Which decentralized exchange (DEX) has the lowest fees?

When looking for the decentralized exchange (DEX) with the lowest fees, "fees" generally break down into two categories: trading/swap fees charged by the protocol (or liquidity pool) and network gas/transaction fees required to execute the trade.

Because modern DEXs use tiered liquidity pools or aggregators, the lowest trading fees start as low as 0.01% (1 basis point) for highly correlated assets (like stablecoin pairs).

Top contenders offering the lowest overall cost footprint depend on how you trade:

• Jupiter (Solana) : Charges 0% platform fee on swaps. As a leading DEX aggregator on Solana, it scans underlying pools (like Raydium and Orca) to find the best market rate, combined with Solana network transaction fees that typically cost less than $0.01.
• Raydium & Orca (Solana) : Both feature concentrated liquidity pools (CLMM/Whirlpools) with ultra-low baseline fee tiers starting at 0.01% for tight pairs.
• Uniswap V3 / V4 : Offers specific stablecoin and correlated asset pools running at a 0.01% to 0.05% trading fee tier. However, executing these on Ethereum Mainnet incurs high gas fees; using Uniswap on Layer-2 networks (like Arbitrum, Optimism, or Base) slashes those network overhead costs significantly.
• PancakeSwap V3 (BNB Chain / other L2s) : Features aggressive low fee tiers starting at 0.01% for select stable/correlated pools, benefiting from the lower transaction costs of the BNB Smart Chain.

To help narrow down the cheapest option for your specific trade, let me know:

• What blockchain network are you using or holding funds on (Solana, Ethereum, Base, BNB Chain, etc.)?
• What type of tokens are you swapping (e.g., stablecoin-to-stablecoin vs. volatile altcoins)?

There isn’t one DEX that is always cheapest—the pool fee + gas/network cost + price impact determine the actual cost.

As of 2026, the best answer is:

• Uniswap v3/v4 — can be extremely cheap for major stablecoin pairs. Uniswap v3 has pools as low as 0.01%, while v4 supports custom/dynamic fees.
• PancakeSwap — often competitive, especially on BNB Chain, where gas is generally much cheaper than Ethereum. A February 2026 comparison lists PancakeSwap V2 at 0.25% and V3 pools from 0.01%–1%.
• Curve — frequently among the cheapest choices for stablecoin-to-stablecoin swaps because its pools are specifically optimized for correlated assets.
• On low-fee L2s such as Base or Arbitrum, the network cost can matter more than a few basis points of DEX fee. January 2026 data put average gas around $0.015 on Base and $0.012 on Arbitrum, versus about $0.19 on Ethereum.

If your goal is the absolute lowest cost

For a specific swap, I would generally compare Uniswap, Curve, and PancakeSwap/other major DEXs through an aggregator rather than choosing one DEX universally. The cheapest execution can change from minute to minute based on liquidity and routing.

If you tell me what you're swapping (e.g. ETH → USDC), the approximate dollar amount, and which chain, I can compare the likely cheapest route and fees.

Decentralized exchanges (DEXs) built on high-throughput, low-cost blockchains like Solana (e.g., Orca, Raydium) or integrated via aggregators like Jupiter and 1inch generally offer the lowest overall fees , often featuring platform base trading fees close to 0% to 0.05% combined with network transaction costs of less than a fraction of a cent.

Total DEX fees depend on two parts: the protocol trading fee (charged by the liquidity pool/DEX) and the network gas fee (paid to the blockchain).

Breakdown of Low-Fee DEX Ecosystems

• Solana-based DEXs (Raydium, Orca): Network transaction fees on Solana cost a fraction of a cent ($0.0001–$0.0025), and standard pool swap fees range from 0.01% to 0.3%.
• DEX Aggregators (Jupiter, 1inch): These protocols do not charge an extra platform fee for basic routing. Instead, they scan multiple liquidity pools to secure the best price and lowest slippage, minimizing hidden costs.
• Layer-2 EVM DEXs (Camelot on Arbitrum, Velodrome on Optimism): While more expensive than Solana, L2 networks drastically cut Ethereum mainnet fees down to mere pennies while utilizing standard automated market maker (AMM) pool fees (0.01%–0.3%).

