$117 Cheap United flights from Washington to San José (IAD to SJO)

Find The Best Day To Fly from Washington to San José

Amazing United IAD to SJO Flight Deals

The cheapest flights to Juan Santamaría Intl. found within the past 7 days were $255 round trip and $117 one way. Prices and availability subject to change. Additional terms may apply.

SJO From IAD Economy Coach Packages on Similar Airlines

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Frequently asked questions

Can I catch a flight from Washington Dulles Intl. Airport (IAD) to Juan Santamaria Intl. Airport right now?
For information on any present Juan Santamaria Intl. Airport (SJO) quarantine requirements and travel advice, visit our Covid-19 Travel Advisor. Check before you book your flight, so you don’t get caught up.
What terminal is United Airlines at Dulles Intl. Airport?
If you’re flying from IAD to Juan Santamaria Intl. Airport (SJO), it’s likely you’ll be arriving at terminal M. We can’t say for sure which terminal you’ll be departing from — it’s a good idea to check with your airline.
Are there United Airlines non-stop flights from IAD to SJO?
Direct flights are on offer with United Airlines, which means you can get from Dulles Intl. Airport to SJO the easy way. Those thrilling travel experiences you’re craving are a single flight away.
How long is a United Airlines flight from IAD to SJO?
Get some in-flight shut-eye and start your getaway relaxed and refreshed. You’ll have more than enough time to do so when traveling with United Airlines between IAD and Juan Santamaria Intl. Airport (SJO), with the flight taking on average 5 hours and 55 minutes.
What type of aircraft does United Airlines fly from IAD to SJO?
Fasten your seat belt and get comfortable on the Boeing 737-800. This airplane is typically used on the IAD to SJO route when flying with United Airlines.
How many direct and indirect flights does United Airlines fly from IAD to SJO?
You’ve got a number of options if you’re planning to fly from IAD to SJO. There are around 21 United Airlines flights available monthly.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight to Juan Santamaria Intl. Airport, please visit our Customer Service Portal.
What is the best day to buy a plane ticket?
This just in! Airfares offered on Thursdays tend to be the cheapest, according to flight demand on Travelocity in 2021. Tuesday and Wednesday prices are also good, but you may want to prepare your budget if booking during the weekend, as data shows that is when prices are generally at their highest.
What are the cheapest days to fly?
Frequent travelers may already know this, but earlier in the week can be the cheapest time to fly. In 2021, flights departing on a Monday were generally the cheapest of the week, whereas you may pay a premium for weekend flights when demand is usually high. On average, tickets were most expensive for Saturday departures, so if you need to fly out on a weekend, you might look for deals ahead of time.
How far in advance can you book a flight?
Trying to figure out how early you should book your flight? It’s possible to start comparing international airfares on Travelocity up to 12 months in advance. However, it does depend on the carrier as not all airlines release their prices that far out. According to our 2021 flight demand trends, last minute planners can still bag a bargain with some of the cheapest fares appearing 0-2 weeks prior to their travel dates.*According to flight demand on Travelocity.com from January to December 2021. Savings are subject to change based on departure location, date and destination.

Discover our best United flight from Washington IAD to San José SJO 

To find the best deals on flights to Washington from San José with United, just enter your travel dates, filter by United, and hit search. You’ll find flights to choose from and can sort by price, flight duration, and arrival or departure time.  

 

Return flights from Washington IAD to San José SJO with United 

If you’re planning a round trip, booking return flights with United is usually the most cost-effective option. With airfares ranging from $255 to $276, it’s easy to find a flight that suits your budget. Prices and availability subject to change. Additional terms may apply. 

 

Book one-way United flights from Washington IAD to San José SJO 

A one-way ticket gives you much greater flexibility—allowing you to choose your return date, destination, and time whenever you’re ready. By booking in advance you can find great deals on one-way tickets too. Right now, a one-way United flight from Washington to San José costs from $117. Prices and availability subject to change. Additional terms may apply. 

 

The easy way to find cheap flights to San José SJO from  Washington IAD with United 

To find a cheap United flight from Washington IAD to San José SJO, sort your search results by price or filter by budget. Thanks to Travelocity’s Price Match Promise, if you find a better airfare deal anywhere else within 24 hours, we’ll credit or refund the difference. 

 

How to find our best airfare deals on United flights from Washington IAD to San José SJO 

If you’re looking for cheap flights, it helps to be flexible when it comes to your travel dates. You’ll usually find lower cost tickets when you travel during quieter months such as March, or if you book a flight with a stopover. 

 

Find nonstop flights from Washington IAD to San José SJO with United 

If you’re keen to be on San José soil fast, don’t waste time with a stopover—filter your search results to show direct United flights only. The journey takes around hour(s) min(s) – so you’ll be there before you know it. 

 

Flexible airline tickets for United flights from Washington IAD to San José SJO 

Make sure you’re not out of pocket if plans change by choosing a flexible ticket with penalty-free amendment and cancellation options. Use our ‘no change fee’ filter to see which flights have this option.  

 

There are a lot of reasons to book your flights to San José SJO from  Washington IAD with United on Travelocity 

At Travelocity our vast and up-to-the-minute inventory puts all of our best flight deals in one place. So, whether you’re traveling on business or jetting off with friends and family, you can trust Travelocity to get you there.

United Airports
Hop on a(n) United flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
ORDUSAO'Hare Intl.227
DENUSADenver Intl.226
IAHUSAGeorge Bush Intercontinental136
IADUSAWashington Dulles Intl.100
SFOUSASan Francisco Intl.64
LAXUSALos Angeles Intl.23
EWRUSALiberty Intl.20
FRADEUFrankfurt Intl.19
NRTJPNNarita Intl.19
PEKCHNCapital Intl.16

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This hotel features a restaurant, an outdoor pool, and a bar/lounge. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public ...
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Hilton Garden Inn San Jose Airport City Mall
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Courtyard by Marriott San Jose Airport Alajuela
3.5 out of 5
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This hotel features an outdoor pool, a 24-hour gym, and a restaurant. Traveling on business? Take advantage of the 24-hour business center, free WiFi in public ...
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Reviewed on Apr 22, 2025

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Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.
*Price based on the lowest price found within past 24 hours and based upon one night stay for two adults over the next thirty days. Prices and availability subject to change. Additional terms may apply.