Q: How many flights are there between Washington, D.C. Dulles Intl Airport and San José per day?

There is a maximum of 1 nonstop flight a day that takes off from Washington, D.C. Dulles Intl Airport and lands in San José, with an average flight time of 4h 30m. The most common departure time is 1:00 a.m. and most flights take off at night. Each week, there are 3 flights. Visit our flight page for the latest deals!>/a>

Q: How many flights are there between Washington, D.C. Dulles Intl Airport and San José per day?

There is a maximum of 1 nonstop flight a day that takes off from Washington, D.C. Dulles Intl Airport and lands in San José, with an average flight time of 4h 30m. The most common departure time is 1:00 a.m. and most flights take off at night. Each week, there are 3 flights. Visit our flight page for the latest deals!>/a>

Question 1

How many flights are there between Washington, D.C. Dulles Intl Airport and San José per day?

Accepted Answer

There is a maximum of 1 nonstop flight a day that takes off from Washington, D.C. Dulles Intl Airport and lands in San José, with an average flight time of 4h 30m. The most common departure time is 1:00 a.m. and most flights take off at night. Each week, there are 3 flights. Visit our flight page for the latest deals!>/a>

Question 2

How many flights are there between Washington, D.C. Dulles Intl Airport and San José per day?

Accepted Answer

There is a maximum of 1 nonstop flight a day that takes off from Washington, D.C. Dulles Intl Airport and lands in San José, with an average flight time of 4h 30m. The most common departure time is 1:00 a.m. and most flights take off at night. Each week, there are 3 flights. Visit our flight page for the latest deals!>/a>

Question 3

What’s the earliest departure time from Washington, D.C. to San José?

Accepted Answer

Early birds can take the earliest flight from Washington, D.C. Dulles Intl Airport at 1:05 am and will be landing in San José at 3:35 am.

Question 4

What’s the latest departure time from Washington, D.C. to San José?

Accepted Answer

If you prefer to fly at night, the latest flight from Washington, D.C. Dulles Intl Airport to San José jets off at 1:05 am and lands at 3:35 am.

Question 5

Which airlines offer Wi-Fi service onboard planes from Washington, D.C. to San José?

Accepted Answer

Delta, and JetBlue offer inflight Wi-Fi service on the Washington, D.C. to San José flight route.

Question 6

Which aircraft models fly most regularly from Washington, D.C. to San José?

Accepted Answer

The Airbus A320neo is the aircraft model that flies most regularly on the Washington, D.C. to San José flight route.

Question 7

Which airline alliances offer flights from Washington, D.C. to San José?

Accepted Answer

Star Alliance is the only airline alliance operating flights between Washington, D.C. and San José.

Question 8

On which days can I fly direct from Washington, D.C. to San José?

Accepted Answer

You can catch a direct flight from Washington, D.C. to San José on Tuesday, Friday, and Sunday.

Question 9

Which other nearby cities are served by the Juan Santamaría International Airport (SJO)?

Accepted Answer

Juan Santamaría International Airport (SJO) primarily serves the capital city of Costa Rica, San José. However, it is also the main international gateway for travelers visiting various other cities and destinations within Costa Rica. They include Alajuela, Heredia, Cartago, and Jaco.

Question 10

What are the most popular connecting routes between Washington Dulles Airport (IAD) and Juan Santamaría International Airport (SJO)?

Accepted Answer

Many travelers between Washington Dulles Airport (IAD) and Juan Santamaría International Airport (SJO) connect through major US hubs such as Miami (MIA) or Dallas (DFW). These hubs offer multiple daily flights to SJO, providing convenient options for connecting passengers. Some connect through other Central American cities, such as Panama (PTY) or San Salvador (SAL).

Question 11

What are the most eco-friendly airlines offering flights from Washington Dulles International Airport (IAD) to Juan Santamaría International (SJO)?

Accepted Answer

Consider Delta, American Airlines, or Copa Airlines if you want to travel sustainably from Washington Dulles International Airport (IAD) to Juan Santamaría International (SJO). Delta has taken steps to reduce emissions and improve fuel efficiency. They've invested in modernizing their fleet, including more fuel-efficient aircraft. They also have a carbon offset program and initiatives to minimize waste.

Question 12

Do airlines offer family services on trips between Washington Dulles International Airport (IAD) and Juan Santamaría International (SJO)?

Accepted Answer

American Airlines, Copa Airlines, and Avianca are parents’ favorites between Washington Dulles International Airport (IAD) and Juan Santamaría International Airport (SJO). They offer in-flight entertainment options that often include a selection of family-friendly movies, TV shows, and games to keep children entertained during the journey.

Question 13

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to San José?

Accepted Answer

The cheapest month for flights from Washington, D.C. Dulles Intl Airport to San José is September, where tickets cost C$ 426 (return) on average. On the other hand, the most expensive months are December and April, where the average cost of round-trip tickets is C$ 853 and C$ 719 respectively.

Question 14

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to San José?

Accepted Answer

The cheapest month for flights from Washington, D.C. Dulles Intl Airport to San José is September, where tickets cost C$ 426 (return) on average. On the other hand, the most expensive months are December and April, where the average cost of round-trip tickets is C$ 853 and C$ 719 respectively.

Question 15

How does KAYAK find such low prices on flights from Washington, D.C. to San José?

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 Washington, D.C. to San José. <a href='/flight-routes/Washington-D-C-Dulles-Intl-IAD/San-Jose-Juan-Santamaria-Intl-SJO'>Visit our flight page for the latest deals!>/a>

Question 16

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to San José?

Accepted Answer

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San José from Washington, D.C. is likely to change within 7 days, so travellers know whether to wait or book now. <a href='/flight-routes/Washington-D-C-Dulles-Intl-IAD/San-Jose-Juan-Santamaria-Intl-SJO'>Visit our flight page for the latest deals!>/a>

Question 17

What is the Hacker Fare option on flights from Washington, D.C. to San José?

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 San José with an airline and back to Washington, D.C. with another airline. <a href='/flight-routes/Washington-D-C-Dulles-Intl-IAD/San-Jose-Juan-Santamaria-Intl-SJO'>Visit our flight page for the latest deals!>/a>

Question 18

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to San José?

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 San José from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. <a href='/flight-routes/Washington-D-C-Dulles-Intl-IAD/San-Jose-Juan-Santamaria-Intl-SJO'>Visit our flight page for the latest deals!>/a>

Question 19

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

Accepted Answer

There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 20

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

Accepted Answer

There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Question 21

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

Accepted Answer

To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to San José, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 13 weeks before departure.

Question 22

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

Accepted Answer

To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to San José, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 13 weeks before departure.

Low season	October
High season	December

IAD - SJO

Find cheap flights from Washington, D.C. to San José

KAYAK searches hundreds of travel sites at once for deals on flights to San José

Cheap Flights from Washington, D.C. to San José (IAD-SJO)

Recent round-trip flight deals from Washington, D.C. to San José

Recent one-way flight deals from Washington, D.C. to San José

Expert advice for your flight from Washington, D.C. to San José

KAYAK's insights & trends for Washington, D.C. to San José flights

Get data-powered insights and trends into flights from Washington, D.C. to San José to help you find the cheapest flights, the best time to fly and much more.

What is the cheapest month to fly from Washington, D.C. Dulles Intl Airport to San José?

The cheapest month for flights from Washington, D.C. Dulles Intl Airport to San José is September, where tickets cost C$ 426 (return) on average. On the other hand, the most expensive months are December and April, where the average cost of round-trip tickets is C$ 853 and C$ 719 respectively.

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

To get a below average price on the flight from Washington, D.C. Dulles Intl Airport to San José, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 13 weeks before departure.

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

There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

How many flights are there between Washington, D.C. Dulles Intl Airport and San José per day?

There is a maximum of 1 nonstop flight a day that takes off from Washington, D.C. Dulles Intl Airport and lands in San José, with an average flight time of 4h 30m. The most common departure time is 1:00 a.m. and most flights take off at night. Each week, there are 3 flights.

What’s the earliest departure time from Washington, D.C. to San José?

Early birds can take the earliest flight from Washington, D.C. Dulles Intl Airport at 1:05 am and will be landing in San José at 3:35 am.

What’s the latest departure time from Washington, D.C. to San José?

If you prefer to fly at night, the latest flight from Washington, D.C. Dulles Intl Airport to San José jets off at 1:05 am and lands at 3:35 am.

Good to know

When to book flights from Washington, D.C. to San José

FAQs for booking Washington, D.C. to San José flights

Which other nearby cities are served by the Juan Santamaría International Airport (SJO)?

Juan Santamaría International Airport (SJO) primarily serves the capital city of Costa Rica, San José. However, it is also the main international gateway for travelers visiting various other cities and destinations within Costa Rica. They include Alajuela, Heredia, Cartago, and Jaco.

What are the most popular connecting routes between Washington Dulles Airport (IAD) and Juan Santamaría International Airport (SJO)?

What are the most eco-friendly airlines offering flights from Washington Dulles International Airport (IAD) to Juan Santamaría International (SJO)?

Do airlines offer family services on trips between Washington Dulles International Airport (IAD) and Juan Santamaría International (SJO)?

Which airlines offer Wi-Fi service onboard planes from Washington, D.C. to San José?

Delta, and JetBlue offer inflight Wi-Fi service on the Washington, D.C. to San José flight route.

Which aircraft models fly most regularly from Washington, D.C. to San José?

The Airbus A320neo is the aircraft model that flies most regularly on the Washington, D.C. to San José flight route.

Which airline alliances offer flights from Washington, D.C. to San José?

Star Alliance is the only airline alliance operating flights between Washington, D.C. and San José.

On which days can I fly direct from Washington, D.C. to San José?

You can catch a direct flight from Washington, D.C. to San José on Tuesday, Friday, and Sunday.

How does KAYAK find such low prices on flights from Washington, D.C. to San José?

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 Washington, D.C. to San José.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to San José?

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

What is the Hacker Fare option on flights from Washington, D.C. to San José?

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 San José with an airline and back to Washington, D.C. with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to San José?

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 San José from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

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

Prefer to fly direct from Washington, D.C. to San José?

Everything you need to know for your flight from Washington, D.C. to San José

Information on your arrival and departure airports

Cabin class types available on flights to San José

Complete your trip to San José with a hotel stay or car rental

Find direct flights to and from Washington, D.C. and San José

Flights to other popular destinations

Flights from domestic origins to San José