Based on data from 40 vehicles, 5,551 fuel-ups and 1,280,450 miles of driving, the 2018 Ford Flex gets a combined Avg MPG of 17.77 with a 0.10 MPG margin of error.

Any Engine Type 3.5L V6 GAS (39) Any Body Style Sport Utility (11) Sport Utility Coupe (1) Any Submodel SE (6) SEL (11) Limited (23)

Below you can see a distribution of the fuel-ups with 140 outliers (2.46%) removed.

Following shows the average MPG of each of the 40 vehicles in the system.

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• Flex

  2018 Ford Flex SEL 3.5L V6 GAS Automatic 6 Speed
  Added Jun 2019 • 251 Fuel-ups

  Property of Probeadobe

• 20.7 Avg MPG

• The Monolith

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed Sport Utility
  Added Jun 2019 • 566 Fuel-ups

  Property of Estacadox2

• 16.2 Avg MPG

• 2018 Flex

  2018 Ford Flex SEL 3.5L V6 GAS Automatic 6 Speed
  Added May 2019 • 253 Fuel-ups

  Property of Flexxed

• 18.5 Avg MPG

• My Flex

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed
  Added Jan 2021 • 243 Fuel-ups

  Property of KevinEster

• 15.0 Avg MPG

• My Flex

  2018 Ford Flex SE 3.5L V6 GAS Automatic 6 Speed
  Added Jul 2018 • 140 Fuel-ups

  Property of baysponge

• 22.6 Avg MPG

• Lenora

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed Sport Utility
  Added Jan 2023 • 249 Fuel-ups

  Property of LittleBemis

• 18.7 Avg MPG

• Flex

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed Sport Utility
  Added Aug 2024 • 38 Fuel-ups

  Property of Giofuel

• 18.1 Avg MPG

• Grey Flex

  2018 Ford Flex Limited
  Added Oct 2020 • 487 Fuel-ups

  Property of tcamcarstens

• 19.3 Avg MPG

• Ford

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed Sport Utility Coupe
  Added Jun 2019 • 399 Fuel-ups

  Property of MWcars

• 21.8 Avg MPG

• My Flex

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed
  Added Aug 2023 • 126 Fuel-ups

  Property of Slomad

• 16.9 Avg MPG

• Flex 2018

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed
  Added Nov 2020 • 86 Fuel-ups

  Property of mosfet

• 25.3 Avg MPG

• The ReFlex

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed Sport Utility
  Added Aug 2019 • 168 Fuel-ups

  Property of ChrisPugh

• 17.8 Avg MPG

• Flex

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed Sport Utility
  Added Aug 2019 • 275 Fuel-ups

  Property of gregwood87

• 19.1 Avg MPG

• Flex

  2018 Ford Flex SEL 3.5L V6 GAS Automatic 6 Speed
  Added Oct 2017 • 287 Fuel-ups

  Property of myqualsh

• 17.3 Avg MPG

• My Flex

  2018 Ford Flex SEL 3.5L V6 GAS Automatic 6 Speed
  Added Jun 2023 • 32 Fuel-ups

  Property of goodxrvn

• 20.9 Avg MPG

• 2018 Flex

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed Sport Utility
  Added Jul 2018 • 218 Fuel-ups

  Property of rross58

• 19.7 Avg MPG

• Flexy II

  2018 Ford Flex SE 3.5L V6 GAS Automatic 6 Speed
  Added Jun 2024 • 31 Fuel-ups

  Property of esevers

• 17.6 Avg MPG

• My Flex

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed
  Added Apr 2019 • 285 Fuel-ups

  Property of Firpo1

• 17.5 Avg MPG

• Flexy

  2018 Ford Flex Limited 3.5L V6 GAS Automatic 6 Speed
  Added Apr 2021 • 191 Fuel-ups

  Property of esevers

• 15.8 Avg MPG

• Flex

  2018 Ford Flex SEL 3.5L V6 GAS Automatic 6 Speed Sport Utility
  Added May 2023 • 43 Fuel-ups

  Property of Slim186

• 17.1 Avg MPG

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