Bridge WETH from Arbitrum to Solana

FromArbitrum
ToSolana
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Squatch Guard
Before a deposit order moves forward, Squatch Guard checks the amount, asset, network, and active quote window against the order details.

Direction

Arbitrum → Solana

Asset

WETH

Source gas

ETH

Destination gas

SOL

How the Sasquatch deposit route works

1. Select the source

Choose the WETH asset and Arbitrum network you currently hold.

2. Review the route

Check the estimated output, fees, timing, and Solana destination network.

3. Create the order

Open the live route and follow the exact deposit instructions.

4. Track delivery

Use the receipt and status page until the destination funds arrive.

What you need to know

Convert the Arbitrum 0x input into a Solana-account receipt

Arbitrum uses EVM account addresses and ETH for source gas. Solana uses Solana accounts, transaction signatures, and SOL for destination activity. A 0x address is not a valid substitute for the Solana receiving address shown by the route. WETH uses WETH wrapped token on the source; WETH uses WETH wrapped token on Solana.

Solana token-account check for WETH

Base58-encoded Solana account address A Solana receipt uses a native SOL balance or SPL token account identified by mint; later token movement and account creation use SOL fees. WETH arrives as a token contract balance. It may need an explicit unwrap before becoming native ETH and cannot itself pay transaction gas. A compatible wallet may create or use an associated token account, and SOL—not WETH unless it is SOL—pays later Solana fees.

Arbitrum approval and gas before the handoff

ETH is the native gas asset for Arbitrum. WETH is contract-tracked and can require an allowance before transfer. On an Arbitrum source, the Nitro sequencer records L2 execution before Ethereum settlement completes; ETH funds gas and ERC-20 inputs can need approval.

WETH keeps its ticker while changing ledgers

WETH is classified as a wrapped asset for this route. WETH uses a wrapped contract asset on Arbitrum. The recorded Arbitrum representation uses 18 decimal places. The Arbitrum side is contract-tracked rather than a native gas balance. WETH is classified as a wrapped asset for this route. WETH uses a wrapped contract asset on Solana. The recorded Solana representation uses 9 decimal places. The Solana side is contract-tracked rather than a native gas balance. WETH leaves as a wrapped contract asset. WETH arrives as a wrapped contract asset.

Arbitrum to Solana bridge mistakes

Route-specific mistakes include sending on a network other than Arbitrum; using a destination that is not valid for Solana; running out of ETH before the source transaction is submitted; assuming evm and solana addresses are interchangeable; treating a wrapped token as the native gas asset. On an Arbitrum source, the Nitro sequencer records L2 execution before Ethereum settlement completes; ETH funds gas and ERC-20 inputs can need approval. WETH leaves through a wrapper contract and needs native chain gas. A WETH token balance cannot pay the gas required to submit its own transfer. A Solana receipt uses a native SOL balance or SPL token account identified by mint; later token movement and account creation use SOL fees. WETH arrives as a token contract balance. It may need an explicit unwrap before becoming native ETH and cannot itself pay transaction gas.

Private Route for WETH → WETH

Arbitrum wallet, token-transfer, contract, log, and gas activity remain public, and Solana account, token, program, signature, and fee activity remain public. For this WETH on Arbitrum to WETH on Solana path, Private Route is intended to reduce the direct visible relationship between activity around the source-side EVM 0x account address and destination-side Base58-encoded Solana account address; it does not hide either chain's public records.

  • Reduces the obvious link between the WETH deposit and WETH receipt
  • Compare standard and Private Route options for Arbitrum → Solana
  • Shows what remains public on Arbitrum and Solana before you deposit
Check Private Route availability →

Related routes

Arbitrum to Solana FAQs

Can the Arbitrum 0x account be reused as the Solana destination?

No. Base58-encoded Solana account address ETH pays the EVM source transaction, while SOL is used for later Solana activity.

What WETH representation leaves Arbitrum?

WETH is a contract representation on Arbitrum with 18 decimals at 0x82aF49447D8a07e3bd95BD0d56f35241523fBab1. ETH, not WETH, pays gas unless both symbols are the same. On an Arbitrum source, the Nitro sequencer records L2 execution before Ethereum settlement completes; ETH funds gas and ERC-20 inputs can need approval. WETH leaves through a wrapper contract and needs native chain gas. A WETH token balance cannot pay the gas required to submit its own transfer.

What WETH representation arrives on Solana?

WETH is a contract representation on Solana with 9 decimals at AaAEw2VCw1XzgvKB8Rj2DyK2ZVau9fbt2bE8hZFWsMyE. SOL, not WETH, pays gas unless both symbols are the same. A Solana receipt uses a native SOL balance or SPL token account identified by mint; later token movement and account creation use SOL fees. WETH arrives as a token contract balance. It may need an explicit unwrap before becoming native ETH and cannot itself pay transaction gas.

Does the same WETH ticker guarantee the same ledger form?

No. This bridge keeps the asset intent while moving between a WETH wrapped token and a WETH wrapped token. Match the source and output details in the live quote.

Which gas balances matter for this bridge?

On an Arbitrum source, the Nitro sequencer records L2 execution before Ethereum settlement completes; ETH funds gas and ERC-20 inputs can need approval. A Solana receipt uses a native SOL balance or SPL token account identified by mint; later token movement and account creation use SOL fees. The bridge output does not automatically fund every later gas need.

What destination address should be used?

Base58-encoded Solana account address Do not substitute a Arbitrum address merely because a wallet displays both networks.

What wrong-direction mistake can prevent delivery?

Sending on a network other than Arbitrum, selecting a representation not listed by the quote, or entering an address invalid for Solana can prevent normal detection or receipt.

Can I bridge WETH from Arbitrum to Solana without KYC?

Requirements are checked for the live WETH Arbitrum to Solana quote. Verification requirements can depend on the provider, amount, jurisdiction, and current route. Sasquatch does not verify this route as universally no-KYC; check the live flow before continuing.

View all bridge FAQs →