Boston to Kansas City flights

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Fare seen

€287Seen on 25 Sep 2026

Last checked

11 Oct 2026

Observed fares. Prices may change.

Your next trip, last seen at €123

Lowest observed

3 Nov 2026

JetBlue · 2 stops · One way

Cheapest observed day · Last checked: 25 Sep 2026

Departure

09:42

When to fly

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The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.

Prices are for observed departure and return date pairs. No data does not mean no flights.

Airlines seen: Allegiant Air, Frontier Airlines, JetBlue, United Airlines
Typical journey time: 11h 05m
Non-stop: Yes

Short answer

We have seen Allegiant Air fares from Boston to Kansas City. These are prices our searches returned on the dates shown, not quotes; run a live search for today's fare. Fare seen: €287 on 25 Sep 2026.

About this route

Explore the fares we observed from Boston to Kansas City. Prices move often, so pick your dates to see the latest options.

Route distance: 2,008 km
Typical journey time: 11h 05m
Airlines seen: Allegiant Air, Frontier Airlines, JetBlue, United Airlines
Seen on fares with a connection: JetBlue, United Airlines, Allegiant Air, Frontier Airlines
Alternative airports: PSM, MKC

Route-level information; individual journeys vary.

A clearer picture of your fare

Observed, not guaranteed

Every price is a fare we actually saw, and it may change at any time.

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The price is final on the provider's site, where your booking is completed.

How our prices work

Airport to city: straight-line distance

Portsmouth International Airport at Pease (PSM) → Boston, city gazetteer reference point (42.3584, -71.0598): ≈ 82 km.
Kansas City International Airport (MCI) → Kansas City, city gazetteer reference point (39.0997, -94.5786): ≈ 25 km.

Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.

Frequently asked

How much was a flight from Boston to Kansas City?

A fare of €287 was seen on 25 Sep 2026. Fares change, so search your dates for the current price.

Which airlines fly from Boston to Kansas City?

These are the carriers we have seen on the route: Allegiant Air, Frontier Airlines, JetBlue, United Airlines.

How long does the flight from Boston to Kansas City take?

The average journey time across the 85 fares we observed is 15h 34m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

How observed prices work, what "No data" means and what a fare includes: Read the flight price guide