Stargate SG-1 backdrop
Sci-Fi & FantasyAction & Adventure

The Best Episodes of Stargate SG-1

Every episode of Stargate SG-1 ranked from best to worst. Let's dive into the Best Episodes of Stargate SG-1!

Binge this in 6d 13hPeaking at 9.5/10

The story of Stargate SG-1 begins about a year after the events of the feature film, when the United States government learns that an ancient alien device called the Stargate can access a network of

Episode Rankings

  1. #1 Fan Favorite
    Click to reveal
    Stargate SG-1 Season 4 Episode 6 - Window of Opportunity
    9.5/10(3238 votes)

    #1 - Window of Opportunity

    S4:E6

    O'Neill and Teal'c are caught in a time loop in the SGC, and must relive the same 10 hours over and over again.

    Be the first to start the conversation for this episode

  2. Stargate SG-1 Season 7 Episode 22 - Lost City (2)
    9.4/10(1901 votes)

    #2 - Lost City (2)

    S7:E22

    Anubis begins a systematic assault on Earth, and the planet's only hope of salvation depends on whether SG-1 can find the Ancients' mythical Lost City.

    Be the first to start the conversation for this episode

  3. Stargate SG-1 Season 2 Episode 15 - The Fifth Race
    9.1/10(2150 votes)

    #3 - The Fifth Race

    S2:E15

    O'Neill becomes the unwilling receptacle for a library of alien knowledge.

    Be the first to start the conversation for this episode

  4. Stargate SG-1 Season 7 Episode 18 - Heroes (2)
    8.9/10(1770 votes)

    #4 - Heroes (2)

    S7:E18

    SG-1 is called into action while a film crew is documenting the Stargate program, but the S.G.C. comes under investigation after the mission goes terribly wrong.

    Be the first to start the conversation for this episode

  5. Stargate SG-1 Season 7 Episode 21 - Lost City (1)
    8.9/10(1577 votes)

    #5 - Lost City (1)

    S7:E21

    O'Neill goes to great lengths to keep the Ancients' knowledge from falling into Goa'uld hands when the team discovers a second repository. The President replaces General Hammond with a civilian diplomat.

    Be the first to start the conversation for this episode

  6. Stargate SG-1 Season 8 Episode 17 - Reckoning (2)
    8.9/10(1308 votes)

    #6 - Reckoning (2)

    S8:E17

    The fate of the galaxy hangs in the balance as Sam and Jacob search for the only weapon capable of stopping the Replicator onslaught. O'Neill leads a defense of the S.G.C., while Daniel squares off against Replicator Carter.

    Be the first to start the conversation for this episode

  7. Trending NowTRENDING NOW

    The 20 WORST Episodes of Stargate SG-1

    READ
  8. Stargate SG-1 Season 10 Episode 3 - The Pegasus Project
    8.9/10(1456 votes)

    #7 - The Pegasus Project

    S10:E3

    Daniel and Vala travel to Atlantis in search of Merlin's anti-Ori weapon, while Sam, and Mitchell join forces with Dr. McKay to lock out the Ori supergate.

    Be the first to start the conversation for this episode

  9. Stargate SG-1 Season 10 Episode 20 - Unending
    8.9/10(2029 votes)

    #8 - Unending

    S10:E20

    Trapped on board the Odyssey, the members of SG-1 must live out the rest of their lives together when Carter activates a time dilation field to save the ship from destruction.

    Be the first to start the conversation for this episode

  10. Stargate SG-1 Season 2 Episode 21 - 1969
    8.7/10(1966 votes)

    #9 - 1969

    S2:E21

    A cosmic accident causes SG-1 to be sent back 30 years into Earth's past, where they must locate the Stargate and find a way home.

    Be the first to start the conversation for this episode

  11. Stargate SG-1 Season 3 Episode 22 - Nemesis (1)
    8.7/10(1530 votes)

    #10 - Nemesis (1)

    S3:E22

    SG-1 faces creatures of mass destruction that even the Asgard can't control, and must destroy Thor's infested vessel before the Replicator bugs reach Earth.

    Be the first to start the conversation for this episode

  12. Stargate SG-1 Season 6 Episode 22 - Full Circle
    8.7/10(1348 votes)

    #11 - Full Circle

    S6:E22

    SG-1 is called to defend the people of Abydos from the Goa'uld once again when they learn that Anubis, in search of a powerful device, is about to attack.

    Be the first to start the conversation for this episode

  13. Stargate SG-1 Season 8 Episode 2 - New Order (2)
    8.7/10(1295 votes)

    #12 - New Order (2)

    S8:E2

    While the Goa'uld threaten to attack Earth, SG-1 and the Asgard make a last, desperate stand against the Replicators, which have captured Major Carter and invaded the last outpost of the Asgard civilization.

