This is a bit of a stretch, but consider using the Twitter public feed for travel itineraries that are posted automatically. I noticed on Steve Woz's feed, that he uses Swarm App which posts his travel plans automatically
(direct link)
The raw JSON data for this tweet looks like this:
{
"created_at":"Tue Dec 05 11:52:49 +0000 2017",
"id":938013284791447557,
"id_str":"938013284791447557",
"text":"Arrival of JL 773 NRT to MEL. (@ Melbourne Airport (MEL) - @melair in Tullamarine, VIC) https:\/\/t.co\/1vKdelQtqZ",
"truncated":false,
"entities":{
"hashtags":[
],
"symbols":[
],
"user_mentions":[
{
"screen_name":"Melair",
"name":"Melbourne Airport",
"id":29406687,
"id_str":"29406687",
"indices":[
59,
66
]
}
],
"urls":[
{
"url":"https:\/\/t.co\/1vKdelQtqZ",
"expanded_url":"https:\/\/www.swarmapp.com\/c\/4tuxJ7eGzTS",
"display_url":"swarmapp.com\/c\/4tuxJ7eGzTS",
"indices":[
88,
111
]
}
]
},
"source":"\u003ca href=\"http:\/\/foursquare.com\" rel=\"nofollow\"\u003eFoursquare\u003c\/a\u003e",
"in_reply_to_status_id":null,
"in_reply_to_status_id_str":null,
"in_reply_to_user_id":null,
"in_reply_to_user_id_str":null,
"in_reply_to_screen_name":null,
"user":{
"id":22938914,
"id_str":"22938914",
"name":"Steve Wozniak",
"screen_name":"stevewoz",
"location":"Los Gatos, California",
"description":"Engineers first! Human rights. Gadgets. Jokes and pranks. Segways. Music and concerts. Gameboy Tetris.",
"url":"http:\/\/t.co\/gC1NnB1hgl",
"entities":{
"url":{
"urls":[
{
"url":"http:\/\/t.co\/gC1NnB1hgl",
"expanded_url":"http:\/\/woz.org",
"display_url":"woz.org",
"indices":[
0,
22
]
}
]
},
"description":{
"urls":[
]
}
},
"protected":false,
"followers_count":599511,
"friends_count":89,
"listed_count":9677,
"created_at":"Thu Mar 05 16:24:20 +0000 2009",
"favourites_count":21,
"utc_offset":-28800,
"time_zone":"Pacific Time (US & Canada)",
"geo_enabled":true,
"verified":true,
"statuses_count":6504,
"lang":"en",
"contributors_enabled":false,
"is_translator":false,
"is_translation_enabled":false,
"profile_background_color":"9AE4E8",
"profile_background_image_url":"http:\/\/abs.twimg.com\/images\/themes\/theme16\/bg.gif",
"profile_background_image_url_https":"https:\/\/abs.twimg.com\/images\/themes\/theme16\/bg.gif",
"profile_background_tile":false,
"profile_image_url":"http:\/\/pbs.twimg.com\/profile_images\/1365311061\/Janet_and_Woz_normal.jpg",
"profile_image_url_https":"https:\/\/pbs.twimg.com\/profile_images\/1365311061\/Janet_and_Woz_normal.jpg",
"profile_link_color":"0084B4",
"profile_sidebar_border_color":"BDDCAD",
"profile_sidebar_fill_color":"DDFFCC",
"profile_text_color":"333333",
"profile_use_background_image":true,
"has_extended_profile":false,
"default_profile":false,
"default_profile_image":false,
"following":false,
"follow_request_sent":false,
"notifications":false,
"translator_type":"none"
},
"geo":{
"type":"Point",
"coordinates":[
-37.67034562,
144.84909363
]
},
"coordinates":{
"type":"Point",
"coordinates":[
144.84909363,
-37.67034562
]
},
"place":{
"id":"01864a8a64df9dc4",
"url":"https:\/\/api.twitter.com\/1.1\/geo\/id\/01864a8a64df9dc4.json",
"place_type":"city",
"name":"Melbourne",
"full_name":"Melbourne, Victoria",
"country_code":"AU",
"country":"Australia",
"contained_within":[
],
"bounding_box":{
"type":"Polygon",
"coordinates":[
[
[
144.593741856,
-38.433859306
],
[
145.512528832,
-38.433859306
],
[
145.512528832,
-37.5112737225
],
[
144.593741856,
-37.5112737225
]
]
]
},
"attributes":{
}
},
"contributors":null,
"is_quote_status":false,
"retweet_count":2,
"favorite_count":19,
"favorited":false,
"retweeted":false,
"possibly_sensitive":false,
"possibly_sensitive_appealable":false,
"lang":"en"
}
And you can see that the source is labeled as href=\"http:\/\/foursquare.com\
With the Twitter Search API you can search for keywords up to one week old, perhaps by JSON field source
as well. You can download and then scan for relevant itineraries: JL 773 NRT to MEL
= Japan Airlnes Flight 773 from Narita to Melbourne