flight_takeoff ORD → SJU

Cheap Flights from Chicago to San Juan

Compare fares on the long-haul international flight from Chicago to San Juan — a southeastbound route of about 2,074 miles, typically flown nonstop in around 4h 40m.

straighten

Distance

2,074 mi

3,338 km

schedule

Est. flight time

4h 40m

nonstop

flight

Nonstop service

Available

3 carriers

language

Time difference

2 hours ahead

San Juan

Flying from Chicago to San Juan

Flights from Chicago O'Hare International Airport (ORD) to Luis Munoz Marin International Airport (SJU) cover roughly 2,074 miles (3,338 km) on a southeastbound heading, a nonstop flight of about 4h 40m. The route crosses 2 time zones — San Juan is 2 hours ahead of Chicago. It's served by 3 airlines. As an international route, make sure your passport is valid and allow extra time for customs and immigration on arrival.

Lets Fly Travel compares live fares across hundreds of airlines to find the best deal on this route — and every booking is reviewed by a real travel agent before ticketing.

Airlines on this route

Carriers that have operated nonstop service between ORD and SJU include:

flightAmerican Airlines flightJetBlue Airways flightUnited Airlines

Airline availability and fares change over time — search your dates for current options.

Best time to fly Chicago to San Juan

Fare patterns and travel conditions vary by season. Here's what to expect on the ORD–SJU route throughout the year.

Jan–Feb

Winter is often off-peak for San Juan — expect fewer crowds and lower fares on the ORD–SJU route. Book early for spring breaks.

Mar–May

Spring brings pleasant weather to many destinations. Fares on the Chicago–San Juan route can spike around school holidays — compare a few nearby dates.

Jun–Aug

Peak summer travel season. Chicago to San Juan fares are typically at their highest. Book at least 6–8 weeks ahead and consider mid-week departures.

Sep–Oct

Shoulder season is often the sweet spot: good weather, thinner crowds, and more competitive fares on the ORD–SJU route.

Nov–Dec

Thanksgiving and Christmas drive fare spikes. If you're flying Chicago to San Juan for the holidays, book as early as possible.

flight_land Arriving at

Luis Munoz Marin International Airport

San Juan is served by Luis Munoz Marin International Airport (IATA: SJU , ICAO: TJSJ). The airport is located in Puerto Rico. As an international arrival, allow additional time for customs and immigration.

IATA Code

SJU

Flight Time

~4h 40m

Distance

2,074 mi

tips_and_updates Arrival tips

›Check in online to save time at the airport.
›Arrive 3 hours before departure.
›Carry a valid passport and check visa requirements.
›Compare fares across several nearby dates for best value.

Chicago to San Juan — FAQs

How long is the flight from Chicago to San Juan? expand_more

A nonstop flight from Chicago (ORD) to San Juan (SJU) takes approximately 4h 40m, covering a distance of about 2074 miles (3338 km). Actual flight time varies with aircraft, routing and winds.

Which airlines fly from Chicago to San Juan? expand_more

Airlines that have operated nonstop service on the ORD–SJU route include American Airlines, JetBlue Airways, United Airlines. Use our search to compare current carriers, schedules and fares.

Is there a nonstop flight from Chicago to San Juan? expand_more

Yes. The ORD–SJU route has nonstop service. Nonstop availability can vary by season and day of week, so check live results for your dates.

How far is San Juan from Chicago? expand_more

The distance from Chicago (ORD) to San Juan (SJU) is about 2074 miles (3338 km) as the crow flies.

What is the time difference between Chicago and San Juan? expand_more

San Juan is 2 hours ahead of Chicago. Factor the time change into your arrival and connection planning.

When is the best time to book flights from Chicago to San Juan? expand_more

For international trips like Chicago to San Juan, booking roughly 2–6 months ahead and flying mid-week (Tuesday/Wednesday) tends to surface the lowest fares. Set up a search early and compare a few date options.

Do I need a passport to fly from Chicago to San Juan? expand_more

Yes. Flights from Chicago to San Juan are international, so you'll need a valid passport — and possibly a visa, depending on your nationality and San Juan's entry requirements. Check the destination's current entry rules before you travel.