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Dulles Intl

$79+ Cheap flights from Rhode Island to Dulles Intl (IAD)

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 10/21. Fares are subject to change and may not be available on all flights or dates of travel.
PVD — IAD
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Rhode Island to Dulles Intl

Keep the following information in mind while searching for Rhode Island to Dulles Intl flight deals. Data was last updated September 17, 2025.

Round-trip from

$153
(United Airlines)

One-way from

$79
(United Airlines)

Popular in

November

Cheapest in

January

Average price

$197

Good round-trip deal

$366 or less

Good one-way deal

$191 or less
From Rhode Island to Washington, D.C. Dulles Intl
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One-way flight from Rhode Island to Washington, D.C. Dulles Intl
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Highest demand for flights based on searches. 4% potential increase in price ($8 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Rhode Island to Washington, D.C. Dulles Intl.
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Price to beat on a one-way flight from Rhode Island to Washington, D.C. Dulles Intl.
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Find flight deals from Rhode Island to Dulles Intl

Cheapest flights from Rhode Island to Dulles Intl
Explore the most affordable flight options available from Rhode Island to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:30 amBOS - IAD
Nonstop1h 41mUnited Airlines
Sun 10/56:15 amIAD - BOS
1 stop3h 40mUnited Airlines
Deal found 9/17$153
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:30 amBOS - IAD
Nonstop1h 41mUnited Airlines
Sat 10/1110:19 pmIAD - BOS
Nonstop1h 40mUnited Airlines
Deal found 9/16$155
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/710:34 amBOS - IAD
1 stop5h 31mUnited Airlines
Wed 10/88:30 amIAD - BOS
1 stop4h 55mUnited Airlines
Deal found 9/15$157
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:30 amBOS - IAD
Nonstop1h 41mUnited Airlines
Mon 10/208:30 amIAD - BOS
1 stop4h 55mUnited Airlines
Deal found 9/15$158
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/165:30 amBOS - IAD
Nonstop1h 41mUnited Airlines
Sun 10/196:15 amIAD - BOS
1 stop4h 53mUnited Airlines
Deal found 9/16$159
This Frontier deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/249:18 amBOS - IAD
1 stop11h 55mFrontier
Sun 10/268:02 pmIAD - BOS
1 stop12h 31mFrontier
Deal found 9/15$160
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/255:30 amBOS - IAD
Nonstop1h 41mUnited Airlines
Mon 10/2710:07 pmIAD - BOS
Nonstop1h 35mUnited Airlines
Deal found 9/16$161
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/45:30 amBOS - IAD
Nonstop1h 41mUnited Airlines
Mon 10/610:19 pmIAD - BOS
Nonstop1h 40mUnited Airlines
Deal found 9/17$162
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/187:08 pmBOS - IAD
Nonstop1h 44mUnited Airlines
Sun 10/196:15 amIAD - BOS
1 stop4h 53mUnited Airlines
Deal found 9/15$163
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/15:30 amBOS - IAD
Nonstop1h 43mUnited Airlines
Sun 11/25:00 amIAD - BOS
1 stop4h 43mUnited Airlines
Deal found 9/16$164
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/175:30 amBOS - IAD
Nonstop1h 41mUnited Airlines
Sun 10/196:15 amIAD - BOS
1 stop4h 53mUnited Airlines
Deal found 9/17$165
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/35:30 amBOS - IAD
Nonstop1h 41mUnited Airlines
Mon 10/2010:19 pmIAD - BOS
Nonstop1h 40mUnited Airlines
Deal found 9/15$166

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rhode Island to Dulles Intl 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, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Rhode Island to Washington, D.C. Dulles Intl Airport that are best for you.

Fly from

Rhode Island

Fly to

Dulles Intl

Route

Depart

Return

Price

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Tue 10/21

10:34 am-4:05 pm

1 stop5h 31m

Washington, D.C. Dulles Intl

Mon 11/3

5:33 pm-10:47 pm

1 stop5h 14m

$157

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 11/19

9:30 am-11:13 am

Nonstop1h 43m

Washington, D.C. Dulles Intl

Sun 11/23

10:07 pm-11:42 pm

Nonstop1h 35m

$157

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 10/1

2:36 pm-4:20 pm

Nonstop1h 44m

Washington, D.C. Dulles Intl

Mon 10/6

10:19 pm-11:59 pm

Nonstop1h 40m

$161

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Fri 10/31

5:30 am-7:13 am

Nonstop1h 43m

Washington, D.C. Dulles Intl

Sat 11/1

10:07 pm-11:42 pm

Nonstop1h 35m

$187

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Fri 10/3

5:30 am-7:11 am

Nonstop1h 41m

Washington, D.C. Dulles Intl

Sun 10/5

8:50 am-10:31 am

Nonstop1h 41m

$187

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 12/31

5:20 am-7:06 am

Nonstop1h 46m

Washington, D.C. Dulles Intl

Tue 1/6

9:00 am-10:36 am

Nonstop1h 36m

$187

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 10/22

5:30 am-7:11 am

Nonstop1h 41m

Washington, D.C. Dulles Intl

Fri 10/24

6:15 am-11:08 am

1 stop4h 53m

$193

ProvidenceWashington, D.C.

