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 Oct. 3-9. 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 $437

TW, US

San Francisco $388

UA, US

Las Vegas $391

HP

Los Angeles $391

UA, US

Minneapolis $307

NW

Denver $303

F9

Dallas $245

FL

Chicago $158

AA, UA US

Kansas City $222

YX

Atlanta $160

DL, UA, US

Boston $128

US

New York

$108

AA, CO, TW, UA, US

Miami $180

US

Toronto $279

AC, US

MexicoCity $408

CO

Rio de Janeiro $823

AA, UA

London $609

BA

Frankfurt $603

LH

Tokyo $1,259

NH, AA, NW, UA

Airlines

AA American

AC Air Canada

BA British Airways

CO Continental

DL Delta

FL AirTran

F9 Frontier

HP America West

LH Lufthansa

NH All Nippon

NW Northwest

TW TWA

UA United

US US Airways

YX Midwest Express

Bargain of the Week

As autumn looms, warm-weather destinations are on sale. US Airways is offering sale fares to Florida and the Caribbean. Buy tickets by Sept. 17. Sample fare: $328 round trip to Bermuda. United is offering an Internet-only sale to Hawaii. Tickets must be purchased by today and must be booked through www.ual.com. Travel must be completed by Oct. 10. Sample fare: $649 round-trip to Honolulu.

Fares, which were 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.