What are the cheapest airlines to fly from Rhode Island to Seattle one-way?

The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $115. However, be on the lookout for offers from Alaska Airlines and United Airlines, as they are both options that can get you from Rhode Island to Seattle for a low price.

What are the most popular airlines that fly from Rhode Island to Seattle?

Before booking your flight from Rhode Island to Seattle check out the most popular airlines for this route: American Airlines, Alaska Airlines or Delta.

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

To save on the cost of your flight from Rhode Island to Seattle, book at least 32 days before your planned departure. Booking around this time can save you about 51% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $355 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $589.

What is the cheapest month to fly from Rhode Island to Seattle?

January is one of the best times of the year to fly to Seattle from Rhode Island. Prices for January average $369 per person but you can even find prices for as low as $98. The most expensive prices can be found in the month of July. Opting for a January flight can save you 42% on your journey compared to booking in July

What airport do you fly into for flights to Seattle from Rhode Island?

Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Rhode Island. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

Can I find deals for flights from Rhode Island to Seattle that include hotel bookings?

Yes. In addition to deals on Rhode Island to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Rhode Island to Seattle?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rhode Island to Seattle.

Can I find deals for business class flights from Rhode Island to Seattle?

Yes. Cheapflights offers flight deals from Rhode Island to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$115+ Flights from Rhode Island to Seattle

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Cheap flight deals from Rhode Island to Seattle

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$231 (Alaska Airlines)
One-way from	$115 (Mytrip)
Popular in	July
Cheapest in	January
Average price	$297

Provider with most accurate pricing for Boston Logan Intl-Seattle/Tacoma Intl flight deals.

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Provider most trusted by Cheapflights users for Boston Logan Intl-Seattle/Tacoma Intl flights.

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From Rhode Island to Seattle/Tacoma Intl

Search Deals

One-way flight from Rhode Island to Seattle/Tacoma Intl

Search Deals

Highest demand for flights based on searches. 27% potential increase in price ($140 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

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Find flight deals from Rhode Island to Seattle

Cheapest flights from Rhode Island to Seattle
Explore the most affordable flight options available from Rhode Island to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Fri 4/257:00 amBOS - SEA

Nonstop6h 13mAlaska Airlines

Fri 5/23:49 pmSEA - BOS

Nonstop5h 23mAlaska Airlines

Deal found 3/31

$215

Fri 4/257:00 amBOS - SEA

Nonstop6h 13mHawaiian Airlines

Fri 5/23:49 pmSEA - BOS

Nonstop5h 23mHawaiian Airlines

Deal found 3/31

$227

Wed 4/305:20 pmBOS - SEA

Nonstop6h 14mMultiple Airlines

Wed 5/76:00 amSEA - BOS

2 stops23h 41mMultiple Airlines

Deal found 3/31

$235

Sat 4/267:18 pmBOS - SEA

Nonstop6h 27mJetBlue

Fri 5/211:35 amSEA - BOS

Nonstop5h 33mJetBlue

Deal found 3/30

$238

Tue 4/2912:29 pmBOS - SEA

2 stops26h 06mSpirit Airlines

Thu 5/18:56 pmSEA - BOS

2 stops20h 18mSpirit Airlines

Deal found 3/30

$245

Tue 4/291:47 pmBOS - SEA

1 stop12h 22mAmerican Airlines

Tue 5/66:20 amSEA - BOS

1 stop10h 41mAmerican Airlines

Deal found 3/30

$255

Wed 5/147:07 pmBOS - SEA

Nonstop6h 14mDelta

Sun 5/1810:11 pmSEA - BOS

Nonstop5h 29mDelta

Deal found 3/31

$267

Tue 4/81:54 pmBOS - SEA

1 stop10h 21mUnited Airlines

Thu 4/2411:45 pmSEA - BOS

1 stop7h 53mUnited Airlines

Deal found 3/31

$278

Tue 5/64:33 pmPVD - SEA

1 stop8h 17mAmerican Airlines

Sat 5/106:20 amSEA - PVD

1 stop7h 34mAmerican Airlines

Deal found 3/31

$297

Sat 8/302:35 pmPVD - SEA

2 stops10h 53mUnited Airlines

Tue 9/97:05 pmSEA - PVD

2 stops11h 42mUnited Airlines

Deal found 3/30

$317

Sat 6/77:20 pmPVD - SEA

1 stop7h 50mSouthwest

Mon 6/910:55 pmSEA - PVD

2 stops10h 00mSouthwest

Deal found 3/30

$352

Fri 9/56:30 pmBOS - SEA

1 stop8h 35mSouthwest

Sun 9/710:55 pmSEA - BOS

2 stops14h 30mSouthwest

Deal found 3/31

$353

Best flights from Rhode Island to Seattle
Discover carefully curated flight deals from Rhode Island to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 31, 2025.

Tue 4/295:20 pmBOS - SEA

Nonstop6h 14mAlaska Airlines

Tue 4/2911:30 pmSEA - BOS

Nonstop5h 25mAlaska Airlines

Deal found 3/29

$231

Wed 4/305:20 pmBOS - SEA

Nonstop6h 14mMultiple Airlines

Wed 5/76:00 amSEA - BOS

2 stops23h 41mMultiple Airlines

Deal found 3/31

$235

Mon 4/287:00 amBOS - SEA

Nonstop6h 13mHawaiian Airlines

Wed 4/3011:30 pmSEA - BOS

Nonstop5h 25mHawaiian Airlines

Deal found 3/30

$237

Sat 4/267:18 pmBOS - SEA

Nonstop6h 27mJetBlue

Fri 5/211:35 amSEA - BOS

Nonstop5h 33mJetBlue

Deal found 3/30

$238

Tue 4/2912:29 pmBOS - SEA

2 stops26h 06mSpirit Airlines

Thu 5/18:56 pmSEA - BOS

2 stops20h 18mSpirit Airlines

Deal found 3/30

$245

Tue 4/291:47 pmBOS - SEA

1 stop12h 22mAmerican Airlines

Tue 5/66:20 amSEA - BOS

1 stop10h 41mAmerican Airlines

Deal found 3/30

$255

Wed 5/147:07 pmBOS - SEA

Nonstop6h 14mDelta

Sun 5/1810:11 pmSEA - BOS

Nonstop5h 29mDelta

Deal found 3/31

$267

Mon 6/27:00 pmBOS - SEA

1 stop9h 04mUnited Airlines

Tue 6/311:50 pmSEA - BOS

1 stop8h 26mUnited Airlines

Deal found 3/29

$278

Sat 6/77:20 pmPVD - SEA

1 stop7h 50mSouthwest

Mon 6/910:55 pmSEA - PVD

2 stops10h 00mSouthwest

Deal found 3/30

$352

Sat 4/196:30 amBOS - SEA

1 stop14h 29mSun Country Air

Fri 4/256:20 pmSEA - BOS

1 stop13h 15mSun Country Air

Deal found 3/30

$360

Tue 5/64:33 pmPVD - SEA

1 stop8h 17mAmerican Airlines

Sat 5/106:20 amSEA - PVD

1 stop7h 34mAmerican Airlines

Deal found 3/31

$297

Mon 8/187:10 amBOS - SEA

1 stop12h 35mSouthwest

Mon 8/255:00 amSEA - BOS

2 stops9h 55mSouthwest

Deal found 3/30

$353

Last-minute flights from Rhode Island to Seattle
Discover last-minute flight deals from Rhode Island to Seattle. Data last updated March 31, 2025 and is based on user searches.

