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Dulles Intl

$67+ 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 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
PVD — IAD
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap 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 February 13, 2026.

This Expedia deal was found by Cheapflights users on 2/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/2611:45 am
BOS
-
IAD
1 stop19h 35m
Frontier
Fri 2/275:37 pm
IAD
-
BOS
1 stop7h 36m
Frontier
Deal found 2/10$160
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/511:45 am
BOS
-
IAD
1 stop19h 39m
Multiple Airlines
Mon 3/98:09 am
IAD
-
BOS
1 stop27h 39m
Multiple Airlines
Deal found 2/10$161
This Kiwi.com deal was found by Cheapflights users on 2/9. 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 3/511:45 am
BOS
-
IAD
1 stop19h 39m
Frontier
Tue 3/107:00 am
IAD
-
BOS
1 stop27h 29m
Frontier
Deal found 2/9$167
This eDestinos deal was found by Cheapflights users on 2/11. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/112:35 pm
BOS
-
IAD
1 stop21h 19m
Frontier
Wed 5/66:20 am
IAD
-
BOS
1 stop18h 31m
Frontier
Deal found 2/11$168
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 3/511:45 am
BOS
-
IAD
1 stop19h 39m
Frontier
Sun 3/86:25 am
IAD
-
BOS
1 stop29h 16m
Frontier
Deal found 2/10$171
This Kiwi.com deal was found by Cheapflights users on 2/11. 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.
Wed 3/44:22 pm
BOS
-
IAD
1 stop17h 03m
Multiple Airlines
Mon 3/92:58 pm
IAD
-
BOS
2 stops20h 50m
Multiple Airlines
Deal found 2/11$172
This Kiwi.com deal was found by Cheapflights users on 2/9. 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.
Wed 3/44:22 pm
BOS
-
IAD
1 stop17h 03m
Multiple Airlines
Tue 3/107:00 am
IAD
-
BOS
2 stops16h 44m
Multiple Airlines
Deal found 2/9$173
This Delta deal was found by Cheapflights users on 2/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/144:52 pm
PVD
-
IAD
1 stop6h 11m
Delta
Wed 4/156:00 am
IAD
-
PVD
1 stop6h 08m
Delta
Deal found 2/10$174
This United Airlines deal was found by Cheapflights users on 2/12. 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 4/137:36 pm
PVD
-
IAD
Nonstop1h 40m
United Airlines
Wed 4/158:15 am
IAD
-
PVD
Nonstop1h 29m
United Airlines
Deal found 2/12$177
This Delta deal was found by Cheapflights users on 2/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:09 pm
PVD
-
IAD
1 stop5h 33m
Delta
Tue 4/285:07 pm
IAD
-
PVD
1 stop6h 24m
Delta
Deal found 2/10$184
This United Airlines deal was found by Cheapflights users on 2/9. 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 3/125:45 am
PVD
-
IAD
Nonstop1h 49m
United Airlines
Tue 3/175:50 pm
IAD
-
PVD
Nonstop1h 37m
United Airlines
Deal found 2/9$185
This United Airlines deal was found by Cheapflights users on 2/13. 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 3/3110:20 am
PVD
-
IAD
Nonstop1h 35m
United Airlines
Fri 4/38:15 am
IAD
-
PVD
Nonstop1h 29m
United Airlines
Deal found 2/13$187

Find 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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$160
(Expedia)

One-way from

$67
(United Airlines)

Popular in

November

Cheapest in

March

Average price

$224

Good round-trip deal

$392 or less

Good one-way deal

$194 or less
Provider with most accurate pricing for Boston Logan Intl-Washington, D.C. (WAS) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Washington, D.C. (WAS) flights.
Search Deals
From Rhode Island to Washington, D.C. Dulles Intl
Search Deals
One-way flight from Rhode Island to Washington, D.C. Dulles Intl
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($20 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a round-trip flight from Rhode Island to Washington, D.C. Dulles Intl.
Search Deals
Price to beat on a one-way flight from Rhode Island to Washington, D.C. Dulles Intl.
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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 February 13, 2026.
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

Sat 5/2

5:45 am-7:24 am

Nonstop1h 39m

Washington, D.C. Dulles Intl

Mon 5/4

10:15 pm-11:59 pm

Nonstop1h 44m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Mon 4/13

5:45 am-7:25 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

Tue 4/14

5:10 pm-7:06 pm

Nonstop1h 56m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Tue 4/7

5:45 am-7:25 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

Wed 4/8

10:15 pm-11:59 pm

Nonstop1h 44m

$177

ProvidenceWashington, D.C.

