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Public Transport Cost in Singapore (2026): MRT + Bus Monthly Budget Models

The useful number is your whole-month transport spend, not a single MRT fare. Add actual bus and train charges, then the taxis, ride-hailing, and other trips you buy because public transport does not cover every situation. Keep these categories separate when testing whether a monthly pass helps.

Decision snapshot

Start with your actual fare pattern

PTC's current adult card fares for basic trunk bus and rail journeys run from $1.28 for up to 3.2 km to $2.57 beyond 40.2 km. These are distance bands, not a promise that every leg costs a separate fare. PTC also lists express bus fares separately. Check your own charged journeys and current eligibility if you use a concession card.

Record two to four ordinary weeks. Group charges into commute, other weekday journeys, and weekend journeys. Multiply a representative week by 4.33 for a planning month, then adjust for office days, holidays, and weeks away. If your use varies widely, keep a low, normal, and heavy month instead of forcing one average.

Test the $122 pass against eligible trips

For an adult using basic bus and train services, the simple test is expected pay-as-you-go basic fares − $122. A positive number is the pass's potential fare saving for that month; a negative number favours paying per journey. Confirm the pass's coverage and your card eligibility before buying. Express services, taxis, ride-hailing, and other extras belong in a separate column.

Illustrative monthBasic fare arithmeticPay as you goAgainst $122 pass
Routine commuter44 charged journeys × assumed $1.80 + 12 other journeys × assumed $2.00$103.20Pay as you go is $18.80 less
Frequent traveller52 charged journeys × assumed $2.10 + 16 other journeys × assumed $2.00$141.20Pass is $19.20 less

The assumed journey charges illustrate the method; they are not quoted fares for a specific route. Count actual charged journeys, including valid transfers as billed, and recalculate for your month. For the frequent traveller, eight fewer assumed $2 journeys would bring pay-as-you-go to $125.20, leaving only $3.20 of pass saving.

Add the transport that the pass cannot replace

Make a second ledger for ride-hailing or taxis, occasional car-sharing or rental, and any first/last-mile costs you actually pay. A $122 pass plus $90 of backup rides is a $212 transport month, not a $122 month. If you choose pay-as-you-go fares of $103.20 in the first example plus the same $90 backup, your total is $193.20. This comparison holds the backup trips constant; change them only when a route would genuinely remove them.

For household budgeting, do this for every traveller. A family member with concession eligibility may have a different fare or pass, so multiplying the adult pass by headcount can mislead.

Compare with a car without hiding fixed costs

Put both routes on the same time period and include the journeys each route would still require. The car side needs purchase less expected exit value, financing cost where applicable, insurance, road tax, parking, fuel or charging, ERP, maintenance, and repairs. The public-transport side needs basic fares or pass, backup rides, and any rentals or car-sharing. Our own car versus public transport guide explains the broader choice; car-sharing versus ownership helps when only a few trips require a vehicle.

Then compare door-to-door time and failure points: a school pickup deadline, a late-night shift, or a caregiver trip may matter more than the average commute. Write down which trips a car actually improves. The cash difference is the price you would pay for that improvement, not proof that everyone should make the same choice.

A repeatable monthly worksheet

  1. Export or record basic bus and rail charges for a normal month, preserving actual transfer charges.
  2. Calculate pay-as-you-go versus the current applicable pass price using only covered journeys.
  3. Add taxi, ride-hailing, rental, and car-sharing spending outside the fare comparison.
  4. Repeat for a light and heavy month; include the effect of hybrid work or changed school routines.
  5. If considering a car, calculate a matching full-month ownership cost and note the specific time or reliability benefit.

FAQ

Is the Adult Monthly Travel Pass automatically worth it for a daily commuter?

No. Count the basic fares you would pay in the relevant month. A two-way commute with few other journeys may stay below $122, while frequent additional travel may cross it.

Should occasional Grab rides be included in the pass break-even?

No. Add them to the total transport budget after the pass comparison. They are not covered basic bus or train fares.

Where should I check a current fare?

Use PTC's fare and pass tables and your own charged-journey history. Fare levels and pass prices can change, so refresh both before committing to a new routine.

References

Last updated: 28 Sep 2026 · Editorial Policy · Advertising Disclosure