2026 THSR Early Bird Guide: Discount Windows, Rules & Booking Tips

Tired of paying full price for every THSR ride? Taiwan High-Speed Rail’s “Early Bird Discount” is your best money-saving tool — book just 5 days ahead and score up to 35% off. But the rules have plenty of fine print: when is the best time to buy? Which trains are eligible? Can you change your ticket? This guide covers every detail of the 2026 THSR early bird program.

What Are Early Bird Tickets and Why Should You Grab Them?

The early bird discount is a limited-time, limited-quota program that rewards travelers who plan ahead with discounted standard reserved-seat tickets. Compared to full price, early bird tickets can save you up to 35% — on the Taipei to Zuoying (Kaohsiung) route, for example, a full-price NT$1,490 ticket drops to just NT$970 at 65% off, saving NT$520 per trip. If you ride frequently, those savings add up fast.

That said, early bird tickets sell out quickly on popular routes — think concert tickets, but for trains.

Early Bird Discount Windows & Rules

Booking Window

The rule is simple: you must book at least 5 days before your travel date (inclusive).

For example:

• Travel date June 1 → book by May 27 (inclusive)
• Travel date June 15 → book by June 10 (inclusive)
• Travel date June 30 → book by June 25 (inclusive)

Miss the window and you’ll pay full price — no exceptions.

Limited Quota System

Early bird discounts are not guaranteed. Each train has a limited number of discounted seats, allocated based on demand:

• Off-peak trains: may offer 65%, 80%, or 90% off
• Regular trains: may offer only 80% or 90% off
• Peak trains: may offer no early bird discount at all

The more popular the time slot (holiday weekends, Friday evening northbound, Sunday afternoon southbound), the fewer early bird seats available — sometimes none.

Discount Sales Order

Early bird discounts sell in this order:

1. 65% off: best deal, fewest seats, sells out first
2. 80% off: sold after 65% tickets are gone
3. 90% off: sold after 80% tickets are gone
4. Full price: all discounts sold, regular tickets only

In short: first come, first served. If you want 65% off, you need to move fast.

Discount Tiers & Coverage

Three Discount Levels

Level	Discount	Eligible Trains
65% off	65% (save 35%)	Mostly off-peak trains
80% off	80% (save 20%)	Regular trains
90% off	90% (save 10%)	Some peak trains

Sample Early Bird Fares on Popular Routes

Prices in New Taiwan Dollars (NT$):

Route	Full Price	65% Off	80% Off	90% Off
Taipei → Taichung	700	455	560	630
Taipei → Kaohsiung	1,490	965	1,190	1,340
Taipei → Tainan	1,350	875	1,080	1,215
Taoyuan → Taichung	530	350	430	485
Kaohsiung → Tainan	140	90	110	125

Long-distance routes offer the biggest savings — Taipei to Kaohsiung at 65% off saves you NT$525.

Coverage & Restrictions

Early bird tickets have important limits:

• Standard reserved seats only: not valid for business class or non-reserved cars
• One-way full-fare tickets only: round trips must be booked as two separate tickets
• Non-transferable: ticket bears the passenger’s ID or passport number (last 5 digits); valid ID required onboard
• Personal use only: if the name doesn’t match, you’ll be treated as a ticketless rider

Booking Tips & Tricks

Pre-Booking Prep

1. Register early: create a THSR website or T-EX App account and save your payment method
2. Know the flow: practice the booking process so you can move fast when tickets drop
3. Group ready: traveling with others? Have everyone’s ID or passport numbers ready

On the Day

1. Watch the clock: early bird tickets usually go on sale at midnight (00:00) — log in 5 minutes early
2. Multiple devices: phone, tablet, laptop — increase your odds
3. Go for 65% first: if it’s gone, immediately try 80% — don’t hesitate
4. Try alternatives: if your preferred train has no discount, check trains 1–2 hours earlier or later

Pro Tips for Higher Success

• Skip holiday rushes: early bird quotas vanish fast during long weekends
• Travel midweek: Monday–Thursday trains have more early bird seats
• Use the booking calendar: THSR publishes seat-release schedules — use them to your advantage
• Set reminders: mark 5 days before your trip on your calendar so you never miss the window

FAQ & Important Notes

Q: Can I refund or change an early bird ticket?

Refunds: yes, but you must cancel at least 30 minutes before departure. A handling fee applies per ticket.

Changes: here’s the catch — if you change your train or seat, the original discount is forfeited. The system re-prices based on the new train’s current fare. If you bought 65% off and switch to a full-price train, you pay the difference.

Q: What if I forget my ID?

Early bird passengers must carry valid ID matching the ticket. If you can’t produce it, or the details don’t match, you’ll be treated as a ticketless rider and charged a penalty of 50% of the fare for the segment traveled. Don’t forget your ID!

Q: Can I use an early bird ticket for a non-reserved seat?

No. Early bird tickets are valid only for standard reserved seats. If you board a non-reserved car, your ticket is void.

Q: Can I buy early bird tickets for someone else?

Yes, but the person named on the ticket must be the one riding. If you buy for a friend, their ID number goes on the ticket, and they must carry their own ID onboard.

Q: What about oversized luggage that needs its own seat?

If your carry-on item needs a seat, buy an additional full-fare ticket. Enter the passenger’s ID for the first seat, and for the extra seat use “Passport/Residence Permit/Entry Permit Number” with the same ID plus “B1” (second seat “B2”, and so on).

Comparison with Other Discount Programs

THSR offers several discount options beyond early bird tickets:

Program	Discount	Eligible	Restrictions
Early Bird	65%–90% off	All passengers	Book 5+ days ahead, non-transferable
Student Discount	70% off	University students in Taiwan	Valid student ID required
EasyCard/iPass	From 80% off	All passengers	Non-reserved only, pay-as-you-go
Commuter Pass	Varies by duration	Commuters	Unlimited rides for 30 days
Domestic Travel Pass	Paired with attraction deals	Travelers	Requires attraction ticket add-on

When Should You Pick Early Bird?

• One-time trip, firm schedule: early bird is the most straightforward way to save
• Uncertain return time: try other options — changing an early bird ticket loses the discount
• Student: the student discount may be cheaper and has no advance-purchase requirement
• Short commutes: EasyCard/iPass at 80% off is more convenient with no advance booking

Summary: Smart Strategies to Save

The THSR early bird program is a fantastic tool for budget-savvy travelers. Here’s what to remember:

1. Book 5 days ahead: this is a firm rule — don’t leave it to the last minute
2. Act fast: 65% off seats are limited — grab them as soon as they drop
3. Stay flexible: if your train has no discount, try adjacent time slots
4. Know the limits: personal use only, reserved seats only, changes forfeit the discount
5. Bring your ID: always carry valid identification onboard

Next time you ride THSR, plan ahead, use the early bird discount, and start saving from the very first stop!