Oneworld has round-trip flights from Houston (IAH) to Naples, Frankfurt, or Amsterdam (NAP, FRA, AMS) for $502-$563 with a connection. Naples flights August to October. Frankfurt and Amsterdam flights in August, October, November, December, January, and February. 7-day minimum stay required.
Category: <span>Oneworld</span>
American Airlines, British Airways, and Finnair have round-trip flights from Houston (IAH) to Paris (CDG) for $448-$476 with a connection. Flights August to March. Departures on Monday, Tuesday, Wednesday, and Sunday. 7-day minimum stay required.
British Airways and Finnair have round-trip flights from Houston (IAH) to Santorini (JTR) for $660-$695 with a connection. Flights August to October. No Saturday departures. Very few extended weekends available.
This will require an overnight stay in LHR for the return leg of the trip.
American Airlines, United, and Southwest has round-trip flights from Houston (IAH) to Las Vegas, Raleigh, Little Rock, Jacksonville, Denver, Colorado Springs, Destin, El Paso, Charleston, or Baltimore (LAS, RDU, LIT, JAX, DEN, COS, VPS, ELP, CHS, BWI) for $159-$199 with a connection. Flights May to November. Extended weekends available. Origin/Destination reversible. No Thanksgiving dates.
A Carry-on bag and also a personal item is allowed for free on American. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.
American Airlines, United, and Southwest have round-trip flights from Houston (IAH) to Chicago, Miami, Phoenix, or Los Angeles (ORD, MIA, PHX, LAX) for $121-$159, NONSTOP. Flights May to November. Departures on Tuesday, Wednesday, and Saturday. Extended weekends available. Origin/Destination reversible. No Thanksgiving dates.
Today most of the major airline alliances have round-trip flights from Houston (IAH) to Newcastle upon Tyne, Prague, Stockholm, Porto, or Basel (NCL, PRG, ARN, OPO, BSL) for $550-$594 with a connection. Flights August to March. 7-day minimum stay required.
British Airways, American Airlines, and Finnair have round-trip flights from Houston (IAH) to Madrid (MAD) for $476-$491 with a connection. Flights September to March. Departures on Monday, Tuesday, Wednesday, and Sunday. 7-day minimum stay required.
Delta, Virgin Atlantic, American Airlines, British Airways and various other airlines have round-trip flights from Houston (IAH) to London, United Kingdom (LHR) for $598-$631 with a connection. Flights in May, August, September, October, November, December, January, February, and March. Departures on Monday, Tuesday, Wednesday, and Sunday. 7-day minimum stay required. Holiday blackouts.
A Carry-on bag and also a personal item is allowed for free. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.

Nonstop Flights: Houston to/from Charlotte, North Carolina $157 r/t [May-August] – American Airlines
American Airlines has round-trip flights from Houston (IAH) to Charlotte, North Carolina (CLT) for $157, NONSTOP. Flights May to August. Weekends available. Origin/Destination reversible.
British Airways, Finnair, Iberia, American Airlines and various other airlines have round-trip flights from Houston (IAH) to Paris (CDG) for $622-$628 with a connection. Flights April, May, August, September, October, and November. Departures on Monday, Tuesday, Wednesday, and Sunday. 7-day minimum stay required. No Thanksgiving dates.
A Carry-on bag and also a personal item is allowed for free on American. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.
British Airways and Iberia have round-trip flights from Houston (IAH) to Amsterdam (AMS) for $613-$629 with a connection. Flights April, May, August, September, October, and November. Departures on Monday, Tuesday, Wednesday, and Sunday. 7-day minimum stay required. No Thanksgiving dates.
American Airlines has round-trip flights from Houston (IAH) to Philadelphia (PHL) for $185, NONSTOP. Flights May to October. Departures on Tuesday, Wednesday, and Saturday. Extended weekends available.
American Airlines has round-trip flights from Houston (IAH) to Honolulu (HNL) for $371 with a connection. Flights April to May. No Friday departures. Very few extended weekends available. Origin/Destination reversible.
Fiji Airways has round-trip flights from Houston (IAH) to Nadi (NAN) for $746-$759 with a connection. Flights June, July, August, September, October, November, January, February, March. Departures on Tuesday, Thursday, and Saturday. Extended weekends available. Origin/Destination reversible. No Thanksgiving dates.
Some small OTAs on Skyscanner have this for as low as $687; which is cheaper than the airline.
American Airlines has round-trip flights from Houston (HOU/IAH) to Tulum (TQO) for $259 with a connection. Flights April to May. Departures/Returns on Saturday only. Origin/Destination reversible. 7-day minimum stay required.
British Airways, Iberia, and Finnair have round-trip flights from Houston (IAH) to Basel (BSL) for $586-$597 with a connection. Flights in August, October, November, December, January, and February. Departures on Monday, Tuesday, Wednesday, and Sunday. 7-day minimum stay required. Holiday blackouts.
American Airlines has round-trip flights from Houston (IAH) to San Francisco (SFO) for $149 with a connection. Flights in May. Departures on Tuesday, Wednesday, and Saturday. Very few extended weekends available. Origin/Destination reversible.
British Airways, Finnair, Iberia, American Airlines and various other airlines have round-trip flights from Houston (IAH) to Newcastle upon Tyne (NCL) for $658-$670 with a connection. Flights April, May, September, October, November, December, and January. Departures on Monday, Tuesday, Wednesday, and Sunday. 7-day minimum stay required. Holiday blackouts.
A Carry-on bag and also a personal item is allowed for free on American. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.
American Airlines has round-trip flights from Houston (IAH) to Colorado Springs, El Paso, Fort Myers, Jacksonville, Indianapolis, Omaha, Panama City Florida, or Albuquerque (COS, ELP, RSW, JAX, IND, OMA, ECP, ABQ) for $179-$194 with a connection. Flights May to August. Departures on Tuesday, Wednesday, and Saturday. Extended weekends available. Origin/Destination reversible.
A Carry-on bag and also a personal item is allowed for free on American. You can avoid paying for seat selection by accepting the randomly assigned seat at the gate.