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Cheap flights from Washington, D.C. Dulles Intl Airport to San Juan from $96

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to San Juan departing on 4/11. 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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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to San Juan

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:09 am - 10:36 am
IAD
-
PSE
26h 27m
1 stop
Frontier Logo
11:36 am - 7:27 am
PSE
-
IAD
19h 51m
1 stop
$227Frontier
Thu, Apr 23 - Sun, Apr 26
Frontier Logo
8:30 pm - 10:50 am
IAD
-
PSE
14h 20m
1 stop
Frontier Logo
11:36 am - 7:27 am
PSE
-
IAD
19h 51m
1 stop
$255Frontier
Fri, Apr 10 - Fri, Apr 17
Frontier Logo
8:09 am - 10:36 am
IAD
-
PSE
26h 27m
1 stop
Frontier Logo
11:36 am - 7:27 am
PSE
-
IAD
19h 51m
1 stop
$268Frontier
Thu, May 7 - Sun, May 10
Frontier Logo
8:09 am - 12:37 pm
IAD
-
PSE
28h 28m
1 stop
Frontier Logo
11:35 am - 7:20 am
PSE
-
IAD
19h 45m
1 stop
$270Frontier
Mon, Mar 9 - Sat, Mar 14
Frontier Logo
8:09 am - 11:15 am
IAD
-
PSE
26h 06m
1 stop
Frontier Logo
11:35 am - 7:24 am
PSE
-
IAD
19h 49m
1 stop
$313Frontier
Sat, Mar 7 - Sun, Mar 15
Frontier Logo
8:30 pm - 10:50 am
IAD
-
PSE
14h 20m
1 stop
Frontier Logo
11:36 am - 12:36 am
PSE
-
IAD
13h 00m
2 stops
$339Frontier
Fri, Apr 10 - Fri, Apr 17
Frontier Logo
8:30 pm - 10:31 am
IAD
-
PSE
14h 01m
1 stop
Frontier Logo
12:39 pm - 10:11 am
PSE
-
IAD
21h 32m
1 stop
$346Frontier
Mon, Apr 6 - Sun, Apr 12
Frontier Logo
10:10 am - 10:45 am
IAD
-
PSE
23h 35m
1 stop
Frontier Logo
12:00 pm - 7:24 am
PSE
-
IAD
19h 24m
1 stop
$360Frontier
Sun, Mar 1 - Sun, Mar 8
Frontier Logo
8:09 am - 11:40 am
IAD
-
PSE
26h 31m
1 stop
Frontier Logo
12:00 pm - 7:24 am
PSE
-
IAD
19h 24m
1 stop
$363Frontier
Fri, Mar 6 - Sun, Mar 8
Frontier Logo
8:09 am - 11:40 am
IAD
-
PSE
26h 31m
1 stop
Frontier Logo
11:35 am - 7:24 am
PSE
-
IAD
19h 49m
1 stop
$376Frontier
Fri, Mar 6 - Thu, Mar 12

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

Our best Frontier deals on Washington, D.C. Dulles Intl Airport to Ponce flight tickets
Frontier
Apr 23
IAD8:09 amWashington, D.C. Dulles Intl
26h 27m
1 stop
PSE10:36 amPonce Mercedita
Apr 26
PSE11:36 amPonce Mercedita
19h 51m
1 stop
IAD7:27 amWashington, D.C. Dulles Intl
$227
Frontier
Apr 10
IAD8:30 pmWashington, D.C. Dulles Intl
14h 20m
1 stop
PSE10:50 amPonce Mercedita
Apr 17
PSE11:36 amPonce Mercedita
19h 51m
1 stop
IAD7:27 amWashington, D.C. Dulles Intl
$255
Frontier
Mar 7
IAD8:09 amWashington, D.C. Dulles Intl
26h 06m
1 stop
PSE11:15 amPonce Mercedita
Mar 15
PSE11:35 amPonce Mercedita
19h 49m
1 stop
IAD7:24 amWashington, D.C. Dulles Intl
$313

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport to Ponce 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 February 5, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Ponce that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Ponce