    Be the first to start the conversation for this episode

  14. Stargate SG-1 Season 8 Episode 18 - Threads
    8.7/10(1420 votes)

    #13 - Threads

    S8:E18

    While Daniel finds himself in a mysterious diner suspended between death and ascension, Jacob's fate takes an unexpected turn, Jack and Sam consider their romantic lives, and Anubis unleashes his plan for galactic destruction.

    Be the first to start the conversation for this episode

  15. Stargate SG-1 Season 1 Episode 19 - Tin Man
    8.6/10(1908 votes)

    #14 - Tin Man

    S1:E19

    The members of SG-1 arrive on P3X-989 and are knocked unconscious. They wake up and return to Earth only to find that they are not quite themselves.

    Be the first to start the conversation for this episode

  16. Stargate SG-1 Season 2 Episode 1 - The Serpent's Lair (3)
    8.6/10(1781 votes)

    #15 - The Serpent's Lair (3)

    S2:E1

    With SG-1 trapped on Klorel's ship, it seems that Earth is doomed as the Pyramid Ships prepare to destroy Earth.

    Be the first to start the conversation for this episode

  17. Stargate SG-1 Season 2 Episode 16 - A Matter of Time
    8.6/10(1725 votes)

    #16 - A Matter of Time

    S2:E16

    After gating to a world on the edge of a black hole, the S.G.C. cannot disengage the Stargate. All of Earth becomes endangered by the time-distorting gravity field.

    Be the first to start the conversation for this episode

  18. Stargate SG-1 Season 4 Episode 16 - 2010
    8.6/10(1665 votes)

    #17 - 2010

    S4:E16

    Ten years into the future, the former members of SG-1 must send a message into the past to prevent the extinction of the human race.

    Director:Andy Mikita

    Be the first to start the conversation for this episode

  19. Stargate SG-1 Season 6 Episode 12 - Unnatural Selection (2)
    8.6/10(1391 votes)

    #18 - Unnatural Selection (2)

    S6:E12

    The team is called into battle unexpectedly when the Asgard homeworld is overrun by Replicators -- which have evolved into a startling new form.

    Be the first to start the conversation for this episode

  20. Stargate SG-1 Season 10 Episode 11 - The Quest (2)
    8.6/10(1198 votes)

    #19 - The Quest (2)

    S10:E11

    When the team finds Merlin himself, they must help him complete the Sangraal weapon before Adria and her Ori forces can track them down.

    Be the first to start the conversation for this episode

  21. Stargate SG-1 Season 10 Episode 14 - The Shroud
    8.6/10(1254 votes)

    #20 - The Shroud

    S10:E14

    When SG-1 discovers that Daniel Jackson has been turned into a Prior of the Ori, they must determine whether or not his plan to destroy the Ori is genuine.

    Be the first to start the conversation for this episode

  22. Stargate SG-1 Season 4 Episode 1 - Small Victories (2)
    8.5/10(1536 votes)

    #21 - Small Victories (2)

    S4:E1

    O'Neill and Teal'c risk their lives to keep the Replicator bugs from gaining a foothold on Earth, while Carter helps the Asgard fend off a Replicator invasion.

    Be the first to start the conversation for this episode

  23. Stargate SG-1 Season 5 Episode 10 - 2001
    8.5/10(1452 votes)

    #22 - 2001

    S5:E10

    SG-1 encounters a potential new, technologically advanced ally in the war against the Goa'uld -- though they do not know the Aschen's dark secret.

    Director:Peter DeLuise

    Be the first to start the conversation for this episode

  24. Stargate SG-1 Season 5 Episode 21 - Meridian
    8.5/10(1479 votes)

    #23 - Meridian

    S5:E21

    Daniel Jackson is exposed to a lethal dose of radiation while visiting an alien civilization that is building a weapon of mass destruction.

    Be the first to start the conversation for this episode

  25. Stargate SG-1 Season 5 Episode 22 - Revelations
    8.5/10(1324 votes)

    #24 - Revelations

    S5:E22

    SG-1 must come to the rescue of their once-powerful allies when the Goa'uld attack a secret Asgard laboratory.

    Be the first to start the conversation for this episode

  26. Stargate SG-1 Season 8 Episode 1 - New Order (1)
    8.5/10(1326 votes)

    #25 - New Order (1)

    S8:E1

    Carter and Teal'c go in search of the Asgard to try and save Colonel O'Neill, but discover that the Asgard's enemy has returned with a vengeance. The System Lords seek an alliance with Earth against a common enemy.

    Be the first to start the conversation for this episode

Best Episodes Summary

"Window of Opportunity" is the best rated episode of "Stargate SG-1". It scored 9.5/10 based on 3238 votes. Directed by Peter DeLuise and written by Paul Mullie, Joseph Mallozzi, it aired on 8/4/2000. This episode scored 0.1 points higher than the second highest rated, "Lost City (2)".