keyword

9 11 plane

Monthly search volume and cost-per-click data for "9 11 plane" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=9+11+plane&country=us" +--------------+------------------+ | volume | 9,900 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-19 | +--------------+------------------+

All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
9/11 plane	9,900	$0	20/20
terror attack 911	6,600	$0	20/20
how many planes were hijacked on 9/11	3,600	$0	20/20
how many planes were hijacked on 911	3,600	$0	20/20
what time did the first plane hit the twin towers	3,600	$0	20/20
911 airplane	2,900	$0	20/20
planes 9 11	2,900	$0	20/20
planes 911	2,900	$0	20/20
911 crash	2,400	$0	20/20
how many planes crashed in 9/11	1,900	$0	20/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://api.seodata.dev/v1/keyword?q=9+11+plane&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt