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Dulles Intl

$74+ 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 12/9. Fares are subject to change and may not be available on all flights or dates of travel.
PVD — IAD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
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 October 30, 2025.

Most accurate provider

Gotogate
3 stars

Most trusted provider

Gotogate
3 stars

Round-trip from

$142
(United Airlines)

One-way from

$74
(United Airlines)

Popular in

October

Cheapest in

January

Average price

$240

Good round-trip deal

$317 or less

Good one-way deal

$208 or less
Provider with most accurate pricing for Boston Logan Intl-Washington, D.C. (WAS) flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Washington, D.C. (WAS) flights.
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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. 7% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/29. 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.
Mon 12/155:30 amBOS - IAD
Nonstop1h 44mUnited Airlines
Mon 12/159:00 amIAD - BOS
Nonstop1h 38mUnited Airlines
Deal found 10/29$142
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/246:00 amBOS - IAD
1 stop17h 59mFrontier
Wed 12/39:00 amIAD - BOS
1 stop25h 22mFrontier
Deal found 10/30$144
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 12/175:30 amBOS - IAD
Nonstop1h 44mUnited Airlines
Tue 12/3010:17 pmIAD - BOS
Nonstop1h 37mUnited Airlines
Deal found 10/29$145
This United Airlines deal was found by Cheapflights users on 10/29. 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 12/45:30 amBOS - IAD
Nonstop1h 44mUnited Airlines
Sat 12/69:00 amIAD - BOS
Nonstop1h 39mUnited Airlines
Deal found 10/29$147
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:23 amBOS - IAD
1 stop11h 42mFrontier
Sun 1/45:35 amIAD - BOS
1 stop28h 07mFrontier
Deal found 10/29$148
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1111:28 amBOS - IAD
1 stop11h 42mFrontier
Sun 12/145:45 amIAD - BOS
1 stop28h 37mFrontier
Deal found 10/30$149
This Priceline deal was found by Cheapflights users on 10/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/179:23 amBOS - IAD
1 stop10h 29mFrontier
Thu 11/206:41 pmIAD - BOS
1 stop6h 03mFrontier
Deal found 10/29$150
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Wed 12/315:20 amBOS - IAD
Nonstop1h 46mUnited Airlines
Sat 1/310:17 pmIAD - BOS
Nonstop1h 37mUnited Airlines
Deal found 10/29$151
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Mon 12/155:30 amBOS - IAD
Nonstop1h 44mUnited Airlines
Thu 1/158:29 amIAD - BOS
1 stop4h 44mUnited Airlines
Deal found 10/29$152
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/185:30 amBOS - IAD
Nonstop1h 43mUnited Airlines
Wed 11/1910:07 pmIAD - BOS
Nonstop1h 35mUnited Airlines
Deal found 10/30$153
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/158:28 amBOS - IAD
2 stops14h 37mFrontier
Fri 1/95:37 pmIAD - BOS
1 stop7h 27mFrontier
Deal found 10/29$154
This United Airlines deal was found by Cheapflights users on 10/30. 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 11/145:30 amBOS - IAD
Nonstop1h 43mUnited Airlines
Sun 11/169:00 amIAD - BOS
Nonstop1h 38mUnited Airlines
Deal found 10/30$157

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 October 30, 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

Mon 12/15

5:30 am-7:14 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Mon 12/15

9:00 am-10:38 am

Nonstop1h 38m

$142

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 1/22

12:08 pm-4:25 pm

1 stop4h 17m

Washington, D.C. Dulles Intl

Fri 1/23

10:12 pm-11:49 pm

Nonstop1h 37m

$147

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Tue 11/18

5:30 am-7:13 am

Nonstop1h 43m

Washington, D.C. Dulles Intl

Wed 11/19

10:07 pm-11:42 pm

Nonstop1h 35m

$153

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sat 11/15

9:30 am-11:13 am

Nonstop1h 43m

Washington, D.C. Dulles Intl

Sun 11/16

9:00 am-10:38 am

Nonstop1h 38m

$157

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sun 12/14

5:30 am-7:14 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Mon 12/15

6:00 am-10:58 am

1 stop4h 58m

$157

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sat 12/20

6:00 pm-11:06 pm

1 stop5h 06m

Washington, D.C. Dulles Intl

Mon 1/19

10:12 pm-11:49 pm

Nonstop1h 37m

$162

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Fri 11/28

5:14 pm-10:58 pm

1 stop5h 44m

Washington, D.C. Dulles Intl

Sun 12/7

6:00 am-10:58 am

1 stop4h 58m

$164

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sat 11/15

9:30 am-11:13 am

Nonstop1h 43m

Washington, D.C. Dulles Intl

Mon 11/17

10:07 pm-11:42 pm

Nonstop1h 35m

$167

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Mon 11/10

2:21 pm-4:08 pm

Nonstop1h 47m

Washington, D.C. Dulles Intl

Mon 11/10

10:07 pm-11:42 pm

Nonstop1h 35m

$167

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sun 2/22

5:30 am-7:14 am

Nonstop1h 44m

Washington, D.C. Dulles Intl

Thu 2/26

9:00 am-10:36 am

Nonstop1h 36m

$167

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

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, October is the cheapest month in which you can book a flight from Rhode Island to Washington, D.C. Dulles Intl Airport (average of $173). Flying from Rhode Island to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of $265). 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 October 30, 2025.

When flying from Rhode Island to Washington, D.C. Dulles Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 29% versus a flight in the afternoon.

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 1h 44m. United Airlines provides one of the quickest options available for as low as $142. The distance between Rhode Island and Washington, D.C. Dulles Intl Airport is about 411 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 (100%), Mesa Airlines (98%) or Copa Airlines (96%) 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 $125. On average you can expect to pay $429. 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, October is the cheapest month in which you can book a flight from Rhode Island to Washington, D.C. Dulles Intl Airport (average of $173). Flying from Rhode Island to Washington, D.C. Dulles Intl Airport in September is currently the most expensive (average of $265). 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
Alexandria
Woodbridge
Tysons
Arlington
Springfield
Hanover
Silver Spring
Fairfax
Fredericksburg
Falls Church
Owings Mills
Linthicum Heights
Manassas
Largo
Oxon Hill
Laurel
Towson
National Harbor
Waldorf
Bowie

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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.
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Minneapolis to Baltimore flights
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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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$200Average$343FlexibilityNo cancel feeOn-time69%

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