Cheap Flight Tickets from Washington (IAD) to San Juan (SJU), Starting at $476

Good to Know: Cheapest and Fastest IAD - SJU Flights

Useful information for finding best airline tickets from Washington Dulles International to Luis Munoz Marin International on your next trip.

Cheapest Round Trip Flight

$476

F9 Frontier Airlines • 1 stop • 20h 54m

Jul 18 – Jul 27

The cheapest round trip flight from Washington to San Juan (IAD-SJU-IAD) is currently $476

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Cheapest Direct Flight

$727

UA United Airlines • nonstop • 6h 40m

Jul 18

The cheapest nonstop flight from Washington to San Juan (IAD-SJU) is currently $727

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Fastest Flight

6h 40m

The fastest nonstop flight from Washington to San Juan (IAD-SJU) takes 6h 40m

Top Airlines Flying from Washington to San Juan

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Latest Flight Deals from Washington (IAD) to San Juan (SJU)

Compare and book low fare round-trip air tickets from Washington to San Juan. Ideal for travelers with confirmed return itineraries.

Jul 18 - Jul 27, Economy
F9
Washington → San Juan
20h 54m
1:21 PM - 2:15 AM • 1 stop
F9
Washington → San Juan
26h 50m
8:37 PM - 12:47 PM • 1 stop
$476
Frontier Airlines
Jul 18 - Jul 27, Economy
AA
Washington → San Juan
15h 17m
1:16 PM - 10:33 PM • 1 stop
AA
Washington → San Juan
10h 37m
6:00 AM - 12:37 PM • 1 stop
$538
American Airlines
Jul 20 - Jul 24, Economy
F9
Washington → San Juan
10h 57m
7:18 PM - 2:15 AM • 1 stop
F9
Washington → San Juan
15h 41m
8:52 AM - 6:33 PM • 1 stop
$551
Frontier Airlines
Jul 18 - Jul 27, Economy
UA
Washington → San Juan
11h 52m
6:33 AM - 1:45 PM • 1 stop
UA
Washington → San Juan
13h 48m
1:25 PM - 9:53 PM • 1 stop
$670
United Airlines
Jul 20 - Jul 24, Economy
DL
Washington → San Juan
13h 28m
12:37 PM - 8:45 PM • 1 stop
DL
Washington → San Juan
15h 16m
7:30 AM - 4:46 PM • 1 stop
$701
Delta Airlines
Jul 18 - Jul 27, Economy
UA
Washington → San Juan
6h 40m
5:24 PM - 9:24 PM • nonstop
UA
Washington → San Juan
6h 41m
4:55 PM - 8:56 PM • nonstop
$727
United Airlines

Fly from Washington to San Juan with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Washington to San Juan? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Washington to San Juan Flights

What are the airports in Washington?
IAD,BWI,DCA
What’s the most popular airline flying from IAD to SJU?
The most popular airline flying from Washington to San Juan are
Can I fly from IAD to SJU non-stop?
Yes, you can fly IAD to SJU non-stop on
Which airlines fly nonstop between Washington and San Juan?
The non-stop flights between Washington and San Juan are .
What’s the earliest departure time from IAD to SJU Airport?
The earliest flight leaves IAD at 6:33 am and lands in SJU - Luis Munoz Marin International
What are the airports in San Juan?
SJU
Can I make changes to my Washington to San Juan flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from IAD to SJU?
Read the fare rules of the Washington to San Juan air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Washington and San Juan?
operate flights between Washington and San Juan
How long does a flight from Washington to San Juan take?
It takes approximately 4 hour to fly non-stop from IAD to SJU, which is 1570.94 miles by air.
Which airlines provide the cheapest flights from Washington (IAD) to San Juan (SJU) ?
In the past couple of days, the cheapest tickets to SJU from IAD were found on UA : USD 670
Do I need a passport to fly between IAD and SJU?
Yes
What’s the latest departure time from IAD to SJU ?
The last flight leaves IAD at 7:18 pm

Washington (IAD) to San Juan (SJU): Airport Information

Origin Airport Washington Dulles International , Washington, US
Destination Airport Luis Munoz Marin International , San Juan, PR
Distance 1571 miles

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