Summary: Bridging between Fantom and the Optimism Layer 2 is made fast and easy thanks to secure cross-chain bridges like Synapse. Their platform allows users to quickly connect their MetaMask or alternative Web 3 wallet to transfer ETH, USDC and other assets between Fantom and Optimism.
We recommend Synapse because they offer the lowest fees, fastest finality and the safest overall bridging experience with no history of smart contract exploits.
- Fastest and most trusted Fantom to Optimism cross-chain DEX.
- Lowest fees and slippage for cross-chain swaps (WETH, USDT & USDC).
- Synapse's Optimism bridge has the most trading volume in DeFi.
Can I Bridge from Fantom to Optimism?
Yes, you can bridge from Fantom to Optimism using the Synapse decentralized exchange, which is known for its security, reliability, and large bridging volume. Synapse, launched in late 2021, connects 25 networks such as Fantom, Optimism, Ethereum, Avalanche, Polygon, and BSC, and has consistently handled $1 billion in bridging volume monthly.
How to Bridge from Fantom to Optimism
Here is a simple 4-step guide to bridging assets from Fantom to Optimism using Synapse. In the example, we will use USDC as the bridging token but you can also send USDT, UST, gOHM, SYN, nUSD, nETH & ETH.
To get started, follow the below steps:
- Visit Synapse and connect your Web3 Wallet
- Select Fantom and Optimism as your two networks
- Input the amount of USDC you want to bridge
- Confirm the transaction on Metamask and your funds in will arrive in your wallet within a minute

Optimism RPC Details
To send tokens between these two networks you will need to have added both blockchains to your Metamask. Below you will fund the RPC details for both networks, simply copy and paste them into your Metamask.
- Network name: Optimistic Ethereum
- RPC URL: https://mainnet.optimism.io
- Chain ID: 10
- Symbol: ETH
- Explorer URL: https://optimistic.etherscan.io
Fantom RPC Details
- Network Name: Fantom Opera
- RPC URL: https://rpc.ftm.tools/
- Chain ID: 250
- Symbol: FTM
- Explorer URL: https://ftmscan.com/
Fantom to Optimism Bridging Fees
When bridging from Fantom to Optimism there is a network transaction and bridging (gas) fee involved. The fees to bridge typically range between $20 - $30USD, but on Synapse it ranges between $5 - $10USD.
Synapse also offers their users the opportunity to bridge between chains with 0% slippage when they use the native token of Synapse, SYN as the bridging token. If you want to purchase SYN, you can buy it on various DEXs such as SushiSwap. For a comprehensive review of Synapse and all its features, visit our Synapse Review page.
Final Thoughts
In conclusion, Synapse provides a secure, fast, and cost-effective solution for bridging between Fantom and Optimism networks. With a simple four-step process, users can transfer various assets using their MetaMask or alternative Web 3 wallets. Synapse's low fees and 0% slippage option when using the SYN token make it the preferred choice for cross-chain bridging. Add both networks to your MetaMask using the provided RPC details and enjoy seamless asset transfers between Fantom and Optimism using Synapse.