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Cheap flights from Rhode Island to Washington, D.C. from $89

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 Washington, D.C. departing on 5/28. 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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0 bags

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Find the cheapest flights from Rhode Island to Washington, D.C.

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:45 am - 7:23 am
BOS
-
IAD
1h 38mnonstop
United Airlines Logo
10:10 pm - 11:59 pm
IAD
-
BOS
1h 49mnonstop
$164United Airlines
Wed, Jun 3 - Sat, Jun 6
United Airlines Logo
5:44 pm - 11:19 pm
BOS
-
IAD
5h 35m
1 stop
United Airlines Logo
10:10 pm - 11:59 pm
IAD
-
BOS
1h 49mnonstop
$167United Airlines
Wed, May 27 - Wed, Jun 3
United Airlines Logo
5:45 am - 7:23 am
BOS
-
IAD
1h 38mnonstop
United Airlines Logo
6:33 am - 11:16 am
IAD
-
BOS
4h 43m
1 stop
$169United Airlines
Tue, Jun 23 - Tue, Jun 30
United Airlines Logo
5:45 am - 7:23 am
BOS
-
IAD
1h 38mnonstop
United Airlines Logo
5:25 pm - 7:14 pm
IAD
-
BOS
1h 49mnonstop
$171United Airlines
Wed, Jul 15 - Wed, Jul 29
United Airlines Logo
2:15 pm - 3:57 pm
BOS
-
IAD
1h 42mnonstop
United Airlines Logo
6:33 am - 11:16 am
IAD
-
BOS
4h 43m
1 stop
$174United Airlines
Wed, Jun 3 - Sat, Jun 6
United Airlines Logo
7:27 pm - 9:16 pm
BOS
-
IAD
1h 49mnonstop
United Airlines Logo
10:10 pm - 11:59 pm
IAD
-
BOS
1h 49mnonstop
$177United Airlines
Wed, May 27 - Thu, May 28
United Airlines Logo
5:45 am - 7:23 am
BOS
-
IAD
1h 38mnonstop
United Airlines Logo
6:33 am - 11:16 am
IAD
-
BOS
4h 43m
1 stop
$179United Airlines
Wed, Jun 3 - Sat, Jun 6
United Airlines Logo
2:15 pm - 3:57 pm
BOS
-
IAD
1h 42mnonstop
United Airlines Logo
10:10 pm - 11:59 pm
IAD
-
BOS
1h 49mnonstop
$182United Airlines
Tue, Jun 16 - Sat, Jun 20
Delta Logo
5:46 am - 10:22 am
PVD
-
IAD
4h 36m
1 stop
Delta Logo
5:21 pm - 11:28 pm
IAD
-
PVD
6h 07m
1 stop
$218Delta
Wed, Jun 3 - Sat, Jun 6
Delta Logo
5:30 am - 10:20 am
PVD
-
IAD
4h 50m
1 stop
Delta Logo
5:20 pm - 11:20 pm
IAD
-
PVD
6h 00m
1 stop
$219Delta
Wed, Jun 10 - Sat, Jun 13

Frontier flights from Rhode Island to Washington, D.C. Dulles Intl Airport

Our best Frontier deals on Rhode Island to Washington, D.C. Dulles Intl Airport flight tickets
Frontier
Jun 9
BOS9:10 amBoston Logan Intl
7h 10m
1 stop
IAD4:20 pmWashington, D.C. Dulles Intl
Jun 16
IAD8:57 pmWashington, D.C. Dulles Intl
10h 55m
1 stop
BOS7:52 amBoston Logan Intl
$190
Frontier
May 27
BOS12:01 pmBoston Logan Intl
11h 08m
1 stop
IAD11:09 pmWashington, D.C. Dulles Intl
Jun 3
IAD7:37 pmWashington, D.C. Dulles Intl
12h 12m
1 stop
BOS7:49 amBoston Logan Intl
$200
Frontier
Jun 8
BOS6:00 amBoston Logan Intl
11h 27m
1 stop
IAD5:27 pmWashington, D.C. Dulles Intl
Jun 9
IAD8:57 pmWashington, D.C. Dulles Intl
10h 55m
1 stop
BOS7:52 amBoston Logan Intl
$204

United Airlines flights from Rhode Island to Washington, D.C. Dulles Intl Airport

Our best United Airlines deals on Rhode Island to Washington, D.C. Dulles Intl Airport flight tickets
United Airlines
Jun 3
BOS5:45 amBoston Logan Intl
1h 38m
IAD7:23 amWashington, D.C. Dulles Intl
Jun 6
IAD10:10 pmWashington, D.C. Dulles Intl
1h 49m
BOS11:59 pmBoston Logan Intl
$164
United Airlines
May 27
BOS5:44 pmBoston Logan Intl
5h 35m
1 stop
IAD11:19 pmWashington, D.C. Dulles Intl
Jun 3
IAD10:10 pmWashington, D.C. Dulles Intl
1h 49m
BOS11:59 pmBoston Logan Intl
$167
United Airlines
Jun 23
BOS5:45 amBoston Logan Intl
1h 38m
IAD7:23 amWashington, D.C. Dulles Intl
Jun 30
IAD6:33 amWashington, D.C. Dulles Intl
4h 43m
1 stop
BOS11:16 amBoston Logan Intl
$169

momondo Fare Finder

 
Customize your flight search to find flights from Rhode Island to Washington, D.C. Dulles Intl Airport 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 May 11, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 6/3

