SwapChan

Cheapest way to bridge ETH on Optimism to ETH on Base

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To chain
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Eth-chan
Base-chan
Swap-chan is asking every DEX and bridge for you…

Provider comparison · 0.05 ETH

ProviderYou getNetTime
Relay ★0.049926 ETH$119.732s
LI.FI0.049821 ETH$119.475s
deBridge0.049789 ETH$117.005s

Moving ETH from Optimism to ETH on Base means a bridge. SwapChan quotes LI.FI, Relay side by side and prices every output with the same market price, so the cheapest route wins, not the one with the loudest estimate.

Optimism is known for the OP Stack, the Superchain and retroactive public goods funding, 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 OP-chan and Base-chan, the chans of Optimism and Base.

FAQ

What is the cheapest way to bridge ETH on Optimism to ETH on Base?

It changes minute to minute. SwapChan compares LI.FI, Relay live and picks the route that delivers the most ETH after gas and fees. The table on this page shows the current ranking.

How long does it take?

Most Optimism 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.

Related routes

All 403 routes