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PSM to DPA: distance & flight time
Portsmouth (Portsmouth International at Pease Airport) → West Chicago (Dupage Airport)
890 mi
1,432 km · 773 nm
2h 24m
estimated nonstop flight time
-1h
time difference · heading west
See live PSM→DPA fares Phone-only fares on this route — call free
Flight time details
890 miles nonstop takes roughly 2h 24m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- PSM — Portsmouth International at Pease Airport · Portsmouth, United States
- DPA — Dupage Airport · West Chicago, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near PSM
- BOS · General Edward Lawrence Logan International Airport50 mi away
- LWM · Lawrence Municipal Airport29 mi away
- MHT · Manchester-Boston Regional Airport33 mi away
- BVY · Beverly Municipal Airport34 mi away
Near DPA
- ORD · Chicago O'Hare International Airport18 mi away
- LOT · Lewis University Airport22 mi away
- PWK · Chicago Executive Airport23 mi away
- MDW · Chicago Midway International Airport27 mi away
Frequently asked questions
How far is PSM from DPA?
The flight distance from Portsmouth (PSM) to West Chicago (DPA) is 890 miles (1,432 km, 773 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PSM to DPA?
A nonstop flight takes about 2h 24m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Portsmouth and West Chicago?
West Chicago is 1 hour behind Portsmouth.
What is the cheapest way to fly from PSM to DPA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PSM–DPA that never appear on search engines, with no booking fees.