What is the cheapest airline that flies from San Juan to Washington, D.C.?

Spirit Airlines, Frontier, and United Airlines are the most popular carriers operating from San Juan to Washington, D.C.

What airlines fly to Washington, D.C.?

Frontier, Spirit Airlines and JetBlue are the top three most popular airlines that fly to Washington, D.C. from San Juan according to our data. Frontier is the first choice among our users, with 28% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 7 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

How many flights depart from San Juan to Washington, D.C. on average per week?

49 flights are operational weekly from San Juan to Washington, D.C. as of January 2026. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.

How many flights depart from San Juan to Washington, D.C. on average per day?

7 flights are operational daily from San Juan to Washington, D.C. as of January 2026. The most popular departure time for this route is 5:00PM, with 43% of flights per day taking off in the afternoon.

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.?

There are 7 operators available for flights from San Juan to Washington, D.C. as of January 2026.

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.

$84 Cheap Flights from San Juan to Washington, D.C. in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from San Juan to Washington, D.C.

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:17 pm - 7:25 pm

SJU

IAD

4h 08mnonstop

8:20 pm - 1:05 am

IAD

SJU

3h 45mnonstop

$116Frontier

Fri, Feb 27 - Mon, Mar 2

4:17 pm - 7:25 pm

SJU

IAD

4h 08mnonstop

8:20 pm - 1:05 am

IAD

SJU

3h 45mnonstop

$123Frontier

Sat, Feb 14 - Mon, Feb 16

11:07 am - 9:25 am

SJU

IAD

23h 18m

1 stop

8:20 pm - 1:05 am

IAD

SJU

3h 45mnonstop

$127Frontier

Wed, Feb 18 - Sat, Feb 21

9:11 pm - 12:20 am

SJU

BWI

4h 09mnonstop

6:00 am - 10:47 am

BWI

SJU

3h 47mnonstop

$170Spirit Airlines

Fri, Feb 13 - Tue, Feb 17

9:29 pm - 12:41 am

SJU

BWI

4h 12mnonstop

6:00 am - 10:47 am

BWI

SJU

3h 47mnonstop

$171Spirit Airlines

Thu, Feb 5 - Mon, Feb 9

9:29 pm - 12:41 am

SJU

BWI

4h 12mnonstop

7:54 pm - 9:54 am

BWI

SJU

13h 00m

1 stop

$173Multiple Airlines

Sat, Feb 7 - Tue, Feb 10

3:53 am - 7:30 pm

SJU

BWI

16h 37m

1 stop

6:00 am - 10:47 am

BWI

SJU

3h 47mnonstop

$174Multiple Airlines

Tue, Feb 24 - Tue, Mar 3

6:05 am - 2:43 pm

SJU

DCA

9h 38m

1 stop

3:59 pm - 11:59 pm

DCA

SJU

8h 00m

1 stop

$237JetBlue

Tue, Mar 3 - Tue, Mar 10

5:01 am - 11:09 am

SJU

DCA

7h 08m

1 stop

8:15 am - 1:08 pm

DCA

SJU

3h 53mnonstop

$242JetBlue

Sun, Feb 1 - Tue, Feb 3

4:40 pm - 12:36 am

SJU

DCA

8h 56m

1 stop

2:16 pm - 11:40 pm

DCA

SJU

8h 24m

1 stop

$252American Airlines

Thu, Feb 19 - Sun, Feb 22

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

Our best Frontier deals on San Juan to Washington, D.C. flight tickets

Frontier

Feb 27

SJU4:17 pmSan Juan Luis Munoz Marin Intl

4h 08m

IAD7:25 pmWashington, D.C. Dulles Intl

Mar 2

IAD8:20 pmWashington, D.C. Dulles Intl

3h 45m

SJU1:05 amSan Juan Luis Munoz Marin Intl

$116

Frontier

Feb 14

SJU4:17 pmSan Juan Luis Munoz Marin Intl

4h 08m

IAD7:25 pmWashington, D.C. Dulles Intl

Feb 16

IAD8:20 pmWashington, D.C. Dulles Intl

3h 45m

SJU1:05 amSan Juan Luis Munoz Marin Intl

$123

Frontier

Feb 18

SJU11:07 amSan Juan Luis Munoz Marin Intl

23h 18m

1 stop

IAD9:25 amWashington, D.C. Dulles Intl

Feb 21

IAD8:20 pmWashington, D.C. Dulles Intl

3h 45m

SJU1:05 amSan Juan Luis Munoz Marin Intl

$127

United Airlines flights from San Juan to Washington, D.C.

Our best United Airlines deals on San Juan to Washington, D.C. flight tickets

United Airlines

Jan 30

SJU5:50 pmSan Juan Luis Munoz Marin Intl

4h 05m

IAD8:55 pmWashington, D.C. Dulles Intl

Feb 1

IAD5:32 pmWashington, D.C. Dulles Intl

3h 50m

SJU10:22 pmSan Juan Luis Munoz Marin Intl

$243

United Airlines

Jan 29

SJU2:05 amSan Juan Luis Munoz Marin Intl

9h 28m

1 stop

DCA10:33 amWashington, D.C. Reagan-National

Feb 1

DCA3:15 pmWashington, D.C. Reagan-National

8h 21m

1 stop

SJU12:36 amSan Juan Luis Munoz Marin Intl

$252

United Airlines

Jan 31

SJU8:10 amSan Juan Luis Munoz Marin Intl

4h 05m

IAD11:15 amWashington, D.C. Dulles Intl

Feb 9

IAD8:27 amWashington, D.C. Dulles Intl

3h 50m

SJU1:17 pmSan Juan Luis Munoz Marin Intl

$263

momondo Fare Finder

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 2/27

4:17 pm-7:25 pm

Nonstop4h 08m

Washington, D.C. Dulles Intl

Mon 3/2

8:20 pm-1:05 am

Nonstop3h 45m

$116

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Sat 2/14

4:17 pm-7:25 pm

Nonstop4h 08m

Washington, D.C. Dulles Intl

Mon 2/16

8:20 pm-1:05 am

Nonstop3h 45m

$123

San JuanWashington, D.C.

SJU - IAD

SJUIAD

San Juan Luis Munoz Marin Intl

Wed 2/18

11:07 am-9:25 am

1 stop23h 18m

Washington, D.C. Dulles Intl

Sat 2/21

8:20 pm-1:05 am

Nonstop3h 45m

$127

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Fri 2/13

9:11 pm-12:20 am

Nonstop4h 09m

Baltimore/Washington

Tue 2/17

6:00 am-10:47 am

Nonstop3h 47m

$170

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Thu 2/5

9:29 pm-12:41 am

Nonstop4h 12m

Baltimore/Washington

Mon 2/9

6:00 am-10:47 am

Nonstop3h 47m

$171

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Sat 2/7

9:29 pm-12:41 am

Nonstop4h 12m

Baltimore/Washington

Tue 2/10

7:54 pm-9:54 am

1 stop13h 00m

$173

San JuanBaltimore

SJU - BWI

SJUBWI

San Juan Luis Munoz Marin Intl

Tue 2/24

3:53 am-7:30 pm

1 stop16h 37m

Baltimore/Washington

Tue 3/3

6:00 am-10:47 am

Nonstop3h 47m

$174

San JuanWashington, D.C.

SJU - DCA

SJUDCA

San Juan Luis Munoz Marin Intl

Tue 3/3

6:05 am-2:43 pm

1 stop9h 38m

Washington, D.C. Reagan-National

Tue 3/10

3:59 pm-11:59 pm

1 stop8h 00m

$237

San JuanWashington, D.C.

SJU - DCA

SJUDCA

San Juan Luis Munoz Marin Intl

Sun 2/1

5:01 am-11:09 am

1 stop7h 08m

Washington, D.C. Reagan-National

Tue 2/3

8:15 am-1:08 pm

Nonstop3h 53m

$242

San JuanWashington, D.C.

SJU - DCA

SJUDCA

San Juan Luis Munoz Marin Intl

Thu 2/19

4:40 pm-12:36 am

1 stop8h 56m

Washington, D.C. Reagan-National

Sun 2/22

2:16 pm-11:40 pm

1 stop8h 24m

$252

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

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 $238. 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 $307. 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 $580.

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 at noon because they tend to be around $716. 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 $315 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 $167 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).

Search flight deals

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.?
There are 7 operators available for flights from San Juan to Washington, D.C. as of January 2026.
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
Frontier	PriceFrom $75	Free Cancellation	Rating 5.7 3,056 reviews	Search Frontier flights
Spirit Airlines	PriceFrom $104	Free Cancellation	Rating 6.3 8,365 reviews	Search Spirit Airlines flights
United Airlines	PriceFrom $128	Free Cancellation	Rating 7.4 9,190 reviews	Search United Airlines flights
American Airlines	PriceFrom $165	Free Cancellation	Rating 7.2 11,173 reviews	Search American Airlines flights
JetBlue	PriceFrom $176	Free Cancellation	Rating 7.2 2,890 reviews	Search JetBlue flights
Southwest	PriceFrom $220	Free Cancellation	Rating 8.0 4,266 reviews	Search Southwest flights
Delta	PriceFrom $247	Free Cancellation	Rating 7.9 8,087 reviews	Search Delta flights

Alexandria

National Harbor

Gettysburg

Arlington

Waldorf

Woodbridge

Tysons

Laurel

Colonial Beach

Silver Spring

Towson

Fredericksburg

Rockville

Gaithersburg

Manassas

Springfield

Fairfax

Linthicum Heights

Bethesda

Glen Burnie

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.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Fri 2/20

Fri 2/27

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

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

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Popular cities in the United States

Flights to New Yorkfrom $39

Flights to Los Angelesfrom $47

Flights to Miamifrom $49

Flights to Chicagofrom $57

Flights to Orlandofrom $42

Flights to San Franciscofrom $55

Flights to Las Vegasfrom $49

Flights to Bostonfrom $59

Flights to Atlantafrom $44

Flights to Dallasfrom $57

Flights to Seattlefrom $56

Flights to Denverfrom $56

Cheap flights from San Juan to Washington, D.C. from $79

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 1/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from San Juan to Washington, D.C.

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

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

Our best Frontier deals on San Juan to Washington, D.C. flight tickets

United Airlines flights from San Juan to Washington, D.C.

Our best United Airlines deals on San Juan to Washington, D.C. flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from San Juan to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from San Juan to Washington, D.C.

What is the cheapest month to fly to Washington, D.C.?

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

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

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.?

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.

What is the cheapest airline that flies from San Juan to Washington, D.C.?

Spirit Airlines, Frontier, and United Airlines are the most popular carriers operating from San Juan to Washington, D.C.

What airlines fly to Washington, D.C.?

How many flights depart from San Juan to Washington, D.C. on average per day?

7 flights are operational daily from San Juan to Washington, D.C. as of January 2026. The most popular departure time for this route is 5:00PM, with 43% of flights per day taking off in the afternoon.

How many flights depart from San Juan to Washington, D.C. on average per week?

49 flights are operational weekly from San Juan to Washington, D.C. as of January 2026. The most popular departure day for this route is Mon, with 18% of flights per week taking off on this day.

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

Direct flights

Airports in Washington, D.C.

How far is San Juan to Washington, D.C. by plane?

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

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.?

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

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

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

Why use momondo?

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

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

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

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

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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.