Cheap Flight Tickets from Washington (IAD) to San Juan (SJU), Starting at $316

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

$621

DL Delta Airlines • 1 stop • 17h 18m

Aug 18 – Aug 25

The cheapest round trip flight from Washington to San Juan (IAD-SJU-IAD) is currently $621

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Cheapest Direct Flight

$316

UA United Airlines • nonstop • 5h 54m

Sep 03

The cheapest nonstop flight from Washington to San Juan (IAD-SJU) is currently $316

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Fastest Flight

5h 54m

The fastest nonstop flight from Washington to San Juan (IAD-SJU) takes 5h 54m

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.

Aug 18 - Aug 25, Economy
DL
Washington → San Juan
17h 18m
6:00 AM - 4:38 PM • 1 stop
DL
Washington → San Juan
10h 45m
5:49 PM - 12:34 AM • 1 stop
$621
Delta Airlines
Aug 18 - Aug 25, Economy
DL
Washington → San Juan
12h 6m
3:03 PM - 10:29 PM • 1 stop
DL
Washington → San Juan
10h 45m
5:49 PM - 12:34 AM • 1 stop
$621
Delta Airlines
Aug 18 - Aug 25, Economy
UA
Washington → San Juan
18h 21m
12:49 PM - 11:50 PM • 2 stops
UA
Washington → San Juan
5h 52m
4:55 PM - 8:47 PM • nonstop
$640
United Airlines
Aug 18 - Aug 25, Economy
UA
Washington → San Juan
28h 33m
10:29 PM - 3:42 PM • 1 stop
UA
Washington → San Juan
5h 52m
4:55 PM - 8:47 PM • nonstop
$786
United Airlines
Aug 18 - Aug 25, Economy
UA
Washington → San Juan
36h 45m
3:40 PM - 1:45 PM • 2 stops
UA
Washington → San Juan
14h 8m
3:56 PM - 12:44 AM • 1 stop
$806
United Airlines
Aug 18 - Aug 25, Economy
UA
Washington → San Juan
18h 35m
12:35 PM - 11:50 PM • 1 stop
UA
Washington → San Juan
18h 39m
1:25 PM - 12:44 AM • 2 stops
$942
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 6:00 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 640
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 10:29 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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