Question 1

Which is the best airline for flights from San Juan to Washington, D.C., United Airlines or Frontier?

Accepted Answer

The two airlines most popular with KAYAK users for flights from San Juan to Washington, D.C. are United Airlines and Frontier. With an average price for the route of $421 and an overall rating of 7.4, United Airlines is the most popular choice. Frontier is also a great choice for the route, with an average price of $168 and an overall rating of 5.6.

Question 2

How long does a flight from San Juan to Washington Dulles Airport take?

Accepted Answer

The average nonstop flight takes 3h 52m, covering a distance of 1,573 miles.

Question 3

How many flights are there between San Juan Luis Munoz Marin Intl Airport and Washington, D.C. Dulles Intl Airport per day?

Accepted Answer

Each day, there are 2 nonstop flights that take off from San Juan Luis Munoz Marin Intl Airport and land in Washington, D.C. Dulles Intl Airport, with an average flight time of 3h 56m. The most common departure time is 4:00 pm and most flights take off in the afternoon. Each week, there are 14 flights and there are the same amount of flights each day (2).

Question 4

How many flights are there between San Juan Luis Munoz Marin Intl Airport and Washington, D.C. Dulles Intl Airport per day?

Accepted Answer

Each day, there are 2 nonstop flights that take off from San Juan Luis Munoz Marin Intl Airport and land in Washington, D.C. Dulles Intl Airport, with an average flight time of 3h 56m. The most common departure time is 4:00 pm and most flights take off in the afternoon. Each week, there are 14 flights and there are the same amount of flights each day (2).

Question 5

What is the cheapest flight from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

In the last 5 days, the lowest price for a flight from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport was $157 for a one-way ticket and $295 for a round-trip.

Question 6

Do I need a passport to fly between San Juan and Washington Dulles Airport?

Accepted Answer

Yes, you'll most likely have to show a valid passport before boarding the plane in San Juan and on arrival in Washington Dulles Airport.

Question 7

What’s the cheapest day of the week to fly from San Juan to Washington Dulles Airport?

Accepted Answer

If you are looking for a flight deal from San Juan to Washington Dulles Airport, look for departures on Thursdays and avoid leaving on a Monday, as it's usually the priciest day. When flying back from Washington Dulles Airport, Sunday is the cheapest day to fly and Friday is the most expensive.

Question 8

What’s the cheapest day of the week to fly from San Juan to Washington Dulles Airport?

Accepted Answer

If you are looking for a flight deal from San Juan to Washington Dulles Airport, look for departures on Thursdays and avoid leaving on a Monday, as it's usually the priciest day. When flying back from Washington Dulles Airport, Sunday is the cheapest day to fly and Friday is the most expensive.

Question 9

Which airports will I be using when flying from San Juan to Washington Dulles Airport?

Accepted Answer

San Juan and Washington Dulles Airport are both served by 1 main airport. You will leave San Juan from San Juan Luis Munoz Marin Intl and will be arriving at Washington, D.C. Dulles Intl.

Question 10

What’s the earliest departure time from San Juan to Washington Dulles Airport?

Accepted Answer

Early birds can take the earliest flight from San Juan Luis Munoz Marin Intl Airport at 7:20 am and will be landing in Washington, D.C. Dulles Intl Airport at 11:21 am.

Question 11

What’s the latest departure time from San Juan to Washington Dulles Airport?

Accepted Answer

If you prefer to fly at night, the latest flight from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport jets off at 4:55 pm and lands at 8:56 pm.

Question 12

Which airlines fly non-stop between San Juan Luis Munoz Marin Intl Airport and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 2 airlines that fly nonstop from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport. They are Frontier and United Airlines. The cheapest airline for this route is Frontier, with the best round-trip deal found costing $76. On average, the best prices for this route can be found at Frontier.

Question 13

Which airlines fly non-stop between San Juan Luis Munoz Marin Intl Airport and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 2 airlines that fly nonstop from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport. They are Frontier and United Airlines. The cheapest airline for this route is Frontier, with the best round-trip deal found costing $76. On average, the best prices for this route can be found at Frontier.

Question 14

Which airlines offer Wi-Fi service onboard planes from San Juan to Washington Dulles Airport?

Accepted Answer

All the following airlines offer inflight Wi-Fi service on the San Juan to Washington Dulles Airport flight route: JetBlue, Iberia, Finnair, British Airways, Delta, and Air Canada.

Question 15

Which aircraft models fly most regularly from San Juan to Washington Dulles Airport?

Accepted Answer

The Airbus A321neo is the aircraft model that flies most regularly on the San Juan to Washington Dulles Airport flight route.

Question 16

Which airline alliances offer flights from San Juan to Washington Dulles Airport?

Accepted Answer

Star Alliance is the only airline alliance operating flights between San Juan and Washington Dulles Airport.

Question 17

On which days can I fly direct from San Juan to Washington Dulles Airport?

Accepted Answer

There are nonstop flights from San Juan to Washington Dulles Airport on a daily basis.