Comparison of Popular Low-Fee Options

If you let me know which blockchain network or which specific tokens you plan to trade, I can recommend the exact DEX or aggregator that will give you the lowest net execution cost right now.

There isn’t one DEX that is always cheapest—the answer depends heavily on the chain, trading pair, liquidity, and gas costs.

As of September 2026:

• Uniswap v3/v4 can be extremely cheap for major pairs. Uniswap v3 has a 0.01% tier, and v4 pools can set fees as low as 0%, although the actual pool you trade through may charge more.
• PancakeSwap is often competitive on BNB Chain, where network gas is also low.
• Jupiter is generally a strong choice on Solana because it aggregates liquidity across Solana venues; Uniswap itself notes that its Solana swaps are routed through Jupiter.
• Curve is particularly competitive for stablecoin-to-stablecoin trades because its pools are optimized for low-slippage swaps.
• Aggregators can often produce the lowest effective cost because they compare multiple DEX routes rather than relying on a single exchange.

The important distinction

If by "lowest fees" you mean DEX trading fee alone, some pools can be as low as 0–0.01%.

If you mean lowest total cost (fee + gas + price impact + routing), there is no universal winner. For example, a 0.01%-fee Ethereum pool can still be much more expensive overall than a 0.25% pool on a cheap L2 because of gas.

If you tell me which chain (Ethereum, Solana, Base, BNB Chain, Arbitrum, etc.) and what you're swapping (e.g. ETH → USDC), I can compare the cheapest options for that specific trade.

There is no single DEX with the lowest total cost in every situation. The cheapest option depends on which chain you use, what you trade, and whether you mean swap fee only or total cost (fee + gas + slippage).

A practical ranking:

If you want the lowest fees for common scenarios:

• Stablecoins: Curve is usually the cheapest choice.
• Small trades: PancakeSwap (BNB Chain) or a low-cost L2 DEX often wins because gas matters more than the swap fee.
• Large ETH/token swaps: Uniswap can be cheaper overall because deeper liquidity reduces slippage, even if the headline fee is not the lowest.
• Lowest possible fee hunting: Use a DEX aggregator such as 1inch or CoW Protocol to compare routes rather than manually picking one DEX.

If you tell me the token pair (e.g., ETH→USDC), network (Ethereum/Base/Solana/BNB), and trade size, I can identify the likely cheapest route.

If you want the lowest fees for common scenarios:

When looking for a decentralized exchange (DEX) with the lowest fees, there is no single absolute winner because fees depend heavily on the specific token pair, the blockchain network (gas fees) , and whether it's a spot or perpetual swap DEX.

Instead of a single platform, trading fees break down across category leaders:

• Curve Finance: Generally offers the lowest protocol trading fees (often as low as 0.04% or 0.01%) specifically for stablecoins and correlated assets (like USDC/USDT/DAI) due to its specialized invariant curve that minimizes slippage.
• Uniswap (v3/v4 variants): Features tiered fee structures depending on the volatility of the pair. Highly correlated or stable pairs on Uniswap can have pools with fees as low as 0.01%, though standard volatile crypto pairs range from 0.05% to 0.30%.
• Perpetual/Derivatives DEXs (e.g., Lighter or specialized L2 perp DEXs): Some emerging zero-fee or ultra-low fee order-book perpetual exchanges advertise 0.00% maker/taker or deeply discounted promotional fees, though funding rates still apply.
• DEX Aggregators (1inch, Matcha): While not DEXs themselves, aggregators scan multiple liquidity pools across chains to automatically route your trade through the path with the lowest combined fee and slippage.

Keep in mind that network gas fees often dwarf the actual protocol trading fee. Executing a swap on Ethereum mainnet will cost significantly more in gas than executing the exact same trade on a Layer 2 network like Arbitrum, Optimism, or Base.

To help narrow down the best choice, tell me:

• What specific tokens or asset types (e.g., stablecoins, volatile altcoins, or perpetual futures) are you planning to trade?
• Which blockchain network do you prefer to use?

