United and American Airlines have round-trip flights from Phoenix (PHX) to Chicago (ORD) for $165-$183, NONSTOP. Flights May, June, August, and September. Departures on Monday, Tuesday, Wednesday, Thursday, and Saturday. Origin/Destination reversible.
Category: <span>Chicago</span>

Nonstop Flights: Atlanta to/from Chicago or New York/Newark $91-$138 round-trip [March-May] – United
United has round-trip flights from Atlanta (ATL) to Chicago or New York/Newark (ORD, EWR) for $91-$138, NONSTOP. Flights March to May. Departures on Tuesday, Wednesday, and Saturday. Origin/Destination reversible.
United has round-trip flights from Los Angeles (LAX) to Chicago, Denver, Houston, or Phoenix (ORD, DEN, IAH, PHX) for $95-$156, NONSTOP. Flights April to May. Departures on Tuesday, Wednesday, and Saturday. Origin/Destination reversible.
American Airlines and United have round-trip flights from Denver (DEN) to Chicago, Dallas, Los Angeles, Philadelphia, or Phoenix (ORD, DFW, LAX, PHL, PHX) for $91-$138, NONSTOP. Flights February to December. Cheapest flights on Tuesdays, Wednesdays, and Saturdays. Some Chicago weekends available. Origin/Destination reversible. No Christmas dates available.
American Airlines and United have round-trip flights from Los Angeles (LAX) to Chicago, Denver, Houston, Orlando, Phoenix, or Sacramento (ORD, DEN, IAH, MCO, PHX, SMF) for $85-$167, NONSTOP. Flights are between February and December. Departures on Tuesday, Wednesday, and Saturday. Origin/Destination reversible. Holiday blackouts.
American Airlines, United, and Southwest have round-trip flights from Phoenix (PHX) to Chicago, Las Vegas, San Antonio, San Diego, San Francisco, Salt Lake City, Seattle, or Los Angeles (ORD, LAS, SAT, SAN, SFO, SLC, SEA, LAX) for $91-$161, NONSTOP. Flights are between February to December (see example dates on website). Origin/Destination reversible. Cheapest departures are on Tuesdays, Wednesdays, and Saturdays. Holiday blackouts.
American Airlines and United have round-trip flights from Phoenix (PHX) to Chicago (ORD) for $137-$183, NONSTOP. Flights February, March, April, May, August, September, October, November, and December. No Friday departures. Origin/Destination reversible. Holiday blackouts.
American Airlines has round-trip flights from Los Angeles (LAX) to Chicago (ORD) for $163-$180, NONSTOP. Flights April, May, August, September, October, November, and December. Cheapest departures on Tuesday, Wednesday, and Saturday. Origin/Destination reversible. Holiday blackouts.
American Airlines has round-trip flights from New York (LGA) to Chicago (ORD) for $103-$138, NONSTOP. Flights February, March, April, May, June, September, October, November, and December. Weekends available. Origin/Destination reversible. Holiday blackouts.
American Airlines has round-trip flights from Atlanta (ATL) to Chicago (ORD) for $99-$105, NONSTOP. Flights December to February. Departures on Monday, Tuesday, Wednesday, Thursday, and Saturday. Origin/Destination reversible. No Christmas dates available.
Frontier has round-trip flights from Atlanta (ATL) to Chicago (MDW) for $50-$60, NONSTOP. $25-$30 each-way. Flights September to December. No Sunday departures. Weekends available. Origin/Destination reversible. No Christmas dates available.
Southwest has round-trip flights from Portland (PDX) to Chicago (MDW) for $131-$140, NONSTOP. Flights September to November. Origin/Destination reversible. No Thanksgiving dates.
This fare is a subset of the larger Domestic Airfare sale that we mentioned two days ago. Prices continue to drop as competitors match Southwest’s sale.
Frontier has round-trip flights from Atlanta (ATL) to Chicago, Miami, Newark/New York, or Philadelphia (ORD, MIA, EWR, PHL) for $49-$68, NONSTOP. Dates vary, see the updated link list on our website.
Alaska Airlines and American have round-trip flights from Seattle (SEA) to Chicago (ORD) for $109-$149, NONSTOP. Flights August to December. A few weekends available. Origin/Destination reversible. No Christmas dates available.
American Airlines and United have round-trip flights from Phoenix (PHX) to Chicago (ORD) for $163-$172, NONSTOP. Flights August to December. No Sunday departures. Extended weekends available. Origin/Destination reversible. No Christmas dates available.
Southwest has round-trip flights from Seattle (SEA) to Chicago, Dallas, Denver, Houston, Nashville, Las Vegas, Oakland, Phoenix, Sacramento, San Jose, or Baltimore (MDW, DAL, DEN, HOU, BNA, LAS, OAK, PHX, SMF, SJC, BWI) for $94-$152, NONSTOP. Flights vary, but most are between August to October.
American Airlines has round-trip flights from Portland (PDX) to Chicago (ORD) for $179, NONSTOP. Flights in May. Very few weekends available. Origin/Destination reversible.
Delta has round-trip flights from Seattle (SEA) to Chicago or Ontario, California (ORD, ONT) for $97, NONSTOP. Flights March to April. Very few weekends available. Origin/Destination reversible.
Southwest, Delta, and Alaska Airlines have round-trip flights from Portland (PDX) to Chicago or Los Angeles (MDW/ORD, LAX) for $117-$168, NONSTOP. Flights January to March. Departures on Monday, Tuesday, Wednesday, Thursday, and Saturday. Extended weekends available.
For Alaska Airlines fares, you will need to use the coupon-code BFSALE30 for their fares to be competitive to the other airlines.
Southwest, Delta, American, and Alaska Airlines have round-trip flights from Seattle (SEA) to Chicago (MDW/ORD, SFO, SJC, LAX) for $92-$128, NONSTOP. Flights January to March. Departures on Monday, Tuesday, Wednesday, Thursday, and Saturday. Extended weekends available.
Some small OTAs on Skyscanner have this for cheaper than the airline. If you plan on booking there, beware of any site that charges a fee to cancel a ticket within the 24-hour “free” period. Use unknown booking sites at your own risk.
For Alaska Airlines fares, you will need to use the coupon-code BFSALE30 for their fares to be competitive to the other airlines.