Question 18

What is the cheapest month to fly from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The cheapest month for flights from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport is January, where tickets cost $114 (return) on average. On the other hand, the most expensive months are June and March, where the average cost of round-trip tickets is $539 and $491 respectively.

Question 19

What is the cheapest month to fly from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The cheapest month for flights from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport is January, where tickets cost $114 (return) on average. On the other hand, the most expensive months are June and March, where the average cost of round-trip tickets is $539 and $491 respectively.

Question 20

How does KAYAK find such low prices on flights from San Juan to Washington Dulles Airport?

Accepted Answer

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from San Juan to Washington Dulles Airport.

Question 21

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from San Juan to Washington Dulles Airport?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport from San Juan is likely to change within 7 days, so travelers know whether to wait or book now.

Question 22

What is the Hacker Fare option on flights from San Juan to Washington Dulles Airport?

Accepted Answer

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport with an airline and back to San Juan with another airline. Booking your flights between San Juan and IAD can sometimes prove cheaper using this method.

Question 23

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from San Juan to Washington Dulles Airport?

Accepted Answer

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Washington Dulles Airport from San Juan up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Question 24

Which cabin class options are there for flights between San Juan Luis Munoz Marin Intl Airport and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 25

Which cabin class options are there for flights between San Juan Luis Munoz Marin Intl Airport and Washington, D.C. Dulles Intl Airport?

Accepted Answer

There are 4 cabin class options for the route. These are First, Business, Economy and Prem Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 26

Which airlines provide the cheapest flights from San Juan to Washington Dulles Airport?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from San Juan to Washington Dulles Airport were found on Frontier ($295) and American Airlines ($296).

Question 27

Which airlines provide the cheapest flights from San Juan to Washington Dulles Airport?

Accepted Answer

In the past 5 days, the cheapest round-trip tickets from San Juan to Washington Dulles Airport were found on Frontier ($295) and American Airlines ($296).

Question 28

How far in advance should I book a flight from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

To get a below average price on the flight from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport, you should book around 3 weeks before departure, which saves you about 60% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 5 weeks before departure.

Question 29

How far in advance should I book a flight from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

To get a below average price on the flight from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport, you should book around 3 weeks before departure, which saves you about 60% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 5 weeks before departure.

Question 30

How much is a round-trip flight from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport?

Accepted Answer

Flight prices are typical for this route right now.Flights to Washington, D.C. Dulles Intl Airport from San Juan Luis Munoz Marin Intl Airport usually cost between $216 and $467 in August.
The lowest price found in the past 5 days was $295 on Frontier (Aug 20-Aug 24).

Question 31

What are the most popular airlines flying to Washington, D.C. Dulles Intl Airport?

Accepted Answer

The most popular airline among KAYAK users flying to Washington, D.C. Dulles Intl Airport is United Airlines, followed by Frontier.

Low season	September
High season	December
Cheapest flight	$157

SJU - IAD

$157 Find Cheap Flights from San Juan to Washington Dulles Airport - Compare and Save

Everything you should know

Cheap Flights from San Juan to Dulles Intl (SJU-IAD)

Recent round-trip flight deals from San Juan to Dulles Intl

Recent one-way flight deals from San Juan to Dulles Intl

Recent last minute flight deals from San Juan to Dulles Intl

Recent direct flight deals from San Juan to Dulles Intl

KAYAK's insights & trends for San Juan to Dulles Intl flights

How much is a round-trip flight from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport?

What’s the cheapest day of the week to fly from San Juan to Washington Dulles Airport?

What is the cheapest month to fly from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport?

How far in advance should I book a flight from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport?

Which airlines provide the cheapest flights from San Juan to Washington Dulles Airport?

Which airlines fly non-stop between San Juan Luis Munoz Marin Intl Airport and Washington, D.C. Dulles Intl Airport?

Which cabin class options are there for flights between San Juan Luis Munoz Marin Intl Airport and Washington, D.C. Dulles Intl Airport?

How many flights are there between San Juan Luis Munoz Marin Intl Airport and Washington, D.C. Dulles Intl Airport per day?

How long does a flight from San Juan to Washington Dulles Airport take?

What’s the earliest departure time from San Juan to Washington Dulles Airport?

What’s the latest departure time from San Juan to Washington Dulles Airport?

Expert advice for your flight from San Juan to Dulles Intl

Good to know

Low season

High season

Cheapest flight

When to book flights from San Juan to Dulles Intl

FAQs for booking San Juan to Washington Dulles Airport flights

KAYAK’s top tips for finding a cheap flight from San Juan Luis Munoz Marin Intl Airport to Washington, D.C. Dulles Intl Airport

Prefer to fly direct from San Juan to Washington Dulles Airport?

Everything you need to know for your flight from San Juan to Dulles Intl

Information on your arrival and departure airports

Cabin class types available on flights to Dulles Intl

Complete your trip to Dulles Intl with a hotel stay or car rental

Find direct flights to and from San Juan and Dulles Intl

Flights to other popular destinations

Flights from domestic origins to San Juan

Choose which airport to fly into in San Juan

Find deals for your return flight