Sun 4/67:15 amBOS - SEA

Nonstop6h 21mDelta

Wed 4/93:35 pmSEA - BOS

Nonstop5h 18mDelta

Deal found 3/30

$279

Sun 4/65:00 amBOS - SEA

1 stop8h 15mAmerican Airlines

Wed 4/911:59 pmSEA - BOS

1 stop8h 31mAmerican Airlines

Deal found 3/30

$299

Mon 4/78:00 amBOS - SEA

3 stops27h 43mSpirit Airlines

Mon 4/142:30 pmSEA - BOS

2 stops19h 44mSpirit Airlines

Deal found 3/30

$320

Mon 4/77:00 amBOS - SEA

Nonstop6h 28mMultiple Airlines

Thu 4/1012:30 pmSEA - BOS

2 stops24h 49mMultiple Airlines

Deal found 3/30

$356

Mon 4/74:00 pmBOS - SEA

1 stop11h 50mSouthwest

Fri 4/119:35 amSEA - BOS

1 stop10h 00mSouthwest

Deal found 3/31

$369

Tue 4/86:59 pmBOS - SEA

Nonstop6h 28mJetBlue

Thu 4/2411:55 pmSEA - BOS

Nonstop5h 25mJetBlue

Deal found 3/31

$258

Tue 4/81:54 pmBOS - SEA

1 stop10h 21mUnited Airlines

Thu 4/2411:45 pmSEA - BOS

1 stop7h 53mUnited Airlines

Deal found 3/31

$278

Tue 4/87:00 amBOS - SEA

Nonstop6h 28mAlaska Airlines

Tue 4/228:00 pmSEA - BOS

1 stop17h 15mAlaska Airlines

Deal found 3/30

$321

Tue 4/86:02 amPVD - SEA

1 stop9h 24mDelta

Mon 4/1411:30 pmSEA - PVD

1 stop10h 21mDelta

Deal found 3/30

$362

Tue 4/81:40 pmPVD - SEA

2 stops12h 29mAmerican Airlines

Mon 4/1411:20 amSEA - PVD

1 stop8h 38mAmerican Airlines

Deal found 3/30

$367

Tue 4/810:23 amPVD - SEA

2 stops11h 38mUnited Airlines

Mon 4/145:05 pmSEA - PVD

3 stops18h 02mUnited Airlines

Deal found 3/30

$477

Wed 4/97:00 amBOS - SEA

Nonstop6h 28mHawaiian Airlines

Mon 4/143:45 pmSEA - BOS

Nonstop5h 14mHawaiian Airlines

Deal found 3/31

$318

One-way flights from Rhode Island to Seattle
Search for one-way flight options from Rhode Island to Seattle. Find affordable one-way fares based on user searches. Data last updated March 31, 2025.

Tue 4/2912:29 pmBOS - SEA

2 stops26h 06mSpirit Airlines

Deal found 3/31

$115

Fri 5/27:00 amBOS - SEA

Nonstop6h 13mAlaska Airlines

Deal found 3/31

$117

Wed 5/76:00 amBOS - SEA

1 stop8h 25mUnited Airlines

Deal found 3/29

$124

Tue 6/104:48 pmBOS - SEA

1 stop9h 07mAmerican Airlines

Deal found 3/30

$129

Thu 5/12:45 pmBOS - SEA

1 stop8h 23mJetBlue

Deal found 3/31

$139

Sun 4/67:15 amBOS - SEA

Nonstop6h 21mDelta

Deal found 3/30

$140

Mon 4/74:56 pmPVD - SEA

1 stop7h 59mDelta

Deal found 3/30

$149

Sat 5/317:30 amBOS - SEA

Nonstop6h 10mHawaiian Airlines

Deal found 3/31

$154

Sat 4/196:30 amBOS - SEA

1 stop14h 29mSun Country Air

Deal found 3/30

$168

Mon 4/76:09 amPVD - SEA

2 stops13h 49mAmerican Airlines

Deal found 3/30

$204

Mon 6/305:50 pmBOS - SEA

1 stop10h 00mSouthwest

Deal found 3/31

$209

Sun 6/298:03 pmBOS - SEA

2 stops29h 47mMultiple Airlines

Deal found 3/30

$224

Cheapflights Fare Finder

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

Fri 4/25

7:00 am-10:13 am

Nonstop6h 13m

Seattle/Tacoma Intl

Fri 5/2

3:49 pm-12:12 am

Nonstop5h 23m

$215

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Fri 4/25

7:00 am-10:13 am

Nonstop6h 13m

Seattle/Tacoma Intl

Fri 5/2

3:49 pm-12:12 am

Nonstop5h 23m

$227

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Wed 4/30

5:20 pm-8:34 pm

Nonstop6h 14m

Seattle/Tacoma Intl

Wed 5/7

6:00 am-8:41 am

2 stops23h 41m

$235

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Sat 4/26

7:18 pm-10:45 pm

Nonstop6h 27m

Seattle/Tacoma Intl

Fri 5/2

11:35 am-8:08 pm

Nonstop5h 33m

$238

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Tue 4/29

12:29 pm-11:35 am

2 stops26h 06m

Seattle/Tacoma Intl

Thu 5/1

8:56 pm-8:14 pm

2 stops20h 18m

$245

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Tue 4/29

1:47 pm-11:09 pm

1 stop12h 22m

Seattle/Tacoma Intl

Tue 5/6

6:20 am-8:01 pm

1 stop10h 41m

$255

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Wed 5/14

7:07 pm-10:21 pm

Nonstop6h 14m

Seattle/Tacoma Intl

Sun 5/18

10:11 pm-6:40 am

Nonstop5h 29m

$267

BostonSeattle

BOS - SEA

BOSSEA

Boston Logan Intl

Mon 6/2

7:00 pm-1:04 am

1 stop9h 04m

Seattle/Tacoma Intl

Tue 6/3

11:50 pm-11:16 am

1 stop8h 26m

$278

ProvidenceSeattle

PVD - SEA

PVDSEA

Providence-TFGreen

Tue 5/6

4:33 pm-9:50 pm

1 stop8h 17m

Seattle/Tacoma Intl

Sat 5/10

6:20 am-4:54 pm

1 stop7h 34m

$297

ProvidenceSeattle

PVD - SEA

PVDSEA

Providence-TFGreen

Sat 8/30

2:35 pm-10:28 pm

2 stops10h 53m

Seattle/Tacoma Intl

Tue 9/9

7:05 pm-9:47 am

2 stops11h 42m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

Showing 1-10 of 33 results

Best time to book a flight from Rhode Island to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Rhode Island with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Rhode Island to Seattle

What is the cheapest month to book a flight from Rhode Island to Seattle?

