keyword

chicago illinois airport

Monthly search volume and cost-per-click data for "chicago illinois airport" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=chicago+illinois+airport&country=us" +--------------+------------------+ | volume | 8,100 | | cpc | $1.48 | | competition | 0.03 | | country | US | | updated | 2026-07-06 | +--------------+------------------+

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
airport chicago ord	90,500	$1.9	20/20
chicago illinois o'hare airport	90,500	$1.96	20/20
chicago illinois ord airport	90,500	$1.9	20/20
chicago airport	74,000	$2.72	20/20
chicago airport o hare	40,500	$2.98	20/20
chicago airport o'hare	40,500	$1.86	20/20
international airport o'hare	40,500	$2.98	20/20
o hare ord airport	40,500	$1.63	20/20
airport in illinois chicago	8,100	$1.48	20/20
chicago illinois airports	8,100	$1.48	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=chicago+illinois+airport&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