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Cheap flights from Rhode Island to Washington, D.C. from $87

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 5/6. 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
8:35 am - 10:20 am
IAD
-
BOS
1h 45mnonstop
$169United Airlines
vie., may. 29 - mar., jun. 2
United Airlines Logo
11:17 am - 4:30 pm
BOS
-
IAD
5h 13m
1 stop
United Airlines Logo
8:22 am - 10:04 am
IAD
-
BOS
1h 42mnonstop
$174United Airlines
mié., abr. 8 - mié., abr. 15
United Airlines Logo
9:30 am - 11:13 am
BOS
-
IAD
1h 43mnonstop
United Airlines Logo
10:15 pm - 11:59 pm
IAD
-
BOS
1h 44mnonstop
$175United Airlines
mié., abr. 15 - lun., abr. 20
United Airlines Logo
5:45 am - 7:24 am
BOS
-
IAD
1h 39mnonstop
United Airlines Logo
10:15 pm - 11:59 pm
IAD
-
BOS
1h 44mnonstop
$177United Airlines
vie., may. 8 - lun., may. 11
United Airlines Logo
10:55 am - 4:32 pm
BOS
-
IAD
5h 37m
1 stop
United Airlines Logo
6:33 am - 11:16 am
IAD
-
BOS
4h 43m
1 stop
$179United Airlines
mié., may. 27 - sáb., may. 30
Frontier Logo
9:57 am - 6:42 pm
BOS
-
IAD
8h 45m
1 stop
Frontier Logo
5:26 pm - 1:24 am
IAD
-
BOS
7h 58m
1 stop
$180Frontier
vie., may. 8 - dom., may. 10
Frontier Logo
5:30 am - 4:49 pm
BOS
-
IAD
11h 19m
1 stop
Frontier Logo
6:19 pm - 1:31 am
IAD
-
BOS
7h 12m
1 stop
$181Frontier
vie., abr. 10 - lun., abr. 20
Frontier Logo
10:07 am - 6:32 pm
BOS
-
IAD
8h 25m
1 stop
Frontier Logo
5:26 pm - 1:24 am
IAD
-
BOS
7h 58m
1 stop
$182Frontier
sáb., may. 9 - dom., may. 10
Frontier Logo
6:00 am - 6:42 pm
BOS
-
IAD
12h 42m
1 stop
Frontier Logo
7:43 pm - 7:49 am
IAD
-
BOS
12h 06m
1 stop
$183Frontier
jue., abr. 30 - lun., may. 4
United Airlines Logo
9:30 am - 11:13 am
BOS
-
IAD
1h 43mnonstop
United Airlines Logo
10:15 pm - 11:59 pm
IAD
-
BOS
1h 44mnonstop
$184United Airlines
mar., abr. 14 - jue., abr. 16

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
May 29
BOS5:45 amBoston Logan Intl
1h 38m
IAD7:23 amWashington, D.C. Dulles Intl
Jun 2
IAD8:35 amWashington, D.C. Dulles Intl
1h 45m
BOS10:20 amBoston Logan Intl
$169
United Airlines
Apr 8
BOS11:17 amBoston Logan Intl
5h 13m
1 stop
IAD4:30 pmWashington, D.C. Dulles Intl
Apr 15
IAD8:22 amWashington, D.C. Dulles Intl
1h 42m
BOS10:04 amBoston Logan Intl
$174
United Airlines
Apr 15
BOS9:30 amBoston Logan Intl
1h 43m
IAD11:13 amWashington, D.C. Dulles Intl
Apr 20
IAD10:15 pmWashington, D.C. Dulles Intl
1h 44m
BOS11:59 pmBoston Logan Intl
$175

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
Apr 14
PVD4:52 pmProvidence-TFGreen
6h 11m
1 stop
IAD11:03 pmWashington, D.C. Dulles Intl
May 5
IAD6:00 amWashington, D.C. Dulles Intl
6h 08m
1 stop
PVD12:08 pmProvidence-TFGreen
$266
Delta
Apr 13
PVD7:09 pmProvidence-TFGreen
5h 33m
1 stop
IAD12:42 amWashington, D.C. Dulles Intl
May 5
IAD5:07 pmWashington, D.C. Dulles Intl
6h 24m
1 stop
PVD11:31 pmProvidence-TFGreen
$278
Delta
Apr 24
PVD7:09 pmProvidence-TFGreen
5h 33m
1 stop
IAD12:42 amWashington, D.C. Dulles Intl
May 13
IAD5:33 pmWashington, D.C. Dulles Intl
6h 24m
1 stop
PVD11:57 pmProvidence-TFGreen
$281

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 marzo 24, 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

vie. 5/29

5:45 am-7:23 am

Nonstop1h 38m

Washington, D.C. Dulles Intl

mar. 6/2

8:35 am-10:20 am

Nonstop1h 45m

$169

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

mié. 4/8

11:17 am-4:30 pm

1 stop5h 13m

Washington, D.C. Dulles Intl

mié. 4/15

8:22 am-10:04 am

Nonstop1h 42m

$174

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

mié. 4/15

9:30 am-11:13 am

Nonstop1h 43m

Washington, D.C. Dulles Intl

lun. 4/20

10:15 pm-11:59 pm

Nonstop1h 44m

$175

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

vie. 5/8

5:45 am-7:24 am

Nonstop1h 39m

Washington, D.C. Dulles Intl

lun. 5/11

10:15 pm-11:59 pm

Nonstop1h 44m

$177

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

mié. 5/27

10:55 am-4:32 pm

1 stop5h 37m

Washington, D.C. Dulles Intl

sáb. 5/30

6:33 am-11:16 am

1 stop4h 43m

$179

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

vie. 5/8

9:57 am-6:42 pm

1 stop8h 45m

Washington, D.C. Dulles Intl

dom. 5/10

5:26 pm-1:24 am

1 stop7h 58m

$180

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

vie. 4/10

5:30 am-4:49 pm

1 stop11h 19m

Washington, D.C. Dulles Intl

lun. 4/20

6:19 pm-1:31 am

1 stop7h 12m

$181

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

sáb. 5/9

10:07 am-6:32 pm

1 stop8h 25m

Washington, D.C. Dulles Intl

dom. 5/10

5:26 pm-1:24 am

1 stop7h 58m

$182

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

jue. 4/30

6:00 am-6:42 pm

1 stop12h 42m

Washington, D.C. Dulles Intl

lun. 5/4

7:43 pm-7:49 am

1 stop12h 06m

$183

BostonWashington, D.C.

BOS - IAD

BOSIAD

Boston Logan Intl

mar. 4/14

9:30 am-11:13 am

Nonstop1h 43m

Washington, D.C. Dulles Intl

jue. 4/16

10:15 pm-11:59 pm

Nonstop1h 44m

$184

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, December 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 $247. If you aren’t able to travel to Washington, D.C. Dulles Intl Airport during the month of December, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $252.

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 $406. 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 $698.

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 $511 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 $640 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 $290 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

$172

Fastest flight time

1h 35m

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 $172. 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 $356.
The fastest flight from Rhode Island to Washington, D.C. Dulles Intl Airport takes 1h 35m
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 $189Free CancellationRating
7.4
9,469 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
Colonial Beach
Gaithersburg
Towson
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Sterling
Linthicum Heights
Springfield
Bethesda

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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