Cheapest way to bridge USDT on Polygon to USDT on Base
Right now: 100 USDT gets you 99.884074 USDT via Across.
Finding routes…
Provider comparison · 100 USDT
| Provider | You get | Net | Time |
|---|---|---|---|
| Across ★ | 99.884074 USDT | $99.78 | 2s |
| Relay | 99.868937 USDT | $99.76 | 2s |
| LI.FI | 99.63644 USDT | $99.53 | 2s |
| deBridge | 99.344742 USDT | $99.17 | 5s |
Moving USDT from Polygon to USDT on Base means a bridge. SwapChan quotes Across, LI.FI side by side and prices every output with the same market price, so the cheapest route wins, not the one with the loudest estimate.
Polygon is known for cheap payments, stablecoins, and zk tech like the AggLayer, while Base is known for easy onboarding, low fees and a big consumer app scene.
Connect your wallet, check the routes below, and sign. SwapChan never holds your keys or funds; you send the transaction straight to the provider's contract.
Meet Poly-chan and Base-chan, the chans of Polygon and Base.
FAQ
What is the cheapest way to bridge USDT on Polygon to USDT on Base?
It changes minute to minute. SwapChan compares Across, LI.FI live and picks the route that delivers the most USDT after gas and fees. The table on this page shows the current ranking.
How long does it take?
Most Polygon to Base routes settle in seconds to a few minutes; each route above shows its estimated time. Bitcoin legs wait for block confirmations and can take longer.
Does SwapChan charge a fee?
SwapChan adds a 0.1% fee, already included in every quote you see, so the amount shown is what you receive. Routes are ranked as if they all carried it, so the fee never changes which route wins.
Is it safe?
SwapChan is non-custodial: your own wallet signs and sends the transaction to the provider's audited contracts. Unlisted tokens are flagged as unverified before you swap.
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