The Marvel movies in order are organized in three phases:

Phase 1:

1.  Iron Man (2008)

2.  The Incredible Hulk (2008)

3.  Iron Man 2 (2010)

4.  Thor (2011)

5.  Captain America: The First Avenger (2011)

6.  The Avengers (2012)

Phase 2:

7.  Iron Man 3 (2013)

8.  Thor: The Dark World (2013)

9.  Captain America: The Winter Soldier (2014)

10.  Guardians of the Galaxy (2014)

11.  Avengers: Age of Ultron (2015)

12.  Ant-Man (2015)

Phase 3:

13.  Captain America: Civil War (2016)

14.  Doctor Strange (2016)

15.  Guardians of the Galaxy 2 (2017)

16.  Spiderman: Homecoming (2017)

17.  Thor: Ragnarok (2017)

18.  Black Panther (2017)

19.  Avengers: Infinity War (2018)

20.  Ant-Man and the Wasp (2018)

21.  Captain Marvel (2019)

22.  Avengers: Endgame (2019)

23.  Spiderman: Far From Home (2019)