Route guide

Boston to Kansas City (BOS-MCI): Nonstop Upgrade & Award Space

Delta Air Lines, Southwest Airlines, and American Airlines fly nonstop between Boston (BOS) and Kansas City (MCI), roughly 15 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every BOS to MCI departure, so you know which flights have space before you book.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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15
Nonstop flights a week
1,253 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every BOS to MCI departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Boston to Kansas City to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each BOS to MCI departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See BOS to MCI on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Boston to Kansas City nonstop

Carriers operating BOS to MCI nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Delta Air Lines
  • Southwest Airlines
  • American Airlines
See BOS to MCI on the interactive map →

Frequently asked questions about BOS to MCI

How far is Kansas City from Boston?
BOS to MCI covers about 1,253 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from BOS to MCI?
Delta Air Lines, Southwest Airlines, and American Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on all three of them.
How many flights a week are there from BOS to MCI?
About 15 nonstop flights a week run between Boston and Kansas City in the current schedule, operated by Delta Air Lines, Southwest Airlines, and American Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on BOS to MCI?
Open the BOS to MCI calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Boston to Kansas City route, and 2LNR will notify you when space opens. It's free to start.

Never miss BOS to MCI upgrade or award space

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