Cheap flights from San Juan to Washington, D.C. from $71

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Juan to Washington, D.C. departing on 1/16. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
4:17 pm - 7:25 pm
SJU
-
IAD
4h 08mnonstop
Frontier Logo
8:20 pm - 1:05 am
IAD
-
SJU
3h 45mnonstop
$108Frontier
Fri, Feb 13 - Sat, Feb 21
Frontier Logo
4:17 pm - 7:25 pm
SJU
-
IAD
4h 08mnonstop
Frontier Logo
8:20 pm - 1:05 am
IAD
-
SJU
3h 45mnonstop
$138Frontier
Fri, Feb 13 - Mon, Feb 16
Frontier Logo
4:17 pm - 7:25 pm
SJU
-
IAD
4h 08mnonstop
Frontier Logo
8:20 pm - 1:05 am
IAD
-
SJU
3h 45mnonstop
$139Frontier
Fri, Feb 13 - Mon, Feb 16
Frontier Logo
4:17 pm - 7:25 pm
SJU
-
IAD
4h 08mnonstop
Frontier Logo
8:20 pm - 1:05 am
IAD
-
SJU
3h 45mnonstop
$141Frontier
Fri, Feb 20 - Mon, Feb 23
Spirit Airlines Logo
9:29 pm - 12:38 am
SJU
-
BWI
4h 09mnonstop
Spirit Airlines Logo
6:00 am - 10:47 am
BWI
-
SJU
3h 47mnonstop
$160Spirit Airlines
Thu, Jan 22 - Sun, Feb 1
Spirit Airlines Logo
9:29 pm - 12:38 am
SJU
-
BWI
4h 09mnonstop
Spirit Airlines Logo
6:00 am - 10:47 am
BWI
-
SJU
3h 47mnonstop
$161Spirit Airlines
Thu, Jan 22 - Mon, Jan 26
JetBlue Logo
6:30 pm - 9:32 pm
SJU
-
DCA
4h 02mnonstop
JetBlue Logo
8:15 am - 1:08 pm
DCA
-
SJU
3h 53mnonstop
$194JetBlue
Thu, Jan 29 - Mon, Feb 2
JetBlue Logo
6:30 pm - 9:32 pm
SJU
-
DCA
4h 02mnonstop
JetBlue Logo
8:15 am - 1:08 pm
DCA
-
SJU
3h 53mnonstop
$197JetBlue
Thu, Jan 29 - Sun, Feb 1
United Airlines Logo
2:05 am - 8:32 am
SJU
-
DCA
7h 27m1 stop
United Airlines Logo
12:00 pm - 12:36 am
DCA
-
SJU
11h 36m2 stops
$206United Airlines
Wed, Jan 28 - Mon, Feb 2
Delta Logo
2:12 pm - 7:32 pm
SJU
-
DCA
6h 20m1 stop
Delta Logo
3:40 pm - 11:58 pm
DCA
-
SJU
7h 18m1 stop
$216Delta
Thu, Feb 12 - Tue, Feb 17

Frontier flights from San Juan to Washington, D.C.

Our best Frontier deals on San Juan to Washington, D.C. flight tickets
Frontier
Feb 13
SJU4:17 pmSan Juan Luis Munoz Marin Intl
4h 08m
IAD7:25 pmWashington, D.C. Dulles Intl
Feb 21
IAD8:20 pmWashington, D.C. Dulles Intl
3h 45m
SJU1:05 amSan Juan Luis Munoz Marin Intl
$108
Frontier
Jan 16
SJU3:11 pmSan Juan Luis Munoz Marin Intl
4h 08m
IAD6:19 pmWashington, D.C. Dulles Intl
Jan 19
IAD7:14 pmWashington, D.C. Dulles Intl
3h 45m
SJU11:59 pmSan Juan Luis Munoz Marin Intl
$112
Frontier
Jan 16
SJU3:11 pmSan Juan Luis Munoz Marin Intl
4h 08m
IAD6:19 pmWashington, D.C. Dulles Intl
Jan 19
IAD7:14 pmWashington, D.C. Dulles Intl
3h 45m
SJU11:59 pmSan Juan Luis Munoz Marin Intl
$128

Delta flights from San Juan to Washington, D.C.

Our best Delta deals on San Juan to Washington, D.C. flight tickets
Delta
Jan 21
SJU6:27 pmSan Juan Luis Munoz Marin Intl
6h 57m
1 stop
IAD12:24 amWashington, D.C. Dulles Intl
Jan 25
IAD6:00 amWashington, D.C. Dulles Intl
7h 10m
1 stop
SJU2:10 pmSan Juan Luis Munoz Marin Intl
$206
Delta
Jan 22
SJU7:30 amSan Juan Luis Munoz Marin Intl
8h 15m
1 stop
IAD2:45 pmWashington, D.C. Dulles Intl
Feb 1
IAD12:23 pmWashington, D.C. Dulles Intl
10h 34m
1 stop
SJU11:57 pmSan Juan Luis Munoz Marin Intl
$216

momondo Fare Finder

 
Customize your flight search to find flights from San Juan to Washington, D.C. 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 January 8, 2026.
Use the filters below to find and compare flights from San Juan to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 2/13