PVD - IAD

PVDIAD

Providence-TFGreen

Sat 4/25

7:09 pm-12:27 am

1 stop5h 18m

Washington, D.C. Dulles Intl

Tue 4/28

5:07 pm-11:31 pm

1 stop6h 24m

$184

ProvidenceWashington, D.C.

PVD - IAD

PVDIAD

Providence-TFGreen

Thu 4/23

7:09 pm-12:42 am

1 stop5h 33m

Washington, D.C. Dulles Intl

Tue 4/28

5:07 pm-11:31 pm

1 stop6h 24m

$184

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sun 4/12

5:45 am-7:25 am

Nonstop1h 40m

Washington, D.C. Dulles Intl

Mon 4/13

10:15 pm-11:59 pm

Nonstop1h 44m

$187

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Mon 4/27

9:30 am-11:13 am

Nonstop1h 43m

Washington, D.C. Dulles Intl

Tue 4/28

8:22 am-10:04 am

Nonstop1h 42m

$187

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sat 2/28

7:19 pm-9:03 pm

Nonstop1h 44m

Washington, D.C. Dulles Intl

Wed 3/4

12:36 pm-2:12 pm

Nonstop1h 36m

$187

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Mon 3/30

7:30 pm-9:16 pm

Nonstop1h 46m

Washington, D.C. Dulles Intl

Wed 4/1

10:15 pm-11:59 pm

Nonstop1h 44m

$187

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Mon 4/27

7:30 pm-9:16 pm

Nonstop1h 46m

Washington, D.C. Dulles Intl

Thu 4/30

6:00 am-10:20 am

1 stop4h 20m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/13

Showing 1-10 of 41 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 $167). Flying from Rhode Island to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $299). 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 February 13, 2026.

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 33% versus a flight in the afternoon.

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 February 13, 2026.

The most flights from USRI to IAD are scheduled on a Monday (5 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 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 1h 39m. United Airlines provides one of the quickest options available for as low as $177. 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 Mesa Airlines (73%), Copa Airlines (67%) or Air Canada (62%) 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 $108. On average you can expect to pay $444. The most popular route, (Boston Logan Intl - Washington, D.C. Dulles Intl), can usually be booked for $177.

  • 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 $167). Flying from Rhode Island to Washington, D.C. Dulles Intl Airport in February is currently the most expensive (average of $299). 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
Owings Mills
Springfield
Silver Spring
Herndon
Fredericksburg
Hanover
Laurel
Linthicum Heights
Rockville
Upper Marlboro
Manassas
Bowie
Largo
McLean
Clinton
Towson

Browse thousands of different options on Cheapflights for your next trip

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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.
Dallas/Fort Worth to Dulles Intl flights
Los Angeles to Reagan-National flights
Boston to Baltimore flights
Dallas/Fort Worth to Baltimore flights
Boston to Dulles Intl flights
Atlanta to Dulles Intl flights
Los Angeles to Baltimore flights
Atlanta to Baltimore flights
San Francisco to Reagan-National flights
Dallas/Fort Worth to Reagan-National flights
O'Hare Intl to Baltimore flights
Atlanta to Reagan-National flights
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Orlando to Dulles Intl flights
Boston to Reagan-National flights
San Francisco to Dulles Intl flights
Seattle to Dulles Intl flights
O'Hare Intl to Dulles Intl flights
Seattle to Reagan-National flights
San Francisco to Baltimore flights
O'Hare Intl to Reagan-National flights
Denver to Baltimore flights
Orlando to Reagan-National flights
Hobby to Reagan-National flights
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Detroit to Baltimore flights
LaGuardia to Reagan-National flights
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Austin to Dulles Intl flights
Orlando to Baltimore flights
George Bush Intcntl to Dulles Intl flights
Denver to Reagan-National flights
Tampa to Baltimore flights
Hobby to Baltimore flights
Detroit to Dulles Intl flights
Fort Lauderdale to Dulles Intl flights
Miami to Dulles Intl flights
George Bush Intcntl to Reagan-National flights
Newark to Dulles Intl flights
Seattle to Baltimore flights
Charlotte to Dulles Intl flights
Tampa to Dulles Intl flights
Minneapolis to Reagan-National flights
Sky Harbor Intl to Dulles Intl flights
San Diego to Dulles Intl flights
Minneapolis to Dulles Intl flights
Fort Lauderdale to Baltimore flights
Ontario to Dulles Intl flights
John F Kennedy Intl to Reagan-National flights
Austin 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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$198Average$351FlexibilityNo cancel feeOn-time69%

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