Decentralized exchanges on high-speed, low-cost networks like Solana (such as Raydium or Orca ) and Layer 2 networks (such as Uniswap on Arbitrum or Optimism) offer the lowest overall fees , often costing less than $0.001 to $0.01 per transaction.

Total costs on a decentralized exchange (DEX) depend on two parts: the trading fee (set by the liquidity pool, usually between 0.01% and 0.3%) and the network gas fee (set by the blockchain).

Tips for Minimizing Fees

• Use a DEX Aggregator like 1inch or Jupiter to automatically scan multiple liquidity pools and find the route with the least slippage and lowest combined cost.
• Avoid trading directly on the Ethereum Mainnet during high-traffic hours, as gas fees can spike dramatically.

If you let me know which tokens or blockchain network you plan to trade on, I can recommend the exact DEX with the best rates for your assets.

If you mean the lowest trading fee, there isn't one DEX that is always cheapest—the fee depends on the chain, token pair, liquidity pool, and gas costs.

As of 2026:

• PancakeSwap — V3 pools can charge as little as 0.01%, particularly for stablecoin pairs.
• Uniswap — V3 also has pools as low as 0.01%, and Uniswap Labs currently charges 0% interface fee.
• Curve — often very competitive for stablecoin and correlated-asset swaps, where low slippage can matter more than the headline fee.

Bottom line

For a typical swap, I'd compare PancakeSwap and Uniswap first. Both can have a 0.01% pool fee, so the actual cheapest trade is determined by price impact + pool fee + network gas, not the advertised fee alone.

If you tell me what you're swapping (e.g. ETH → USDC), the chain (Ethereum, Base, Solana, BNB, Arbitrum, etc.), and roughly how much, I can compare the cheapest DEX route right now.

When determining which Decentralized Exchange (DEX) has the "lowest fees," you have to separate protocol trading fees (what the exchange charges) from network/gas fees (what the blockchain charges to process the transaction). Total execution cost also includes slippage and the bid-ask spread.

The lowest-fee DEX options depend heavily on whether you are trading spot or perpetual futures:

1. Perpetuals & Derivatives DEXs (Lowest Headline Fees)

For derivatives/perpetuals trading, order-book and app-chain DEXs have driven fees down aggressively:

• Hyperliquid: Offers some of the lowest standard rates in the industry, starting at 1.5 bps (0.015%) for maker orders and 4.5 bps (0.045%) for taker orders, which can drop even lower with volume tiers or token staking.
• Variational & Paradex: Advertise headline zero trading fees, though they capture revenue through embedded spreads or quote pricing.
• Lighter: Operates as a zero-fee perpetuals DEX on Ethereum, though users must factor in underlying execution and spread dynamics.

2. Spot DEXs (Standard AMM Fees)

Traditional Automated Market Maker (AMM) spot DEXs usually charge flat percentage tiers per swap, but your choice of blockchain network dictates the actual cost efficiency:

• Uniswap / PancakeSwap / SushiSwap: Standard swap fees usually range from 0.05% to 0.3% depending on the specific liquidity pool tier.
• The L2/Chain Factor: Swapping on high-fee networks like Ethereum Mainnet incurs heavy gas costs. Using these same DEXs deployed on Layer 2 networks (such as Arbitrum, Optimism, Base) or alternative high-throughput chains (like Solana via platforms like Drift or Osmosis on Cosmos) reduces total transaction costs to fractions of a cent.

Are you looking to trade spot crypto tokens or perpetual futures/leverage , and on which blockchain network do you prefer to hold your funds?

There is no single DEX with the lowest fees in every situation. The cheapest depends on the chain, token pair, liquidity pool, and trade size.

A practical ranking:

A few things to keep in mind:

• The lowest advertised fee is not always the cheapest trade. A 0.01% pool with poor liquidity can cost more due to slippage than a 0.05% pool with deep liquidity.
• Gas fees can dominate. A low-fee DEX on Ethereum mainnet may still be more expensive than a higher-fee DEX on a low-cost chain.
• For large trades, best execution (price impact + slippage + MEV protection) matters more than the stated fee.

If you mean lowest fees for a specific trade (for example ETH → USDC, BTC → USDC, meme coins, or a specific chain like Ethereum/Solana/Base/Arbitrum), the answer can change.