British Airways

Delta-United $442 IAD to Amsterdam, British Airways $506 IAD to London

a screenshot of a flight schedule

American $560 San Francisco to Geneva Jan-May, Aug-Oct

Icelandair/AA/DL/UA $387-$457 Seattle to Brussels, Copenhagen, Stockholm and more

Miami Fare War Oneworld $405-$531 AMS, France, Italy, Spain, UK Jan-June

SkyTeam New York JFK to Estonia or Latvia $396-$489

LAX/SFO to Barcelona $433-$513 Star Alliance/Oneworld Jan-May

a screenshot of a travel website

Fare Alert Los Angeles to London $535-$557 AA/DL/UA nonstop Jan-May

BA or KLM $397-$489 Seattle to Riga, Latvia or Tallinn, Estonia Jan-Mar

AA/DL/UA Los Angeles to London $546-$556 Dec to May 11, even Xmas dates

Los Angeles to Warsaw $412 round trip British Airways

BoardingArea