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Cheap Flights from Sydney to San Juan

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AA Return flights from $1,361

Dep.art Wed 19 AugRet.urn Mon 31 Aug^$1,361

Dep.art Mon 27 JulRet.urn Mon 10 Aug^$1,362

AAShow more Flights

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$1,362

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$1,362

Dep.art Wed 29 JulRet.urn Tue 11 Aug^$1,362

Dep.art Wed 29 JulRet.urn Wed 19 Aug^$1,362

Dep.art Mon 27 JulRet.urn Tue 11 Aug^$1,368

Dep.art Tue 04 AugRet.urn Tue 18 Aug^$1,368

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$1,368

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$1,368

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$1,368

Dep.art Mon 20 JulRet.urn Mon 03 Aug^$1,372

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$1,373

Dep.art Tue 29 SepRet.urn Tue 06 Oct^$1,628

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$1,653

Dep.art Mon 20 JulRet.urn Fri 25 Sep^$2,322

Dep.art Wed 08 JulRet.urn Fri 17 Jul^$2,814

UA Return flights from $1,377

Dep.art Wed 19 AugRet.urn Mon 31 Aug^$1,377

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$1,377

UAShow more Flights

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$1,381

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$1,382

Dep.art Mon 27 JulRet.urn Tue 11 Aug^$1,382

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$1,382

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$1,382

Dep.art Mon 27 JulRet.urn Mon 10 Aug^$1,396

Dep.art Tue 04 AugRet.urn Tue 18 Aug^$1,460

Dep.art Wed 29 JulRet.urn Wed 19 Aug^$1,460

Dep.art Wed 29 JulRet.urn Tue 11 Aug^$1,460

Dep.art Mon 20 JulRet.urn Fri 25 Sep^$1,650

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$1,650

Dep.art Mon 20 JulRet.urn Mon 03 Aug^$1,728

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$1,775

Dep.art Tue 29 SepRet.urn Tue 06 Oct^$1,777

Dep.art Wed 08 JulRet.urn Fri 17 Jul^$2,548

DL Return flights from $1,411

Dep.art Wed 19 AugRet.urn Mon 31 Aug^$1,411

Dep.art Wed 29 JulRet.urn Wed 19 Aug^$1,411

DLShow more Flights

Dep.art Wed 29 JulRet.urn Tue 11 Aug^$1,411

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$1,411

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$1,411

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$1,411

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$1,642

Dep.art Tue 04 AugRet.urn Tue 18 Aug^$1,910

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$1,910

Dep.art Mon 27 JulRet.urn Tue 11 Aug^$1,910

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$1,910

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$1,910

Dep.art Tue 29 SepRet.urn Tue 06 Oct^$1,994

Dep.art Mon 27 JulRet.urn Mon 10 Aug^$2,408

Dep.art Mon 20 JulRet.urn Mon 03 Aug^$2,408

Dep.art Mon 20 JulRet.urn Fri 25 Sep^$2,741

Dep.art Wed 08 JulRet.urn Fri 17 Jul^$7,472

F9,QF Return flights from $1,913

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$1,913

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,063

F9,QFShow more Flights

Dep.art Mon 27 JulRet.urn Tue 11 Aug^$2,303

Dep.art Wed 19 AugRet.urn Mon 31 Aug^$2,309

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$2,310

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$2,333

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$2,371

Dep.art Wed 29 JulRet.urn Wed 19 Aug^$2,378

Dep.art Wed 29 JulRet.urn Tue 11 Aug^$2,426

Dep.art Mon 27 JulRet.urn Mon 10 Aug^$2,442

Dep.art Mon 20 JulRet.urn Mon 03 Aug^$2,450

Dep.art Mon 20 JulRet.urn Fri 25 Sep^$2,471

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$2,483

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$2,559

Dep.art Tue 29 SepRet.urn Tue 06 Oct^$2,950

Dep.art Wed 08 JulRet.urn Fri 17 Jul^$6,440

AS,F9 Return flights from $2,137

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$2,137

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$2,137

AS,F9Show more Flights

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$2,138

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,256

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$2,322

Dep.art Tue 29 SepRet.urn Tue 06 Oct^$2,995

AS,F9,NH Return flights from $2,176

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,176

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$2,236

AS,F9,NHShow more Flights

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$2,310

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$3,157

AS,F9,QF Return flights from $2,250

Dep.art Tue 04 AugRet.urn Tue 18 Aug^$2,250

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$2,274

AS,F9,QFShow more Flights

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$2,284

Dep.art Wed 29 JulRet.urn Tue 11 Aug^$2,290

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$2,291

Dep.art Mon 27 JulRet.urn Tue 11 Aug^$2,310

