query: What's the best way to find cheap flight tickets from any place from a set of places to any place in another set of places?
positive_passages.docid: 337
positive_passages.text: How can I do a "broad" search for flights?
negative_passages.docid: 116395
negative_passages.text: Avoiding the second leg of an international flight - different rates for a return ticket?
negative_passages.docid: 5564
negative_passages.text: Is it okay to board only the second flight of a return ticket? The return ticket is much cheaper than buying one way
negative_passages.docid: 121527
negative_passages.text: EU flight compensation distance for connecting flight
negative_passages.docid: 143285
negative_passages.text: The cheapest way from Krabi town to Krabi airport
negative_passages.docid: 130194
negative_passages.text: Flight fares and distance of the travel
negative_passages.docid: 73094
negative_passages.text: Is there a tool to find all nonstop flights to one destination?
negative_passages.docid: 132121
negative_passages.text: Are there any child-free flight options?
negative_passages.docid: 47888
negative_passages.text: How do I find the cheapest date to book a given hotel?
negative_passages.docid: 37288
negative_passages.text: Why do return flight costs vary depending on the country of origin?
negative_passages.docid: 128167
negative_passages.text: How can I travel between US towns without flying?
negative_passages.docid: 158700
negative_passages.text: Are there any flight price search engines with baggage allowance included?
negative_passages.docid: 27604
negative_passages.text: Where can I find air-fare predictions?
negative_passages.docid: 38654
negative_passages.text: How to get a layover longer than a few hours?
negative_passages.docid: 146621
negative_passages.text: Traveling through Heathrow on separate tickets
negative_passages.docid: 62457
negative_passages.text: How can a layperson acquire evidence of a past flight's gate departure and arrival times without the airline?
negative_passages.docid: 135414
negative_passages.text: Book a return flight a year in advance