

$274

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Tue 3/10

4:20 pm-12:36 pm

1 stop23h 16m

Seattle/Tacoma Intl

Wed 3/11

3:35 pm-11:59 pm

Nonstop5h 24m

$277

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Wed 11/19

6:45 am-6:40 pm

1 stop14h 55m

Seattle/Tacoma Intl

Sat 12/6

6:00 am-9:55 pm

2 stops12h 55m

$280

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Tue 2/10

1:20 pm-10:30 pm

2 stops12h 10m

Seattle/Tacoma Intl

Tue 2/17

5:15 am-4:30 pm

1 stop8h 15m

$282

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Fri 1/23

12:55 pm-10:20 pm

1 stop12h 25m

Seattle/Tacoma Intl

Sat 1/31

8:04 am-10:31 pm

1 stop11h 27m

$283

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Wed 12/10

1:45 pm-11:25 pm

1 stop12h 40m

Seattle/Tacoma Intl

Sun 12/14

6:00 am-4:55 pm

1 stop7h 55m

$295

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Rhode Island to Seattle

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from Rhode Island to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $237. If you don’t want to visit Seattle in January, then you should wait until March to fly from Rhode Island, when ticket prices are also cheap, with an average price of $279.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Rhode Island is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $390. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Rhode Island because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $500.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Rhode Island in the evening is the least expensive time of day to depart. momondo users have found prices as low as $312 when looking at flights departing in the evening. Flights to Seattle are more costly in the morning, with an average ticket price of $455. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Rhode Island when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $342 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Rhode Island for as low as $297 on momondo.

Cheap Rhode Island to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rhode Island to Seattle

Fastest flight time

6h 15m

Direct flights

Every day

Airports in Seattle

1 airport
The fastest flight from Rhode Island to Seattle takes 6h 15m
Direct flights go from Rhode Island to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

  • When did momondo last update prices for flights from Rhode Island to Seattle/Tacoma Intl Airport?

    Prices for flights from Rhode Island to Seattle/Tacoma Intl Airport are updated daily.

  • How many operators does momondo search for flights from Rhode Island to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Rhode Island to Seattle/Tacoma Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Rhode Island to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The travel and health documents required for your trip to Seattle/Tacoma Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Seattle/Tacoma Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Rhode Island to Seattle

Compare and see reviews for airlines that fly from Rhode Island to Seattle with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $256Free CancellationRating
7.9
8,004 reviews
Search Delta flights
SouthwestPriceFrom $284Free CancellationRating
8.0
4,240 reviews
Search Southwest flights
American AirlinesPriceFrom $306Free CancellationRating
7.2
11,042 reviews
Search American Airlines flights
United AirlinesPriceFrom $312Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Puyallup
Marysville
Redmond
Tukwila
Lakewood
Federal Way
Fife
Cle Elum
Centralia
Kirkland
Westport
Shoreline

Why use momondo?

Why should I use momondo to find a flight deal from Rhode Island to Seattle?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rhode Island to Seattle. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Rhode Island to Seattle with flexible booking policies on momondo?

Yes. All flights to Seattle from Rhode Island on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Rhode Island to Seattle?

Once all potential Rhode Island to Seattle flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Rhode Island to Seattle right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Seattle, momondo offers a useful price alert feature which will track prices for flights to Seattle from Rhode Island and alert you when they change.

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