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$2,339

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$2,357

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$2,373

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,418

Dep.art Tue 29 SepRet.urn Tue 06 Oct^$2,494

AS,B6,F9,QF Return flights from $2,287

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$2,287

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$2,321

AS,B6,F9,QFShow more Flights

Dep.art Tue 04 AugRet.urn Tue 18 Aug^$2,332

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$2,362

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$2,373

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$2,386

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$2,408

Dep.art Wed 29 JulRet.urn Wed 19 Aug^$2,438

Dep.art Mon 27 JulRet.urn Tue 11 Aug^$2,452

Dep.art Tue 29 SepRet.urn Tue 06 Oct^$2,479

Dep.art Mon 20 JulRet.urn Fri 25 Sep^$2,498

Dep.art Wed 29 JulRet.urn Tue 11 Aug^$2,503

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,524

Dep.art Wed 19 AugRet.urn Mon 31 Aug^$2,562

Dep.art Mon 27 JulRet.urn Mon 10 Aug^$2,700

F9,NH,QF Return flights from $2,308

Dep.art Wed 29 JulRet.urn Wed 19 Aug^$2,308

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$2,335

F9,NH,QFShow more Flights

Dep.art Wed 29 JulRet.urn Tue 11 Aug^$2,341

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$2,343

Dep.art Mon 27 JulRet.urn Tue 11 Aug^$2,361

Dep.art Wed 19 AugRet.urn Mon 31 Aug^$2,367

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$2,369

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,371

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$2,457

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$2,480

B6,F9,QF Return flights from $2,333

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$2,333

Dep.art Wed 19 AugRet.urn Mon 31 Aug^$2,356

B6,F9,QFShow more Flights

Dep.art Mon 27 JulRet.urn Mon 10 Aug^$2,365

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$2,367

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$2,367

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$2,431

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$2,442

Dep.art Mon 27 JulRet.urn Tue 11 Aug^$2,464

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$2,506

Dep.art Mon 20 JulRet.urn Mon 03 Aug^$2,513

Dep.art Mon 20 JulRet.urn Fri 25 Sep^$2,525

Dep.art Wed 29 JulRet.urn Tue 11 Aug^$2,544

Dep.art Wed 29 JulRet.urn Wed 19 Aug^$2,544

Dep.art Tue 04 AugRet.urn Tue 18 Aug^$2,549

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,596

Dep.art Tue 29 SepRet.urn Tue 06 Oct^$2,723

Dep.art Wed 08 JulRet.urn Fri 17 Jul^$4,675

B6,F9,NH,QF Return flights from $2,340

Dep.art Tue 04 AugRet.urn Tue 18 Aug^$2,340

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$2,345

B6,F9,NH,QFShow more Flights

Dep.art Wed 29 JulRet.urn Wed 19 Aug^$2,351

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$2,371

Dep.art Mon 27 JulRet.urn Mon 10 Aug^$2,372

Dep.art Wed 19 AugRet.urn Mon 31 Aug^$2,388

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$2,390

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$2,403

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,436

Dep.art Mon 27 JulRet.urn Tue 11 Aug^$2,460

Dep.art Wed 29 JulRet.urn Tue 11 Aug^$2,512

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$2,561

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$2,600

F9,FJ,QF Return flights from $2,350

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$2,350

Dep.art Tue 04 AugRet.urn Tue 18 Aug^$2,355

F9,FJ,QFShow more Flights

Dep.art Wed 29 JulRet.urn Tue 11 Aug^$2,357

Dep.art Mon 27 JulRet.urn Tue 11 Aug^$2,377

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$2,385

Dep.art Wed 19 AugRet.urn Mon 31 Aug^$2,410

Dep.art Mon 27 JulRet.urn Mon 10 Aug^$2,417

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$2,494

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,621

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$2,640

Dep.art Mon 20 JulRet.urn Mon 03 Aug^$2,771

Dep.art Mon 20 JulRet.urn Fri 25 Sep^$2,902

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$4,458

Dep.art Wed 08 JulRet.urn Fri 17 Jul^$4,459

AS,B6,F9 Return flights from $2,351

Dep.art Tue 04 AugRet.urn Tue 18 Aug^$2,351

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$2,403

AS,B6,F9Show more Flights

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$2,442

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$2,470

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$2,477

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,500

Dep.art Tue 29 SepRet.urn Tue 06 Oct^$3,001

AS,B6,F9,NH Return flights from $2,362

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$2,362

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$2,375

