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Cheap Flights from Sydney to Hanoi

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Reverse direction: HAN to SYD

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VJ Return flights from £271
Dep. Wed 05 MayRet. Fri 21 May£271
Dep. Tue 11 MayRet. Wed 26 May£271
TR,VJ Return flights from £301
Dep. Tue 11 MayRet. Wed 26 May£301
Dep. Wed 05 MayRet. Fri 21 May£320
H1,TR Return flights from £305
Dep. Wed 05 MayRet. Sat 05 Jun£305
Dep. Tue 11 MayRet. Wed 26 May£426
H1,TRShow more Flights
Dep. Tue 11 MayRet. Sun 23 May£426
Dep. Wed 12 MayRet. Tue 25 May£437
Dep. Wed 05 MayRet. Sun 16 May£455
Dep. Wed 05 MayRet. Mon 17 May£461
Dep. Wed 05 MayRet. Fri 21 May£463
Dep. Thu 06 MayRet. Mon 17 May£467
Dep. Sat 13 MarRet. Wed 14 Apr£481
Dep. Mon 17 MayRet. Sun 23 May£494
Dep. Sat 07 NovRet. Sun 13 Jun£503
Dep. Tue 23 MarRet. Thu 01 Apr£504
Dep. Fri 26 MarRet. Wed 14 Apr£637
Dep. Wed 07 AprRet. Fri 16 Apr£667
Dep. Sun 27 DecRet. Sun 03 Jan£1,059
Dep. Tue 29 DecRet. Sat 09 Jan£1,094
Dep. Thu 24 DecRet. Tue 12 Jan£1,205
Dep. Sat 26 DecRet. Sun 03 Jan£1,242
Dep. Sat 19 DecRet. Sat 02 Jan£1,249
Dep. Thu 24 DecRet. Sun 10 Jan£1,263
Dep. Thu 24 DecRet. Mon 11 Jan£1,283
MF Return flights from £309
Dep. Mon 19 OctRet. Tue 10 Nov£309
Dep. Mon 26 OctRet. Mon 16 Nov£317
MFShow more Flights
Dep. Sat 20 FebRet. Mon 22 Mar£499
Dep. Sat 07 NovRet. Sun 13 Jun£553
Dep. Tue 11 MayRet. Sun 23 May£572
Dep. Tue 11 MayRet. Wed 26 May£575
Dep. Wed 12 MayRet. Tue 25 May£575
Dep. Mon 17 MayRet. Sun 23 May£575
Dep. Wed 05 MayRet. Fri 21 May£598
Dep. Wed 05 MayRet. Mon 17 May£598
Dep. Wed 05 MayRet. Sun 16 May£598
Dep. Wed 05 MayRet. Sat 05 Jun£598
Dep. Tue 23 MarRet. Thu 01 Apr£677
Dep. Wed 07 AprRet. Fri 16 Apr£725
Dep. Sat 10 AprRet. Tue 20 Apr£725
Dep. Sat 13 MarRet. Wed 14 Apr£729
Dep. Thu 06 MayRet. Mon 17 May£805
Dep. Fri 26 MarRet. Wed 14 Apr£839
Dep. Sat 10 AprRet. Sun 25 Apr£845
Dep. Tue 05 JanRet. Mon 22 Feb£899
Dep. Sun 27 DecRet. Sun 03 Jan£1,151
Dep. Tue 29 DecRet. Sat 09 Jan£1,167
Dep. Sat 19 DecRet. Sat 02 Jan£1,214
Dep. Sat 26 DecRet. Sun 03 Jan£1,228
Dep. Thu 24 DecRet. Tue 12 Jan£1,239
Dep. Thu 24 DecRet. Mon 11 Jan£1,239
Dep. Thu 24 DecRet. Sun 10 Jan£1,261
H1 Return flights from £310
Dep. Wed 05 MayRet. Fri 21 May£310
Dep. Wed 12 MayRet. Tue 25 May£313
H1Show more Flights
Dep. Wed 05 MayRet. Sun 16 May£313
Dep. Mon 17 MayRet. Sun 23 May£313
Dep. Wed 05 MayRet. Mon 17 May£329
Dep. Tue 11 MayRet. Wed 26 May£335
Dep. Wed 05 MayRet. Sat 05 Jun£336
Dep. Tue 11 MayRet. Sun 23 May£339
Dep. Thu 06 MayRet. Mon 17 May£357
Dep. Mon 19 OctRet. Tue 10 Nov£494
Dep. Fri 26 MarRet. Wed 14 Apr£591
Dep. Wed 07 AprRet. Fri 16 Apr£719
Dep. Sat 10 AprRet. Tue 20 Apr£793
Dep. Sat 10 AprRet. Sun 25 Apr£794
Dep. Thu 24 DecRet. Tue 12 Jan£1,346
Dep. Sun 27 DecRet. Sun 03 Jan£1,397
Dep. Thu 24 DecRet. Sun 10 Jan£1,402
JQ,VJ Return flights from £312
Dep. Tue 11 MayRet. Wed 26 May£312
Dep. Wed 05 MayRet. Fri 21 May£411
H1,VJ Return flights from £325
Dep. Wed 05 MayRet. Fri 21 May£325
Dep. Tue 11 MayRet. Wed 26 May£349
TR Return flights from £331
Dep. Tue 11 MayRet. Wed 26 May£331
Dep. Sat 20 FebRet. Mon 22 Mar£336
TRShow more Flights
Dep. Wed 05 MayRet. Sat 05 Jun£342
Dep. Wed 05 MayRet. Fri 21 May£364
Dep. Wed 05 MayRet. Mon 17 May£368
Dep. Thu 06 MayRet. Mon 17 May£389
Dep. Tue 23 MarRet. Thu 01 Apr£413
