What is the cheapest month to fly from Baltimore to Sioux Falls?

Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Baltimore (BWI) to Sioux Falls (FSD), with fares starting from $417.

What is the lowest current fare from BWI to FSD?

The lowest currently-listed fare from Baltimore (BWI) to Sioux Falls (FSD) is $417 on 2026-05-31.

Is there a direct flight from Baltimore to Sioux Falls?

There is currently no non-stop service from BWI to FSD. Most travellers connect through a hub airport. See our route page for current stopover options.

Cheap flights from Baltimore to Sioux Falls

Cheapest current fares: $417 in May 2026 on connecting flights.

Last updated May 25, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

Lowest available fare per calendar month from Baltimore (BWI) to Sioux Falls (FSD). Refreshed daily.

Baltimore (BWI) → Sioux Falls (FSD)

May 2026 $417

Frequently asked questions

What is the cheapest month to fly from Baltimore to Sioux Falls?

Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Baltimore (BWI) to Sioux Falls (FSD), with fares starting from $417.
What is the lowest current fare from BWI to FSD?

The lowest currently-listed fare from Baltimore (BWI) to Sioux Falls (FSD) is $417 on 2026-05-31.
Is there a direct flight from Baltimore to Sioux Falls?

There is currently no non-stop service from BWI to FSD. Most travellers connect through a hub airport. See our route page for current stopover options.

Related guides for this route

Sibling pages — full route detail, airport overviews, visa context, per-airline routes.