AS,B6,F9,NHShow more Flights

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,412

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$2,697

B6,QF Return flights from $2,377

Dep.art Wed 19 AugRet.urn Mon 31 Aug^$2,377

Dep.art Thu 06 AugRet.urn Wed 19 Aug^$2,379

B6,QFShow more Flights

Dep.art Mon 27 JulRet.urn Mon 10 Aug^$2,413

Dep.art Tue 18 AugRet.urn Mon 31 Aug^$2,425

Dep.art Tue 21 JulRet.urn Tue 11 Aug^$2,495

Dep.art Tue 04 AugRet.urn Wed 19 Aug^$2,547

Dep.art Mon 20 JulRet.urn Fri 25 Sep^$2,623

Dep.art Tue 28 JulRet.urn Tue 11 Aug^$2,649

Dep.art Thu 30 JulRet.urn Thu 20 Aug^$2,684

Dep.art Mon 20 JulRet.urn Mon 03 Aug^$2,691

Dep.art Tue 04 AugRet.urn Tue 18 Aug^$2,692

Dep.art Mon 27 JulRet.urn Tue 11 Aug^$2,701

Dep.art Wed 29 JulRet.urn Wed 19 Aug^$2,713

Dep.art Wed 29 JulRet.urn Tue 11 Aug^$2,751

Dep.art Thu 30 JulRet.urn Tue 11 Aug^$2,799

Dep.art Tue 29 SepRet.urn Tue 06 Oct^$2,825

Dep.art Wed 08 JulRet.urn Fri 17 Jul^$4,046

Prices are from searches made in the last 24 hours and current prices may differ.

Do you need to catch a flight to Sydney? Check out our domestic flights to Sydney. If Sydney is not your closest airport, then here are all our flights to San Juan from Australia and flights to Puerto Rico. Maybe a different destination? Here are all the flights from Sydney

Cheapest Time of Year to Fly from Sydney to San Juan

Return fares from Sydney to San Juan by month, based on the cheapest return airfares found for each month.

Aug 2026

$1,346

Sep 2026

$2,693

Oct 2026

$2,340

Nov 2026

$2,522

The cheapest month to fly to San Juan is August 2026, with return fares from $1,346 — 50% cheaper than the most expensive month (September 2026, from $2,693).

When Should You Fly to San Juan?

Based on the fares we've tracked, August is typically the cheapest month to fly to San Juan, with return fares from $1,346. September is the most expensive month, with the cheapest return fares around $2,693.

Across the year, return fares to San Juan average around $2,225. If you can travel in the off-peak months of August, October and November, you'll generally pay up to 40% less than the yearly average.

Cheapest Sydney to San Juan Return Prices

These are the cheapest prices for Sydney to San Juan return airfares.

August 2026

$1,346

September 2026

$2,693

October 2026

$2,340

November 2026

$2,522

Average Sydney to San Juan Return Prices

These are the average prices for Sydney to San Juan return airfares.

August 2026

$3,772

September 2026

$3,282

October 2026

$3,209

November 2026

$3,197

January 2027

$3,715

April 2027

$4,203

May 2027

$6,301

Frequently Asked Questions about flying from Sydney to San Juan

When is the cheapest time to travel from Sydney to San Juan?

The cheapest month to travel is typically August.

How much do return flights from Sydney to San Juan cost?

The best price we found for a return flight from Sydney to San Juan is $1362.

What is the cheapest date to fly from Sydney to San Juan?

Currently, the cheapest date for a return flight from Sydney to San Juan is 19 August 2026.

What is the cheapest airline that flys from Sydney to San Juan?

Currently, the cheapest airline that flys from Sydney to San Juan is American Airlines.

How long does a direct flight from Sydney to San Juan take?

We were not able to find any direct flights to San Juan.

What is the IATA airport code for San Juan?

The IATA code for San Juan is SJU. It is located in Puerto Rico at coordinates 18.43646, -66.00506.

When should you book flights to San Juan?

From our data, you should book flights to San Juan 60 days out.

How I Want That Flight can help you

What's the benefit of using I Want That Flight for my Sydney to San Juan flight?

Think of us as your personal shortcut to a great deal. Instead of you opening fifty different tabs, we instantly cross-check rates across heaps of airlines and booking sites to score you the sweet spot on pricing. Millions of holidaymakers count on us every year to get them airborne, so you're running with a pretty savvy crowd.

Can you sort me out with direct flights from Sydney to San Juan?

100%. As soon as the page finishes loading your options, hit the "Direct" filter. The layovers will vanish, leaving you with only the non-stop routes.

How does I Want That Flight find me the best Sydney to San Juan flights?

Once you punch your details into our search tool, we unlock all kinds of handy tricks to map out your journey. We’ll map out the most budget-friendly calendar dates and takeoff slots, and let you slice and dice the data until you pinpoint the exact itinerary that works for you.

I'm still in the planning phase. Can you ping me if Sydney to San Juan fares drop?

No worries at all. Just kick off a quick search, drop your email into our price tracker, and we’ll send a heads-up straight to your inbox the moment the price drops.