Dep. Sat 13 MarRet. Wed 14 Apr£418
Dep. Wed 07 AprRet. Fri 16 Apr£482
Dep. Fri 26 MarRet. Wed 14 Apr£524
Dep. Tue 05 JanRet. Mon 22 Feb£615
Dep. Tue 29 DecRet. Sat 09 Jan£944
Dep. Thu 24 DecRet. Mon 11 Jan£1,030
Dep. Sun 27 DecRet. Sun 03 Jan£1,043
Dep. Thu 24 DecRet. Sun 10 Jan£1,114
Dep. Sat 26 DecRet. Sun 03 Jan£1,150
Dep. Sat 19 DecRet. Sat 02 Jan£1,236
JQ,VJ,VN Return flights from £337
Dep. Tue 11 MayRet. Wed 26 May£337
Dep. Wed 05 MayRet. Fri 21 May£453
CZ Return flights from £338
Dep. Sat 20 FebRet. Mon 22 Mar£338
Dep. Mon 26 OctRet. Mon 16 Nov£396
CZShow more Flights
Dep. Tue 11 MayRet. Wed 26 May£401
Dep. Tue 11 MayRet. Sun 23 May£401
Dep. Thu 06 MayRet. Mon 17 May£401
Dep. Wed 12 MayRet. Tue 25 May£401
Dep. Mon 17 MayRet. Sun 23 May£401
Dep. Wed 05 MayRet. Fri 21 May£405
Dep. Wed 05 MayRet. Sat 05 Jun£405
Dep. Wed 05 MayRet. Sun 16 May£406
Dep. Mon 19 OctRet. Tue 10 Nov£407
Dep. Wed 05 MayRet. Mon 17 May£426
Dep. Sat 07 NovRet. Sun 13 Jun£513
Dep. Tue 23 MarRet. Thu 01 Apr£559
Dep. Sat 10 AprRet. Tue 20 Apr£610
Dep. Sat 13 MarRet. Wed 14 Apr£666
Dep. Wed 07 AprRet. Fri 16 Apr£725
Dep. Sat 10 AprRet. Sun 25 Apr£779
Dep. Fri 26 MarRet. Wed 14 Apr£833
Dep. Tue 05 JanRet. Mon 22 Feb£841
Dep. Tue 29 DecRet. Sat 09 Jan£1,079
Dep. Sat 26 DecRet. Sun 03 Jan£1,104
Dep. Sat 19 DecRet. Sat 02 Jan£1,115
Dep. Sun 27 DecRet. Sun 03 Jan£1,139
Dep. Thu 24 DecRet. Sun 10 Jan£1,271
Dep. Thu 24 DecRet. Tue 12 Jan£1,271
Dep. Thu 24 DecRet. Mon 11 Jan£1,271
JQ,TR,VJ Return flights from £338
Dep. Tue 11 MayRet. Wed 26 May£338
Dep. Wed 05 MayRet. Fri 21 May£456
CZ,TR Return flights from £355
Dep. Sat 20 FebRet. Mon 22 Mar£355
Dep. Wed 05 MayRet. Sat 05 Jun£370
CZ,TRShow more Flights
Dep. Tue 11 MayRet. Wed 26 May£375
Dep. Wed 05 MayRet. Fri 21 May£425
Dep. Wed 12 MayRet. Tue 25 May£426
Dep. Tue 23 MarRet. Thu 01 Apr£444
Dep. Wed 05 MayRet. Mon 17 May£445
Dep. Wed 05 MayRet. Sun 16 May£445
Dep. Tue 11 MayRet. Sun 23 May£446
Dep. Thu 06 MayRet. Mon 17 May£466
Dep. Mon 26 OctRet. Mon 16 Nov£470
Dep. Sat 07 NovRet. Sun 13 Jun£590
Dep. Sat 13 MarRet. Wed 14 Apr£599
Dep. Fri 26 MarRet. Wed 14 Apr£703
Dep. Wed 07 AprRet. Fri 16 Apr£822
Dep. Tue 05 JanRet. Mon 22 Feb£835
Dep. Sun 27 DecRet. Sun 03 Jan£1,160
Dep. Tue 29 DecRet. Sat 09 Jan£1,200
Dep. Sat 26 DecRet. Sun 03 Jan£1,269
Dep. Thu 24 DecRet. Tue 12 Jan£1,372
Dep. Thu 24 DecRet. Sun 10 Jan£1,372
Dep. Thu 24 DecRet. Mon 11 Jan£1,405
Dep. Sat 19 DecRet. Sat 02 Jan£1,476
9G,JQ,TR Return flights from £356
Dep. Sat 20 FebRet. Mon 22 Mar£356
Dep. Mon 19 OctRet. Tue 10 Nov£458
9G,JQ,TRShow more Flights
Dep. Sun 27 DecRet. Sun 03 Jan£1,084
Dep. Sat 26 DecRet. Sun 03 Jan£1,205
Dep. Thu 24 DecRet. Tue 12 Jan£1,253
Dep. Thu 24 DecRet. Sun 10 Jan£1,266
JQ,TR,VN Return flights from £358
Dep. Tue 11 MayRet. Wed 26 May£358
Dep. Wed 05 MayRet. Sat 05 Jun£379
JQ,TR,VNShow more Flights
Dep. Thu 06 MayRet. Mon 17 May£433
Dep. Sat 13 MarRet. Wed 14 Apr£452
Dep. Sat 20 FebRet. Mon 22 Mar£469
Dep. Wed 05 MayRet. Fri 21 May£508
Dep. Wed 05 MayRet. Mon 17 May£534
Dep. Tue 23 MarRet. Thu 01 Apr£577
Dep. Fri 26 MarRet. Wed 14 Apr£579
Dep. Wed 07 AprRet. Fri 16 Apr£628
Dep. Tue 05 JanRet. Mon 22 Feb£728
Dep. Sat 10 AprRet. Tue 20 Apr£980
Dep. Sun 27 DecRet. Sun 03 Jan£1,096
CZ,VJ Return flights from £360
Dep. Tue 11 MayRet. Wed 26 May£360
Dep. Wed 05 MayRet. Fri 21 May£361

