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Cheap flights from Rhode Island to Washington, D.C. from $74

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 1/17. 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
7:07 pm - 8:53 pm
BOS
-
IAD
1h 46mnonstop
United Airlines Logo
5:20 pm - 6:57 pm
IAD
-
BOS
1h 37mnonstop
$147United Airlines
Wed, Jan 14 - Sat, Jan 17
Multiple Airlines Logo
3:43 pm - 8:04 am
BOS
-
IAD
16h 21m1 stop
Multiple Airlines Logo
8:51 am - 1:13 am
IAD
-
BOS
16h 22m1 stop
$148Multiple Airlines
Sat, Jan 17 - Mon, Jan 19
Frontier Logo
6:00 am - 4:28 pm
BOS
-
IAD
10h 28m1 stop
Frontier Logo
11:44 am - 1:13 am
IAD
-
BOS
13h 29m1 stop
$151Frontier
Thu, Feb 5 - Thu, Feb 12
Multiple Airlines Logo
6:00 am - 4:33 pm
BOS
-
IAD
10h 33m1 stop
Multiple Airlines Logo
1:31 pm - 11:19 pm
IAD
-
BOS
9h 48m1 stop
$153Multiple Airlines
Fri, Jan 23 - Mon, Feb 2
Multiple Airlines Logo
5:23 pm - 1:03 pm
BOS
-
IAD
19h 40m1 stop
Multiple Airlines Logo
5:30 am - 4:28 pm
IAD
-
BOS
10h 58m2 stops
$155Multiple Airlines
Wed, Jan 14 - Sat, Jan 17
Multiple Airlines Logo
6:00 am - 11:43 am
BOS
-
IAD
29h 43m1 stop
Multiple Airlines Logo
8:53 pm - 5:44 pm
IAD
-
BOS
20h 51m2 stops
$156Multiple Airlines
Mon, Jan 12 - Mon, Jan 19
United Airlines Logo
9:30 am - 11:16 am
BOS
-
IAD
1h 46mnonstop
United Airlines Logo
9:00 am - 10:36 am
IAD
-
BOS
1h 36mnonstop
$157United Airlines
Sat, Jan 17 - Mon, Jan 19
Delta Logo
5:24 am - 11:52 am
PVD
-
IAD
6h 28m1 stop
Delta Logo
5:26 pm - 11:30 pm
IAD
-
PVD
6h 04m1 stop
$226Delta
Sun, Feb 1 - Wed, Feb 4
Delta Logo
5:24 am - 11:52 am
PVD
-
IAD
6h 28m1 stop
Delta Logo
5:27 pm - 11:30 pm
IAD
-
PVD
6h 03m1 stop
$243Delta
Fri, Jan 30 - Sat, Jan 31
American Airlines Logo
6:30 pm - 11:12 pm
PVD
-
IAD
4h 42m1 stop
American Airlines Logo
7:01 am - 1:47 pm
IAD
-
PVD
6h 46m1 stop
$251American Airlines
Thu, Jan 15 - Wed, Feb 11

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

Our best Delta deals on Rhode Island to Washington, D.C. Dulles Intl Airport flight tickets
Delta
Feb 1
PVD5:24 amProvidence-TFGreen
6h 28m
1 stop
IAD11:52 amWashington, D.C. Dulles Intl
Feb 4
IAD5:26 pmWashington, D.C. Dulles Intl
6h 04m
1 stop
PVD11:30 pmProvidence-TFGreen
$226
Find similar
Delta
Jan 30
PVD5:24 amProvidence-TFGreen
6h 28m
1 stop
IAD11:52 amWashington, D.C. Dulles Intl
Jan 31
IAD5:27 pmWashington, D.C. Dulles Intl
6h 03m
1 stop
PVD11:30 pmProvidence-TFGreen
$243
Find similar
Delta
Jan 30
PVD5:24 amProvidence-TFGreen
6h 28m
1 stop
IAD11:52 amWashington, D.C. Dulles Intl
Jan 30
IAD5:26 pmWashington, D.C. Dulles Intl
6h 04m
1 stop
PVD11:30 pmProvidence-TFGreen
$278
Find similar

