How to watch Celtics vs. 76ers for free on Prime Video tonight

It’s the first night of group play in the NBA Cup and the action kicks off with an Eastern Conference matchup on Prime Video.

Tonight’s NBA on Prime doubleheader starts with the Boston Celtics visiting the Philadelphia 76ers, just over a week after the teams opened the 2025-26 campaign against each other that Philadelphia won, 117-116.

The Celtics sit at 2-3 and are entering today’s game on a two-game win streak after opening the season with three consecutive losses. The Sixers, on the other hand, are one of four teams that are still undefeated going into Week 2 of the season with a 4-0 record.

All this streaming stuff can be confusing; here’s what you need to know to make sure you won’t miss tonight’s Celtics vs. 76ers game.

Celtics vs. 76ers start time:

Celtics vs. Knicks tips off at 7 p.m. ET tonight (Oct. 31), but pregame coverage on Prime Video will begin at 6:30 p.m.

What channel is tonight’s Celtics vs. 76ers game on?

Tonight’s Celtics vs. 76ers game will not air on traditional cable as it is exclusive to the Prime Video streaming service.

How to watch Celtics vs. 76ers for free:

NBA on Prime, including Celtics vs. 76ers, is streaming exclusively on Prime Video, so you’ll need an Amazon Prime subscription to watch the game.

If you aren’t a Prime Video subscriber yet, you can get started with a 30-day Amazon Prime free trial, including Prime perks like the Prime Video streaming service, free two-day shipping, exclusive deals, and more. After the free trial, Amazon Prime costs $14.99/month or $139/year.

All 18- to 24-year-olds, regardless of student status, are eligible for a discounted Prime for Young Adults membership as well, with age verification. After a six-month free trial, you’ll pay 50% off the standard Prime monthly price of $14.99/month — just $7.49/month — for up to six years and get all the perks.

NBA on Prime key dates:

• Nov. 28: NBA Cup Night / Black Friday Games
• Dec. 9-15: NBA Cup Knockout Rounds
• Dec. 16: NBA Cup Championship
• Jan. 15: NBA Berlin Game (Grizzlies vs. Magic)
• Jan. 18: NBA London Game (Grizzlies vs. Magic)
• April 14-17: NBA Play-In Tournament

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This article was written by Angela Tricarico, Commerce Streaming Reporter for Post Wanted Shopping, Page Six, and New York Post’s streaming property, Decider. Angela keeps readers up to date with cord-cutter-friendly deals, and information on how to watch your favorite sports teams, TV shows, and movies on every streaming service. Not only does Angela test and compare the streaming services she writes about to ensure readers are getting the best prices, but she’s also a superfan specializing in the intersection of shopping, tech, sports, and pop culture. Prior to joining Decider and The New York Post in 2023, she wrote about streaming and consumer tech at Insider Reviews