5:45 am-7:23 am

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sat 6/6

10:10 pm-11:59 pm

Nonstop1h 49m

$164

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 5/27

5:44 pm-11:19 pm

1 stop5h 35m

Washington, D.C. Dulles Intl

Wed 6/3

10:10 pm-11:59 pm

Nonstop1h 49m

$167

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Tue 6/23

5:45 am-7:23 am

Nonstop1h 38m

Washington, D.C. Dulles Intl

Tue 6/30

6:33 am-11:16 am

1 stop4h 43m

$169

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 7/15

5:45 am-7:23 am

Nonstop1h 38m

Washington, D.C. Dulles Intl

Wed 7/29

5:25 pm-7:14 pm

Nonstop1h 49m

$171

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 6/3

2:15 pm-3:57 pm

Nonstop1h 42m

Washington, D.C. Dulles Intl

Sat 6/6

6:33 am-11:16 am

1 stop4h 43m

$174

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 5/27

7:27 pm-9:16 pm

Nonstop1h 49m

Washington, D.C. Dulles Intl

Thu 5/28

10:10 pm-11:59 pm

Nonstop1h 49m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 6/3

5:45 am-7:23 am

Nonstop1h 38m

Washington, D.C. Dulles Intl

Sat 6/6

6:33 am-11:16 am

1 stop4h 43m

$179

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Tue 6/16

2:15 pm-3:57 pm

Nonstop1h 42m

Washington, D.C. Dulles Intl

Sat 6/20

10:10 pm-11:59 pm

Nonstop1h 49m

$182

ProvidenceWashington, D.C.

PVD - IAD

PVDIAD

Providence-TFGreen

Wed 6/3

5:46 am-10:22 am

1 stop4h 36m

Washington, D.C. Dulles Intl

Sat 6/6

5:21 pm-11:28 pm

1 stop6h 07m

$218

ProvidenceWashington, D.C.

PVD - IAD

PVDIAD

Providence-TFGreen

Wed 6/10

5:30 am-10:20 am

1 stop4h 50m

Washington, D.C. Dulles Intl

Sat 6/13

5:20 pm-11:20 pm

1 stop6h 00m

$219

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Rhode Island to Washington, D.C. Dulles Intl Airport

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 Washington, D.C. Dulles Intl Airport?

In general, March is the cheapest month to fly from Rhode Island to Washington, D.C. Dulles Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $105. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of March, then flying in December is also cheap. Prices for this month can be found on momondo for an average of $129.

What is the cheapest day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Our data shows that Friday is the least expensive day to fly to Washington, D.C. Dulles Intl Airport. Tickets to fly out on this day can be as low as $412. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Rhode Island to Washington, D.C. Dulles Intl Airport for around $664.

What is the cheapest time of day to depart on your flight to Washington, D.C. Dulles Intl Airport?

Flying to Washington, D.C. Dulles Intl Airport from Rhode Island in the morning is the least expensive time of day to depart. momondo users have found prices as low as $473 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $631 on average. Flights to Washington, D.C. Dulles Intl Airport from Rhode Island at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest Rhode Island to Washington, D.C. Dulles Intl flight route?

Fly from Providence-TFGreen to Washington, D.C. Dulles Intl for the best Rhode Island - Washington, D.C. Dulles Intl flight prices

How far in advance should I book a flight from Rhode Island to Washington, D.C. Dulles Intl Airport?

You are more likely to see cheaper flights to Washington, D.C. Dulles Intl Airport from Rhode Island when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. Dulles Intl Airport for around $297 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. Dulles Intl Airport from Rhode Island for as low as $244 on momondo.

Cheap Rhode Island to Washington, D.C. Dulles Intl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rhode Island to Washington, D.C. Dulles Intl Airport

Best Price Found

$228

Fastest flight time

1h 32m

Direct flights

Every day
The best one-way flight to Washington, D.C. Dulles Intl Airport from Rhode Island in the past 72 hours is $228. The best round-trip flight deal from Rhode Island to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $353.
The fastest flight from Rhode Island to Washington, D.C. Dulles Intl Airport takes 1h 32m
Direct flights go from Rhode Island to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

Frequently asked questions about flying from Rhode Island to Washington, D.C. Dulles Intl Airport

  • When did momondo last update prices for flights from Rhode Island to Washington, D.C. Dulles Intl Airport?

    Prices for flights from Rhode Island to Washington, D.C. Dulles Intl Airport are updated daily.

  • How many operators does momondo search for flights from Rhode Island to Washington, D.C. Dulles Intl Airport?

  • How old do you have to be to fly from Rhode Island to Washington, D.C. Dulles Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rhode Island to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The travel and health documents you'll need for your trip to Washington, D.C. Dulles Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Rhode Island to Washington, D.C. Dulles Intl Airport?

Best airlines flying from Rhode Island to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Rhode Island to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $199Free CancellationRating
7.4
9,699 reviews
Search United Airlines flights

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Winchester
Waldorf
Woodbridge
Laurel
Gaithersburg
Colonial Beach
Fredericksburg
Silver Spring
Towson
Rockville
Manassas
Sterling
Linthicum Heights
Tysons
Bethesda
Springfield

Why use momondo?

Why should I use momondo to find a flight deal from Rhode Island to Washington, D.C.?

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

Can I find flights from Rhode Island to Washington, D.C. with flexible booking policies on momondo?

momondo does allow users to show only those flights to Washington, D.C. from Rhode Island which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Rhode Island to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Rhode Island to Washington, D.C..

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

Price alerts on flights to Washington, D.C. from Rhode Island are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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