PVD - IAD

PVDIAD

Providence-TFGreen

Tue 10/21

10:32 am-12:12 pm

Nonstop1h 40m

Washington, D.C. Dulles Intl

Thu 10/23

8:19 am-9:51 am

Nonstop1h 32m

$193

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Tue 10/14

10:34 am-4:05 pm

1 stop5h 31m

Washington, D.C. Dulles Intl

Tue 10/14

10:19 pm-11:59 pm

Nonstop1h 40m

$194

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 10/30

5:30 am-7:13 am

Nonstop1h 43m

Washington, D.C. Dulles Intl

Sat 11/8

6:00 am-12:29 pm

1 stop6h 29m

$202

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 46 results
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Best time to book a flight from Rhode Island to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl 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 Washington, D.C. Dulles Intl Airport

What is the cheapest month to book a flight from Rhode Island to Washington, D.C. Dulles Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Rhode Island to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Rhode Island to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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 IAD?

Find hourly flight availability from Rhode Island to Dulles Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Rhode Island to Washington, D.C. Dulles Intl Airport as you normally would.

Weekly flight availability from Rhode Island to Washington, D.C. Dulles Intl Airport

Explore weekly flight availability from Rhode Island to Dulles Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 17, 2025.

The most flights from USRI to IAD are scheduled on a Monday (6 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (2 on average).

Related info for your journey

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

  • How long is the flight from Rhode Island to Washington, D.C. Dulles Intl Airport?

    A quick flight from Rhode Island to Washington, D.C. Dulles Intl Airport can take about 5h 08m. United Airlines provides one of the quickest options available for as low as $213. The distance between Rhode Island and Washington, D.C. Dulles Intl Airport is about 370 mi. This flight may include one or multiple stops.

  • What are the most reliable airlines from Rhode Island to Washington, D.C. Dulles Intl Airport?

    Consider ANA (92%), Republic Airways (86%) or Mesa Airlines (86%) when booking your flight. These represent the most reliable airlines when flying from Rhode Island to Washington, D.C. Dulles Intl Airport.

  • What are the cheapest flights from Rhode Island to Washington, D.C. Dulles Intl Airport?

    The cheapest flight price from Rhode Island to Washington, D.C. Dulles Intl Airport is $106. On average you can expect to pay $471. The most popular route, (Boston Logan Intl - Washington, D.C. Dulles Intl), can usually be booked for $122.

  • Can I find deals for flights from Rhode Island to Dulles Intl that include hotel bookings?

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

  • How can I find direct flights from Rhode Island to Dulles Intl?

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

  • Can I find deals for business class flights from Rhode Island to Dulles Intl?

    Yes. Cheapflights offers flight deals from Rhode Island to Dulles Intl 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 Washington, D.C. Dulles Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Rhode Island to Washington, D.C. Dulles Intl Airport (average of $292). Flying from Rhode Island to Washington, D.C. Dulles Intl Airport in April is currently the most expensive (average of $337). 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

Traveling to a place near Washington, D.C. Dulles Intl Airport?

Book flights to Washington, D.C. Dulles Intl Airport if you plan to visit one of these locations
Woodbridge
Arlington
Alexandria
Tysons
Silver Spring
Springfield
Gaithersburg
Fredericksburg
Linthicum Heights
Fairfax
Falls Church
Owings Mills
Manassas
Rockville
Hanover
Oxon Hill
Laurel
Towson
National Harbor
Dundalk

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Alternative routes for Rhode Island to Dulles Intl

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Baltimore flights
Dallas/Fort Worth to Dulles Intl flights
Los Angeles to Reagan-National flights
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Los Angeles to Dulles Intl flights
Boston to Reagan-National flights
O'Hare Intl to Dulles Intl flights
Hobby to Reagan-National flights
Dallas/Fort Worth to Reagan-National flights
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O'Hare Intl to Reagan-National flights
San Francisco to Baltimore flights
Seattle to Dulles Intl flights
San Francisco to Reagan-National flights
Hobby to Baltimore flights
O'Hare Intl to Baltimore flights
Atlanta to Dulles Intl flights
Hobby to Dulles Intl flights
Seattle to Reagan-National flights
Los Angeles to Baltimore flights
San Francisco to Dulles Intl flights
John F Kennedy Intl to Dulles Intl flights
Atlanta to Baltimore flights
Seattle to Baltimore flights
Tampa to Dulles Intl flights
George Bush Intcntl to Dulles Intl flights
Orlando to Dulles Intl flights
Detroit to Dulles Intl flights
Austin to Dulles Intl flights
Atlanta to Reagan-National flights
George Bush Intcntl to Reagan-National flights
Minneapolis to Dulles Intl flights
Charlotte to Dulles Intl flights
Midway to Baltimore flights
Fort Lauderdale to Baltimore flights
Denver to Baltimore flights
Detroit to Reagan-National flights
Denver to Dulles Intl flights
Midway to Dulles Intl flights
San Diego to Dulles Intl flights
George Bush Intcntl to Baltimore flights
Orlando to Baltimore flights
Tampa to Baltimore flights
Minneapolis to Reagan-National flights
Charlotte to Baltimore flights
Orlando to Reagan-National flights
Miami to Baltimore flights
Miami to Dulles Intl flights
Burbank to Baltimore flights
John F Kennedy Intl to Reagan-National flights

Top airline flying from Rhode Island to Dulles Intl

Discover the top airline that operate flights from Rhode Island to Dulles Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$200Average$346FlexibilityNo cancel feeOn-time69%

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