4:17 pm-7:25 pm

Nonstop4h 08m

Washington, D.C. Dulles Intl

Sat 2/21

8:20 pm-1:05 am

Nonstop3h 45m

$108

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 2/13

4:17 pm-7:25 pm

Nonstop4h 08m

Washington, D.C. Dulles Intl

Mon 2/16

8:20 pm-1:05 am

Nonstop3h 45m

$138

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 2/13

4:17 pm-7:25 pm

Nonstop4h 08m

Washington, D.C. Dulles Intl

Mon 2/16

8:20 pm-1:05 am

Nonstop3h 45m

$139

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Fri 2/20

4:17 pm-7:25 pm

Nonstop4h 08m

Washington, D.C. Dulles Intl

Mon 2/23

8:20 pm-1:05 am

Nonstop3h 45m

$141

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Thu 1/22

9:29 pm-12:38 am

Nonstop4h 09m

Baltimore/Washington

Sun 2/1

6:00 am-10:47 am

Nonstop3h 47m

$160

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Thu 1/22

9:29 pm-12:38 am

Nonstop4h 09m

Baltimore/Washington

Mon 1/26

6:00 am-10:47 am

Nonstop3h 47m

$161

San JuanWashington, D.C.

SJU - DCA

SJUDCA

San Juan Luis Munoz Marin Intl

Thu 1/29

6:30 pm-9:32 pm

Nonstop4h 02m

Washington, D.C. Reagan-National

Mon 2/2

8:15 am-1:08 pm

Nonstop3h 53m

$194

San JuanWashington, D.C.

SJU - DCA

SJUDCA

San Juan Luis Munoz Marin Intl

Thu 1/29

6:30 pm-9:32 pm

Nonstop4h 02m

Washington, D.C. Reagan-National

Sun 2/1

8:15 am-1:08 pm

Nonstop3h 53m

$197

San JuanWashington, D.C.

SJU - DCA

SJUDCA

San Juan Luis Munoz Marin Intl

Wed 1/28

2:05 am-8:32 am

1 stop7h 27m

Washington, D.C. Reagan-National

Mon 2/2

12:00 pm-12:36 am

2 stops11h 36m

$206

San JuanWashington, D.C.

SJU - DCA

SJUDCA

San Juan Luis Munoz Marin Intl

Thu 2/12

2:12 pm-7:32 pm

1 stop6h 20m

Washington, D.C. Reagan-National

Tue 2/17

3:40 pm-11:58 pm

1 stop7h 18m

$216

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 San Juan to Washington, D.C.

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.?

The month of July is, on average, the cheapest month to fly to Washington, D.C. from San Juan, with most prices found around $235. If you’re not able to fly to Washington, D.C. in July, then May is your next best option. Flight prices from San Juan to Washington, D.C. during May average around $246.

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

On average, the least expensive day to fly to Washington, D.C. from San Juan is on a Thursday. momondo users have found tickets for Thursday departures for as low as $309. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from San Juan to Washington, D.C. for around $584.

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

In the afternoon is the cheapest time of day to fly from San Juan to Washington, D.C. when you can find flight prices for as low as $369. Flying to Washington, D.C. in the afternoon is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the morning because they tend to be around $444. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest San Juan to Washington, D.C. flight route?

Fly from San Juan Luis Munoz Marin Intl to Baltimore/Washington for the best San Juan - Washington, D.C. flight prices

How far in advance should I book a flight to Washington, D.C.?

You are more likely to see cheaper flights to Washington, D.C. from San Juan when booking weeks ahead of your departure date. In general, you can expect to find flights to Washington, D.C. for around $318 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Washington, D.C. from San Juan for as low as $187 on momondo.

What cabin class options are available on San Juan to Washington, D.C. flights?

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

Cheap San Juan to Washington, D.C. flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan to Washington, D.C.

Fastest flight time

3h 54m

Direct flights

Every day

Airports in Washington, D.C.

2 airports
The fastest flight from San Juan to Washington, D.C. takes 3h 54m
Direct flights go from San Juan to Washington, D.C. every day.
There are 2 airports in Washington, D.C.. From San Juan there are direct flights to Washington, D.C. Reagan-National (DCA), Washington, D.C. Dulles Intl (IAD).
  • How far is San Juan to Washington, D.C. by plane?

    The distance between San Juan and Washington, D.C. is about 1555.8 mi. 3h 54m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Juan to Washington, D.C.?

    Prices for flights from San Juan to Washington, D.C. were last updated today.

  • How many operators does momondo search for flights from San Juan to Washington, D.C.?

  • How old do you have to be to fly from San Juan to Washington, D.C.?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Juan to Washington, D.C..

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

    The travel and health documents you'll need for your trip to Washington, D.C. 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.. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Juan to Washington, D.C.

Compare and see reviews for airlines that fly from San Juan to Washington, D.C. with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $88Free CancellationRating
5.7
3,061 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $121Free CancellationRating
6.3
8,289 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $164Free CancellationRating
7.4
9,141 reviews
Search United Airlines flights
American AirlinesPriceFrom $165Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights
JetBluePriceFrom $189Free CancellationRating
7.2
2,893 reviews
Search JetBlue flights
SouthwestPriceFrom $220Free CancellationRating
8.0
4,250 reviews
Search Southwest flights
DeltaPriceFrom $247Free CancellationRating
7.9
8,029 reviews
Search Delta 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
Waldorf
Woodbridge
Tysons
Laurel
Colonial Beach
Silver Spring
Towson
Fredericksburg
Rockville
Gaithersburg
Manassas
Fairfax
Springfield
Glen Burnie
Linthicum Heights
Reston

Why use momondo?

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

Finding the right flight to Washington, D.C. from San Juan is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

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

Flights from San Juan to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Juan to Washington, D.C.?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from San Juan.

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

If you are not ready to book a flight from San Juan to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

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1 adult
Sat 2/7
Sat 2/14

Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.