Currently, January is the cheapest month in which you can book a flight from Rhode Island to Seattle (average of $238). Flying from Rhode Island to Seattle in July is currently the most expensive (average of $411). 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.

What is the cheapest time of day to fly from RI to SEA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Rhode Island to Seattle as you normally would.

Rainfall in Seattle by month

In terms of precipitation, rainfall in Seattle ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit Seattle when rainfall is around 0.7 in.

Temperature in Seattle by month

If weather is an important factor for your trip to Seattle, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Seattle

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Rhode Island to Seattle by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Alaska Airlines

8.0

Very good

9,818 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Southwest

8.0

Very good

4,275 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Delta

8.0

Very good

7,899 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Hawaiian Airlines

7.9

Good

2,344 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

United Airlines

7.4

Good

8,614 reviews

Alaska Airlines

8.0

Very good

9,818 reviews

Reviews

1 / 20

10.0

Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

What airport do you fly into for flights to Seattle from Rhode Island?
Most people fly into Seattle/Tacoma Intl (SEA) if they book a flight to Seattle from Rhode Island. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.
What are the cheapest airlines to fly from Rhode Island to Seattle one-way?
The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $115. However, be on the lookout for offers from Alaska Airlines and United Airlines, as they are both options that can get you from Rhode Island to Seattle for a low price.
Can I find deals for flights from Rhode Island to Seattle that include hotel bookings?
Yes. In addition to deals on Rhode Island to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Rhode Island to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Rhode Island to Seattle.
Can I find deals for business class flights from Rhode Island to Seattle?
Yes. Cheapflights offers flight deals from Rhode Island to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Rhode Island to Seattle?
Currently, January is the cheapest month in which you can book a flight from Rhode Island to Seattle (average of $238). Flying from Rhode Island to Seattle in July is currently the most expensive (average of $411). 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.

See more FAQs

SeaTac

Tukwila

Tacoma

Lakewood

Renton

Lacey

Ocean Shores

Leavenworth

Federal Way

Olympia

Cle Elum

Centralia

Mukilteo

Aberdeen

Shoreline

Lynnwood

Shelton

Silverdale

Redmond

Monroe

Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Rhode Island to Seattle

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$257	Average$501	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$288	Average$508	FlexibilityNo cancel fee	On-time63%
American Airlines	Cheapest$316	Average$521	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$346	Average$561	FlexibilityNo cancel fee	On-time69%
Alaska Airlines	Cheapest$466	Average$767	FlexibilityNo cancel fee	On-time75%

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$115+ Cheap flights from Rhode Island to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Rhode Island to Seattle with Cheapflights

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Cheap flight deals from Rhode Island to Seattle

Keep the following information in mind while searching for Rhode Island to Seattle flight deals. Data was last updated March 31, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Rhode Island to Seattle

Cheapest flights from Rhode Island to SeattleExplore the most affordable flight options available from Rhode Island to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Explore the most affordable flight options available from Rhode Island to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Rhode Island to Seattle that are best for you.

Best time to book a flight from Rhode Island to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Rhode Island with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Rhode Island to Seattle

What is the cheapest month to book a flight from Rhode Island to Seattle?

What is the cheapest time of day to fly from RI to SEA?

Find hourly flight availability from Rhode Island to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

Rainfall in Seattle by month

Plan your trip to Seattle by taking into account the average rainfall totals by month.

Temperature in Seattle by month

Plan your trip to Seattle by taking into account the average temperature totals by month.

Reviews of airlines servicing Seattle

Get a feel of what it's like to fly with Alaska Airlines, Southwest and Delta from Rhode Island to Seattle by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Rhode Island to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Seattle from Rhode Island?

What are the cheapest airlines to fly from Rhode Island to Seattle one-way?

Can I find deals for flights from Rhode Island to Seattle that include hotel bookings?

How can I find direct flights from Rhode Island to Seattle?

Can I find deals for business class flights from Rhode Island to Seattle?

What is the cheapest month to book a flight from Rhode Island to Seattle?

Traveling to a place near Rhode Island?

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Alternative routes for Rhode Island to Seattle

See prices for flight routes from nearby airports that may be better suited for you.

Top 5 airlines flying from Rhode Island to Seattle

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Cheapest flights from Rhode Island to Seattle
Explore the most affordable flight options available from Rhode Island to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.