Life & fun · alternatives · 2026

24 alternatives to Book.green

Find the cheapest and most ecological flights

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Book.green launched in 2023; newer entries below may have overtaken it.

1. 1
   Travelgam▲178

   Find the cheapest weekend flights in a single search ✈️

   2019 · its alternatives →

2. 2
   Skypicker▲301

   Find and book the best low-cost flights all around the world

   2014 · its alternatives →

3. 3
   FlightList▲456

   Find cheap, one-way flights within a departure date range ✈️

   2018 · its alternatives →

4. 4
   Weekendflights▲319

   Find the cheapest weekend flights with one click

   2018 · its alternatives →

5. 5
   FareFirst▲95

   Next-gen travel meta search engine to find best travel deals

   2018 · its alternatives →

6. 6
   Tripit Carbon Footprint▲75

   Your carbon footprint at your fingertips

   2020 · its alternatives →

7. 7
   FlyLine▲75

   Spend less and travel more.

   2019 · its alternatives →

8. 8
   Biliki AI▲180

   Plan your sustainable trip in seconds

   2024 · its alternatives →

9. 9
   Skyscanner▲248

   Compares millions of flights to find you the cheapest deal

   2014 · its alternatives →

10. 10
    MeetPoint▲121

    Find the city where everyone's flights are cheapest

    Jun 2026 · meetpoint.now · its alternatives →

11. 11
    Google Flights 2.0▲524

    A redesigned web experience to find & track flights 🔎✈️🌎

    2018 · its alternatives →

12. 12
    Tripnary 2.0▲134

    Find great places to fly on your budget

    2016 · its alternatives →

13. 13
    The Green Checklist▲79

    Impactful sustainability tips in checklist form

    2018 · its alternatives →

14. 14
    Momondo▲101

    Find and compare cheap flights

    2018 · its alternatives →

15. 15
    Corner▲317

    The fastest way to book flights on your phone

    2015 · its alternatives →

16. 16
    Finch▲96

    Your shopping guide for more sustainable stuff

    2023 · its alternatives →

17. 17FF
    Flightlist – Find the cheapest one-way flights in the world▲19

    2022 · flightlist.io · its alternatives →

18. 18
    AwayTab▲123

    Chrome extension that helps you find the cheapest flights

    2018 · its alternatives →

19. 19
    JetRadar▲141

    Compare flights from hundreds of airlines & travel agencies

    2015 · its alternatives →

20. 20
    offCents▲82

    Travel with zero carbon emissions

    2018 · its alternatives →

21. 21
    Flight Hacks▲103

    Find cheap flights completely for free

    2023 · its alternatives →

22. 22
    FlightList Android App▲82

    Find cheap one-way flights within a departure date range

    2023 · its alternatives →

23. 23
    OnlyFlights▲121

    Flight tracking made easy

    Nov 2025 · onlyflights.app · its alternatives →

24. 24
    YAYZY▲135

    Track the carbon footprint of each purchase in real-time

    2020 · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →