Sample data. Fares and times are real (Google Flights via SerpApi, checked 11 Oct 2026). Bag fees are placeholders until the fee table is built.

Traveller A from Singapore and Traveller B from Shenzhen. Checked 11 Oct 2026. 6 of 8 city-and-window races returned a result.

Our call

Shanghai, 4–13 Dec

S$908–986* for the group, ranked first of 14 options on group total. Traveller B lands at PVG at 09:45 and Traveller A at PVG at 11:45, 2h apart.

Group total
S$908–986*
Estimated
Arrival gap
2h
Rule: land within 3 hours of each other
Traveller A pays, from Singapore
S$639–691*
Fares S$563Bags S$76–128*
Traveller B pays, from Shenzhen
S$269–295*
Fares S$231Bags S$38–64*

When they land, on Shanghai’s clock

06:0007:0008:0009:0010:0011:0012:00Traveller ASIN 06:30, 9C 855211:45 PVGTraveller BSZX 07:30, MU 533209:45 PVG2h apart

Scroll the chart sideways to see both arrivals.

The board

Each tile is the cheapest combination for that city and window. Bars run from take-off to landing on the destination’s clock, 02:00 to 16:00, on the same scale in every tile.

4–13 Dec

  • Shanghai, 4–13 Dec

    Our call

    S$908–986

    Group total*, rank 1 of 14

    Estimated

    Land 2h apart

    83 combinations met the rules.

  • Seoul, 4–13 Dec

    S$1,482–1,534

    Group total*, rank 7 of 14

    Estimated

    Land 1h 50m apart

    10 combinations met the rules.

  • Osaka, 4–13 Dec

    S$3,147–3,173

    Group total*, rank 13 of 14

    Estimated

    Land 1h 30m apart

    Only 1 combination met the rules.

  • Tokyo, 4–13 Dec

    No result

    No combination met the rules.

    Allow Friday departures from 17:00: S$1,833–1,885* for the group, landing 2h 40m apart.

11–20 Dec

  • Shanghai, 11–20 Dec

    S$946–1,024

    Group total*, rank 4 of 14

    Estimated

    Land 2h apart

    83 combinations met the rules.

  • Seoul, 11–20 Dec

    S$1,703–1,755

    Group total*, rank 10 of 14

    Estimated

    Land 1h 50m apart

    10 combinations met the rules.

  • Osaka, 11–20 Dec

    S$3,680–3,706

    Group total*, rank 14 of 14

    Estimated

    Land 1h 30m apart

    Only 1 combination met the rules.

  • Tokyo, 11–20 Dec

    No result

    No combination met the rules.

    Allow Friday departures from 17:00: S$2,076–2,128* for the group, landing 2h 40m apart.

Is it a good deal?

Each fare in the call against Google’s typical range for that search.

S$240S$405TypicalCheaperDearer

Traveller A, 9C 8552 SIN to PVG, Sat 5 Dec

S$400Estimated

Fair

Within the typical S$240–405

The call in detail

Traveller A, from SingaporeS$639–691*

1 checked bag of 20 kg each way

LegFlightDeparts, landsFare, bagDeal
OutSat 5 Dec9C 8552SpringSIN 06:30PVG 11:45S$400Bag S$38–64*Fair
BackSun 13 Dec9C 8551SpringPVG 23:30SIN 05:30, Mon 14 DecS$163Bag S$38–64*Good

Scroll the table sideways for every column.

Traveller B, from ShenzhenS$269–295*

1 checked bag of 20 kg each way

LegFlightDeparts, landsFare, bagDeal
OutSat 5 DecMU 5332China EasternSZX 07:30PVG 09:45S$131Bag S$0*Fair
BackSun 13 Dec9C 8917SpringSHA 07:30SZX 10:10S$100Bag S$38–64*Good

Scroll the table sideways for every column.

All 14 options, by group total

Ranked on the top of each range. Tokyo has none that meet the rules.

RankCityWindowGroup totalTraveller ATraveller BArrival gapPrice status
1Shanghai4–13 DecS$908–986*S$639–691S$269–2952hEstimated
2Shanghai4–13 DecS$908–986*S$639–691S$269–2952h 15mEstimated
3Shanghai4–13 DecS$937–1,015*S$639–691S$298–3241h 55mEstimated
4Shanghai11–20 DecS$946–1,024*S$677–729S$269–2952hEstimated
5Shanghai11–20 DecS$946–1,024*S$677–729S$269–2952h 15mEstimated
6Shanghai11–20 DecS$982–1,060*S$677–729S$305–3311h 55mEstimated
7Seoul4–13 DecS$1,482–1,534*S$1,032–1,084S$4501h 50mEstimated
8Seoul4–13 DecS$1,526–1,578*S$1,005–1,057S$5212h 25mEstimated
9Seoul4–13 DecS$1,527–1,579*S$1,077–1,129S$45015mEstimated
10Seoul11–20 DecS$1,703–1,755*S$1,262–1,314S$4411h 50mEstimated
11Seoul11–20 DecS$1,707–1,759*S$1,195–1,247S$5122h 25mEstimated
12Seoul11–20 DecS$1,758–1,810*S$1,317–1,369S$44115mEstimated
13Osaka4–13 DecS$3,147–3,173*S$1,988–2,014S$1,1591h 30mEstimated
14Osaka11–20 DecS$3,680–3,706*S$2,511–2,537S$1,1691h 30mEstimated

Scroll the table sideways for every column.