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 Hanoi from United Kingdom and flights to Vietnam. Maybe a different destination? Here are all the flights from Sydney


Cheapest Time of Year to Fly from Sydney to Hanoi

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

Oct 2026
£324
Nov 2026
£326
Dec 2026
£755
Feb 2027
£421
Mar 2027
£303
Apr 2027
£976
May 2027
£240
Jun 2027
£282
Jul 2027
£378

The cheapest month to fly to Hanoi is May 2027, with return fares from £240 — 75% cheaper than the most expensive month (April 2027, from £976).

When Should You Fly to Hanoi?

Based on the fares we've tracked, May is typically the cheapest month to fly to Hanoi, with return fares from £240. April is the most expensive month, with the cheapest return fares around £976.

Across the year, return fares to Hanoi average around £445. If you can travel in the off-peak months of May, June and March, you'll generally pay up to 46% less than the yearly average.


Cheapest Sydney to Hanoi Return Prices

These are the cheapest prices for Sydney to Hanoi return airfares.

October 2026
£324
November 2026
£326
December 2026
£755
February 2027
£421
March 2027
£303
April 2027
£976
May 2027
£240
June 2027
£282
July 2027
£378

Average Sydney to Hanoi Return Prices

These are the average prices for Sydney to Hanoi return airfares.

October 2026
£720
November 2026
£624
December 2026
£896
January 2027
£1,086
February 2027
£718
March 2027
£658
April 2027
£797
May 2027
£684
June 2027
£646
July 2027
£810

How I Want That Flight can help you

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

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 Hanoi 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 Hanoi 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.

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