Cheap Flights from Des Moines (DSM) to Boston Logan International (BOS)

Compare Des Moines to Boston Logan International flight deals

Find the cheapest month or even day of the year to fly to Boston Logan International

Book the best Boston Logan International fare with no extra fees

Flight deals from Des Moines to Boston Logan International

Looking for a cheap last-minute deal or the best return flight from Des Moines Airport to Boston Logan International Airport? If you want to travel next month, return fares start from £153. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Des Moines to Boston Logan International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Des Moines to Boston Logan International flights are currently cheapest in August.

Direct flights from Des Moines to Boston Logan International

Des Moines to Boston: Flight information

The things to know before you go.
Cheapest flight found£31
Cheapest month to flyAugust
Average flight time2 hrs, 47 mins
Most popular airlineAllegiant Air
Average flights per week3

Finding cheap flights from Des Moines to Boston Logan International: Frequently asked questions

The best price we found for a return flight from Des Moines to Boston Logan International is £78. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 47 minutes is the average flight time from Des Moines to Boston Logan International.
Allegiant Air flies direct from Des Moines to Boston Logan International.
As of June 2026, there are 3 flights per week flying from Des Moines to Boston Logan International.
The cheapest month to fly from Des Moines to Boston Logan International is usually August.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Des Moines Airport to Boston Logan International Airport on Monday, 31 August 2026.
Yes – the average flight time is 2 hours and 47 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Boston Logan International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Boston is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Allegiant Air offers the cheapest flight tickets to Boston Logan International.

Flying from Des Moines International Airport (DSM) to Logan International Airport (BOS): what you need to know

  • Boston's timezone is UTC-4, which makes Boston one hour ahead of Des Moines.

  • Your DSM to BOS flight won't wait if you're late, so get to the airport with time to spare. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • During popular months like July, it's a good idea to get to the airport earlier than usual. Plan to arrive two hours before domestic departures and four hours ahead for an international flight whenever you're flying during a peak period in general.

  • If you'd like to explore another city along the way, simply uncheck 'Direct flights only' when searching for your ticket from Des Moines International Airport to Logan International Airport. Here are the most popular stopovers between DSM and BOS:

    • Lambert-St. Louis International Airport

    • O'Hare International Airport

    • LaGuardia Airport

How to find the cheapest flights from Des Moines International Airport (DSM) to Logan International Airport (BOS)

  • At the moment, £31 is the cheapest price we've found for a one-way Des Moines International Airport to Logan International Airport flight. The best price for a return plane ticket is £78. Bear in mind that fares may change due to availability when booking.

  • It's a good idea to book ahead of time if you want to find cheap tickets from DSM to BOS. That's because airlines adjust prices based on demand, which tends to increase closer to departure.

  • If you're willing to be flexible with your travel plans, use the 'Whole month' search tool. It'll give you the lowest price across the month when searching for a flight from Des Moines International Airport to Logan International Airport.

  • Picking up cheap flights from DSM to BOS is a piece of cake with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you when fares go down.

  • Lock in the ideal flight for you with the help of the filters. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Des Moines International Airport to Logan International Airport, use the 'Sort by' function. You can also filter results by airline, arrival and departure times, and journey duration.

Handy information about Des Moines International Airport (DSM)

  • DSM is located at 5800 Fleur Drive, Suite 201.

  • 80.45% of flights departing from Des Moines International Airport arrive at their destination on schedule. Given its dependable on-time performance, disruptions are unlikely when jetting out of DSM.

  • Des Moines International Airport is around 6 miles from central Des Moines. If you're driving, ride-sharing or catching a cab from the centre, it'll take you 15 minutes or so to arrive, depending on the traffic.

  • The trip on public transport usually takes 45 minutes.

  • Taking an early flight from Des Moines International Airport to Logan International Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by choosing one of these hotels near DSM:

Arriving at Logan International Airport (BOS)

Getting from Logan International Airport (BOS) to central Boston

  • You'll find BOS at One Harborside Drive.

  • Logan International Airport to central Boston has a drive time of about 10 minutes. It's approximately 3 miles away.

  • It takes roughly 25 minutes to get there using public transport.

When to fly to Logan International Airport (BOS)

  • August is the most popular month for flights from Des Moines International Airport to Logan International Airport. For smaller crowds, go to Boston in May.

  • The warmest month in Boston is July, with the temperature ranging between 16ºC (61ºF) and 29ºC (84ºF). Book your flights from Des Moines International Airport to Logan International Airport in this month if you like this kind of weather.

  • If you want to travel in cooler conditions, look for a cheap ticket from DSM to BOS in January. Average temperatures are between -8ºC (18ºF) and 6ºC (43ºF) then.

Explore more of United States

  • New York is just one of the many places in United States waiting to be discovered once you've seen the sights of Boston. Around 190 miles away to the south-west, top sights here include Statue of Liberty, Central Park and Empire State Building.

  • If you want to check out another corner of United States, consider Philadelphia, roughly 270 miles south-west of Boston. Liberty Bell, Independence Hall and Philadelphia Museum of Art are among the biggest draws.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.