BOS → ORD

Find and Compare the Cheapest Ways to Fly from Boston to Chicago

Compare one-way, round-trip and flight + hotel packages from Boston to Chicago, a nonstop flight of about 2h 15m, with fares from around 150. Nonstop fares seen from JetBlue and United.

Boston to Chicago flight facts

Boston to Chicago is a domestic route covering about 863 miles, arriving at O'Hare International Airport (ORD) in United States. Peak travel season in Chicago runs June–August (warm, lakefront festivals), while November–April is usually the quietest and best-value time to visit. Nonstop fares we've tracked on this route come from JetBlue and United.

Key facts for flights from Boston to Chicago
Departing fromBoston Logan International Airport (BOS)
Arriving atO'Hare International Airport (ORD)
Distance863 miles (1,390 km)
Nonstop flight timeAbout 2h 15m
Nonstop airlines seenJetBlue and United
Round-trip fares from$150 (estimate)
Cheapest monthsFebruary, October, January
Peak season in ChicagoJune–August
Cheapest hotel months in ChicagoNovember–April
Best time to book1 to 3 months ahead
Route info updatedOctober 16, 2026

When to visit Chicago

  • Peak season

    June–August

    Warm, lakefront festivals

  • Shoulder season

    May & September–October

    Mild and comfortable

  • Off-peak season

    November–April

    Cold, windy and snowy

Estimated round-trip fares by month, Boston to Chicago

Estimated lowest round-trip fare per month
MonthFares from
January$175
February$150
March$195
April$200
May$195
June$210
July$220
August$235
September$175
October$155
November$210
December$230

Flying from Boston to Chicago

Airlines Flying this Route

Nonstop fares we've tracked on this route come from JetBlue and United. Ducoffs.com compares full-service and low-cost airlines flying between Boston and Chicago in a single search, including nonstop and one-stop options, so you can weigh price against total travel time.

Best Time to Book Flights from Boston to Chicago

Fares on this route tend to be lowest in February, October, and January. For the best selection, book about 1 to 3 months before departure and stay flexible by a day or two.

Average Travel Duration

Boston and Chicago are about 863 miles apart. A nonstop flight takes roughly 2h 15m; connecting itineraries usually add 2 to 5 hours.

Boston to Chicago flight questions

How can I find the absolute cheapest flight from Boston to Chicago?

The best way to secure budget rates is by comparing multiple airlines simultaneously and checking flexible dates. Ducoffs.com scans available partner networks to bring you real-time pricing options.

What is the cheapest month to fly from Boston to Chicago?

Based on typical seasonal demand, February, October, and January tend to offer the lowest fares on this route, with estimated round-trip prices starting around $150. Live prices change daily, so run a search for your exact dates.

How long is the flight from Boston to Chicago?

Boston and Chicago are about 863 miles apart. A nonstop flight takes roughly 2h 15m, while connecting itineraries usually add 2 to 5 hours depending on the layover.

Which airlines fly nonstop from Boston to Chicago?

Recent nonstop fares we've tracked on this route come from JetBlue and United. Schedules change by season, so your live search shows every airline flying your dates.

When are hotels cheapest in Chicago?

Hotel rates in Chicago are usually lowest in November–April, when demand is quieter, and highest during peak season (June–August). Booking your flight and hotel together can save up to 30%.

Which airport do I fly into for Chicago?

This route arrives at O'Hare International Airport (ORD). Your search results also show nearby airports when they offer a cheaper or faster option.

How far in advance should I book a flight to Chicago?

For this route, booking about 1 to 3 months before departure usually gives the best balance of price and seat selection. Mid-week departures are often cheaper than weekend flights.

Is it cheaper to bundle flights and hotels together?

Yes. Bundling your travel components can save you up to 30% compared to booking flights and hotels separately, as airlines and properties offer exclusive package discounts.