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
Jan 14
BOS7:07 pmBoston Logan Intl
1h 46m
IAD8:53 pmWashington, D.C. Dulles Intl
Jan 17
IAD5:20 pmWashington, D.C. Dulles Intl
1h 37m
BOS6:57 pmBoston Logan Intl
$147
Find similar
United Airlines
Jan 17
BOS9:30 amBoston Logan Intl
1h 46m
IAD11:16 amWashington, D.C. Dulles Intl
Jan 19
IAD9:00 amWashington, D.C. Dulles Intl
1h 36m
BOS10:36 amBoston Logan Intl
$157
Find similar
United Airlines
Jan 11
BOS9:30 amBoston Logan Intl
1h 46m
IAD11:16 amWashington, D.C. Dulles Intl
Jan 14
IAD6:00 amWashington, D.C. Dulles Intl
5h 12m
1 stop
BOS11:12 amBoston Logan Intl
$167
Find similar

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 December 22, 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

Fly to

Route

Depart

Return

Price

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 1/14

7:07 pm-8:53 pm

Nonstop1h 46m

Washington, D.C. Dulles Intl

Sat 1/17

5:20 pm-6:57 pm

Nonstop1h 37m

$147

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sat 1/17

3:43 pm-8:04 am

1 stop16h 21m

Washington, D.C. Dulles Intl

Mon 1/19

8:51 am-1:13 am

1 stop16h 22m

$148

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Thu 2/5

6:00 am-4:28 pm

1 stop10h 28m

Washington, D.C. Dulles Intl

Thu 2/12

11:44 am-1:13 am

1 stop13h 29m

$151

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Fri 1/23

6:00 am-4:33 pm

1 stop10h 33m

Washington, D.C. Dulles Intl

Mon 2/2

1:31 pm-11:19 pm

1 stop9h 48m

$153

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Wed 1/14

5:23 pm-1:03 pm

1 stop19h 40m

Washington, D.C. Dulles Intl

Sat 1/17

5:30 am-4:28 pm

2 stops10h 58m

$155

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Mon 1/12

6:00 am-11:43 am

1 stop29h 43m

Washington, D.C. Dulles Intl

Mon 1/19

8:53 pm-5:44 pm

2 stops20h 51m

$156

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

Sat 1/17

9:30 am-11:16 am

Nonstop1h 46m

Washington, D.C. Dulles Intl

Mon 1/19

9:00 am-10:36 am

Nonstop1h 36m

$157

ProvidenceWashington, D.C.

PVD - IAD

PVDIAD

Providence-TFGreen

Sun 2/1

5:24 am-11:52 am

1 stop6h 28m

Washington, D.C. Dulles Intl

Wed 2/4

5:26 pm-11:30 pm

1 stop6h 04m

$226

ProvidenceWashington, D.C.

PVD - IAD

PVDIAD

Providence-TFGreen

Fri 1/30

5:24 am-11:52 am

1 stop6h 28m

Washington, D.C. Dulles Intl

Sat 1/31

5:27 pm-11:30 pm

1 stop6h 03m

$243

ProvidenceWashington, D.C.

PVD - IAD

PVDIAD

Providence-TFGreen

Thu 1/15

6:30 pm-11:12 pm

1 stop4h 42m

Washington, D.C. Dulles Intl

Wed 2/11

7:01 am-1:47 pm

1 stop6h 46m

$251

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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, January 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 $212. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of January, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $238.

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 $448. When flying out on a Tuesday, 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 $778.

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 evening is the least expensive time of day to depart. momondo users have found prices as low as $551 when looking at flights departing in the evening. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $672 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 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 $278 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 $189 on momondo.

What cabin class options are available on Rhode Island to Washington, D.C. Dulles Intl flights?

There are 4 cabin classes available to choose from on Rhode Island to Washington, D.C. Dulles Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

$208

Fastest flight time

1h 34m

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 $208. 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 $386.
The fastest flight from Rhode Island to Washington, D.C. Dulles Intl Airport takes 1h 34m
Direct flights go from Rhode Island to Washington, D.C. Dulles Intl Airport every day.
Search flight deals

  • 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
9,102 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
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Harpers Ferry
Rockville
Gaithersburg
Reston
Manassas
Sterling
Fairfax

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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