What does it cost to level Tailoring right now?

34.9kg in reagents at today's US auction prices, over about 383 crafts. Sell the results and it comes back to 34.9kg.

Where do these numbers come from?

The skill thresholds are read from the game client data for build 12.1.0.68914. The prices are the region-wide auction house, refreshed every few minutes; these are the snapshot taken at 00:57 UTC.

Why does the route change when I reload?

Because the prices did. The cheapest recipe for a stretch of skill is whichever one's reagents are cheapest at that moment, and that moves through the day.

Profession leveling · Classic Tailoring · US · prices as of 00:57 UTC

Tailoring leveling 1 → 340 · Classic Tailoring

34.9kg in reagents over about 383 crafts. Sell what you make and it comes back to 34.9kg.

Start skill

Trainer recipes only

Recipe names carry the colour the profession window gives them: orange is a point every craft, yellow is three in four, green is one in four.

Before the first craft — buy it all at once

One trip to the auction house. Vendor lines are cheaper from the profession vendor than from the board.

ReagentNeedEachTotal

Ironweb Spider Silk×29649

Essence of Water×14860

8,917

×1488,917

Bolt of Runecloth×1481

185

×148185

Mageweave Cloth×12722

Total34,920

Step 1 · Skill 1 → 40

Orange

Linen Bandage

About 39 crafts.3

per skill point9

Linen Cloth×39

Step 2 · Skill 40 → 132

Orange→Yellow

Wool Bandage

trainer

About 98 crafts.9

per skill point10

Wool Cloth×98

Step 3 · Skill 132 → 150

Orange

Heavy Wool Bandage

trainer

About 18 crafts.3

per skill point20

Wool Cloth×36

Step 4 · Skill 150 → 245

Orange→Yellow

Mageweave Bandage

needs the recipe item

About 97 crafts.21

per skill point22

Mageweave Cloth×97

Step 5 · Skill 245 → 260

Orange

Heavy Mageweave Bandage

research

About 15 crafts.6

per skill point44

Mageweave Cloth×30

Step 6 · Skill 260 → 295

Orange→Yellow

Runecloth Bandage

research

About 37 crafts.17

per skill point49

Runecloth×37

Step 7 · Skill 295 → 300

Orange

Heavy Runecloth Bandage

research

About 5 crafts.4

per skill point94

Runecloth×10

Step 8 · Skill 300 → 340

Orange→Green

Glacial Wrists

needs the recipe item

About 74 crafts.34,854

per skill point871

Frozen Rune×296

Bolt of Runecloth×148

Essence of Water×148

Ironweb Spider Silk×296

Skill 340 — done. Now sell what you made.

Crafted itemUnitsEachTotal

Heavy Mageweave Bandage158

151

Heavy Runecloth Bandage510

550

Wool Bandage9825

9824

Heavy Wool Bandage1857

1810

Linen Bandage398

393

Capped at what the market takes in 3 days, so a route never pretends to sell hundreds at once.

Back in your pocket34,902

What's worth crafting with Tailoring right now

Questions

How this route is built

What does it cost to level Tailoring right now?: 34.9kg in reagents at today's US auction prices, over about 383 crafts. Sell the results and it comes back to 34.9kg.
Where do these numbers come from?: The skill thresholds are read from the game client data for build 12.1.0.68914. The prices are the region-wide auction house, refreshed every few minutes; these are the snapshot taken at 00:57 UTC.
Why does the route change when I reload?: Because the prices did. The cheapest recipe for a stretch of skill is whichever one's reagents are cheapest at that moment, and that moves through the day.

A first craft pays Knowledge, not skill, so it is shown as a badge and left out of the craft count. Vendor reagents are priced at the lower of the vendor and the auction house.