This chart lists the lowest generally available round-trip fares from at least one of the three Washington area airports -- Reagan National, Washington-Dulles International and Baltimore/Washington International -- for departures Sept. 5-11. Flights are nonstop or direct (stopover with no change of planes) except for some international flights. For ticket information, or to purchase tickets, call the individual airlines, not The Washington Post. For recorded information on how best to use this chart, call 202-334-7591.

Seattle $348

TW

San Francisco $383

UA, US

Los Angeles $386

UA, US

Minneapolis $274

NW, SY

Denver $264

F9, UA

Dallas $230

AA, UA

Chicago $144

AA, WN, UA, US

Kansas City $208

WN

Atlanta $164

FL, DL,

UA, US

Boston $128

US

New York $108

AA, TW, UA, US

Orlando $168

WN, US

Miami $180

US

Toronto $279

AC, US

Mexico City $472

CO, UA

Rio de Janeiro $849

UA

London $609

BA

Frankfurt $604

LH

Tokyo $1,258

NH, AA, NW, UA

Airlines

AA American

AC Air Canada

BA British Airways

CO Continental

DL Delta

FL AirTran

F9 Frontier

LH Lufthansa

NH All Nippon

NW Northwest

SY Suncountry

TW TWA

UA United

US US Airways

WN Southwest

Bargain of the Week

Swissair is offering sale fares to inaugurate its new nonstop service between Newark, N.J. and Basel, Switzerland. The round-trip fare, including all taxes, is $383. You must purchase tickets by Aug. 27, and travel must be completed by Dec. 15. Seat availability is limited, and a Saturday stay is required. Information: 1-800-221-4750, www.swissair.com.

Fares, which are researched Thursday, may change without notice, do not apply to all seats on all flights and are subject to restrictions. Most require advance purchase, are available only on midweek departures and require a Saturday night stay. Certain airport taxes and surcharges are not included. Contact airlines or a travel agent for fare details and airports of arrival and departure.

SOURCES: Internet travel services and airlines.