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Suche …

China-Flugpreise · Web-App

Gabelflüge ab/an Frankfurt · 2 Erw. + 2 Kinder · Economy. Datumsbereich wählen → Preise live via Google Flights (SerpApi). Pro Ergebnis: „Varianten\" für Reisedauer/Abflug-Offset, „Details\" für Zeiten & Zwischenstopps.

Frühestes Abflugdatum

Spätestes Abflugdatum

Reisedauer (Tage)

Termin-Abstand (Tage)

Stopover Ulan Bator\n Nächte

\n \n

Preise/Zeiten wie von Google Flights (via SerpApi) für die eingestellten Passagiere – Schätzwerte, keine verbindlichen Angebote. Jede Zeile (auch jede Variante) = eine Abfrage deines SerpApi-Kontingents.

\n\n`;\n\nasync function searchOne(legs, adults, children, key) {\n const p = new URLSearchParams({\n engine: \"google_flights\",\n api_key: key,\n currency: \"EUR\",\n hl: \"de\",\n gl: \"de\",\n travel_class: \"1\",\n adults: String(adults),\n children: String(children),\n });\n if (legs.length === 1) {\n p.set(\"type\", \"2\");\n p.set(\"departure_id\", legs[0].from);\n p.set(\"arrival_id\", legs[0].to);\n p.set(\"outbound_date\", legs[0].date);\n } else {\n p.set(\"type\", \"3\");\n p.set(\n \"multi_city_json\",\n JSON.stringify(legs.map(function (l) {\n return { departure_id: l.from, arrival_id: l.to, date: l.date };\n })),\n );\n }\n const r = await fetch(\"https://serpapi.com/search.json?\" + p.toString());\n const d = await r.json();\n if (d.error) return { price: null, error: d.error };\n const opts = [].concat(d.best_flights || [], d.other_flights || []);\n let best = null, bestO = null;\n for (const o of opts) {\n const pr = o.price;\n if (typeof pr === \"number\" && pr > 0 && (best === null || pr < best)) {\n best = pr;\n bestO = o;\n }\n }\n if (bestO === null) return { price: null };\n const segs = (bestO.flights || []).map(function (f) {\n const da = f.departure_airport || {}, aa = f.arrival_airport || {};\n return {\n from: da.id,\n ftime: da.time,\n to: aa.id,\n ttime: aa.time,\n airline: f.airline,\n fn: f.flight_number,\n dur: f.duration,\n };\n });\n const lays = (bestO.layovers || []).map(function (l) {\n return { id: l.id || l.name, dur: l.duration, overnight: !!l.overnight };\n });\n const air = [\n ...new Set(\n (bestO.flights || []).map(function (s) {\n return s.airline;\n }).filter(Boolean),\n ),\n ].join(\", \");\n let ins = null;\n if (d.price_insights) {\n const pi = d.price_insights;\n ins = {\n level: pi.price_level || null,\n typical: pi.typical_price_range || null,\n lowest: pi.lowest_price || null,\n };\n }\n return {\n price: best,\n airline: air,\n stops: (bestO.layovers || []).length,\n duration: bestO.total_duration || null,\n segments: segs,\n layovers: lays,\n insights: ins,\n };\n}\n\nexport default async function (req) {\n const url = new URL(req.url);\n if (url.pathname === \"/api/search\") {\n const key = Deno.env.get(\"SERPAPI_KEY\");\n if (!key) {\n return Response.json({\n error: \"SERPAPI_KEY fehlt – im Val als Environment Variable setzen.\",\n }, { status: 500 });\n }\n try {\n const legs = JSON.parse(url.searchParams.get(\"legs\") || \"[]\");\n const adults = parseInt(url.searchParams.get(\"adults\") || \"2\", 10);\n const children = parseInt(url.searchParams.get(\"children\") || \"2\", 10);\n if (!legs.length) {\n return Response.json({ error: \"keine legs\" }, { status: 400 });\n }\n const out = await searchOne(legs, adults, children, key);\n return Response.json(out);\n } catch (e) {\n return Response.json({ error: String(e) }, { status: 500 });\n }\n }\n return new Response(HTML, {\n headers: { \"content-type\": \"text/html; 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Code