IAD - PSE

IADPSE

Washington, D.C. Dulles Intl

Thu 4/23

8:09 am-10:36 am

1 stop26h 27m

Ponce Mercedita

Sun 4/26

11:36 am-7:27 am

1 stop19h 51m

$227

Washington, D.C.Ponce

IAD - PSE

IADPSE

Washington, D.C. Dulles Intl

Fri 4/10

8:30 pm-10:50 am

1 stop14h 20m

Ponce Mercedita

Fri 4/17

11:36 am-7:27 am

1 stop19h 51m

$255

Washington, D.C.Ponce

IAD - PSE

IADPSE

Washington, D.C. Dulles Intl

Thu 5/7

8:09 am-10:36 am

1 stop26h 27m

Ponce Mercedita

Sun 5/10

11:36 am-7:27 am

1 stop19h 51m

$268

Washington, D.C.Ponce

IAD - PSE

IADPSE

Washington, D.C. Dulles Intl

Mon 3/9

8:09 am-12:37 pm

1 stop28h 28m

Ponce Mercedita

Sat 3/14

11:35 am-7:20 am

1 stop19h 45m

$270

Washington, D.C.Ponce

IAD - PSE

IADPSE

Washington, D.C. Dulles Intl

Sat 3/7

8:09 am-11:15 am

1 stop26h 06m

Ponce Mercedita

Sun 3/15

11:35 am-7:24 am

1 stop19h 49m

$313

Washington, D.C.Ponce

IAD - PSE

IADPSE

Washington, D.C. Dulles Intl

Fri 4/10

8:30 pm-10:50 am

1 stop14h 20m

Ponce Mercedita

Fri 4/17

11:36 am-12:36 am

2 stops13h 00m

$339

Washington, D.C.Ponce

IAD - PSE

IADPSE

Washington, D.C. Dulles Intl

Mon 4/6

8:30 pm-10:31 am

1 stop14h 01m

Ponce Mercedita

Sun 4/12

12:39 pm-10:11 am

1 stop21h 32m

$346

Washington, D.C.Ponce

IAD - PSE

IADPSE

Washington, D.C. Dulles Intl

Sun 3/1

10:10 am-10:45 am

1 stop23h 35m

Ponce Mercedita

Sun 3/8

12:00 pm-7:24 am

1 stop19h 24m

$360

Washington, D.C.Ponce

IAD - PSE

IADPSE

Washington, D.C. Dulles Intl

Fri 3/6

8:09 am-11:40 am

1 stop26h 31m

Ponce Mercedita

Sun 3/8

12:00 pm-7:24 am

1 stop19h 24m

$363

Washington, D.C.Ponce

IAD - PSE

IADPSE

Washington, D.C. Dulles Intl

Fri 3/6

8:09 am-11:40 am

1 stop26h 31m

Ponce Mercedita

Thu 3/12

11:35 am-7:24 am

1 stop19h 49m

$376

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 Washington, D.C. Dulles Intl Airport to Ponce

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 airline that flies from Washington, D.C. Dulles Intl to Ponce Mercedita?

Frontier is the most popular carrier operating from Washington, D.C. Dulles Intl to Ponce Mercedita

What airlines fly to Ponce?

United Airlines, Frontier and Delta are the top three most popular airlines that fly to Ponce from Washington, D.C. Dulles Intl Airport according to our data. United Airlines is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Ponce. Keep in mind that there are 6 different airlines that fly to Ponce on a routine basis, so you have a few additional options to choose from.

When to book flights from Washington, D.C. Dulles Intl Airport to Ponce

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Ponce according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Ponce (IAD to PSE) flight deals and tips

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

Fastest flight time

15h 28m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Ponce takes 15h 28m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Ponce. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Ponce.
Search flight deals

  • How far is Washington, D.C. Dulles Intl to Ponce Mercedita by plane?

    The distance between Washington, D.C. Dulles Intl and Ponce Mercedita is about 1585.2 mi. 15h 28m is a normal flight duration for this route.

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

    Prices for flights from Washington, D.C. Dulles Intl Airport to Ponce Mercedita Airport are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Ponce Mercedita Airport.

  • What documentation or ID do you need to fly to Ponce Mercedita Airport?

    The travel and health documents required for your trip to Ponce Mercedita Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ponce Mercedita Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Ponce. momondo saves you time and could save you money on your trip.

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

All flight searches from Washington, D.C. to Ponce on momondo can be filtered to show those which offer flexible booking policies.

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

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 Ponce from Washington, D.C..

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

If you are simply researching potential flights to Ponce, momondo offers a useful price alert feature which will track prices for flights to Ponce from Washington, D.C. and alert you when they change.

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