Travelers have found it’s best to book a flight 42 days in advance to save up to 91% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 42 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to New Hampshire 1-2 weeks in advance for as low as $544, or $668 for flights within the next 24 hours.
February is one of the best times of the year to fly to New Hampshire from St. Louis. Prices for February average $414 per person but you can even find prices for as low as $127. The most expensive prices can be found in the month of April. Opting for a February flight can save you 16% on your journey compared to booking in April
When flying from St. Louis to New Hampshire, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
$121 - $286
Route
Depart
Return
Price
Lambert-St LouisBoston Logan Intl
STL - BOS
STLBOS
Lambert-St Louis
mar. 6/11
1 stop6h 45m
Boston Logan Intl
mié. 6/12
1 stop22h 51m
Lambert-St LouisBoston Logan Intl
STL - BOS
STLBOS
Lambert-St Louis
mar. 6/18
1 stop11h 32m
Boston Logan Intl
mié. 8/14
1 stop7h 27m
Lambert-St LouisBoston Logan Intl
STL - BOS
STLBOS
Lambert-St Louis
mar. 6/11
1 stop11h 32m
Boston Logan Intl
lun. 6/17
1 stop22h 51m
Lambert-St LouisBoston Logan Intl
STL - BOS
STLBOS
Lambert-St Louis
mar. 6/11
1 stop6h 45m
Boston Logan Intl
sáb. 6/15
1 stop12h 18m
Lambert-St LouisBoston Logan Intl
STL - BOS
STLBOS
Lambert-St Louis
mar. 6/11
1 stop11h 32m
Boston Logan Intl
lun. 6/17
1 stop22h 51m
Lambert-St LouisBoston Logan Intl
STL - BOS
STLBOS
Lambert-St Louis
mar. 6/11
1 stop6h 45m
Boston Logan Intl
sáb. 6/15
1 stop21h 55m
Lambert-St LouisBoston Logan Intl
STL - BOS
STLBOS
Lambert-St Louis
dom. 7/14
1 stop15h 19m
Boston Logan Intl
vie. 7/19
1 stop9h 29m
Lambert-St LouisBoston Logan Intl
STL - BOS
STLBOS
Lambert-St Louis
jue. 5/30
Nonstop2h 49m
Boston Logan Intl
mar. 6/4
1 stop8h 27m
Lambert-St LouisPortland
STL - PWM
STLPWM
Lambert-St Louis
mié. 9/4
1 stop5h 29m
Portland
sáb. 9/7
1 stop7h 53m
No data available for this route at this time. Please check back soon.
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Boarding
Crew
Entertainment
Food
Overall
Comfort
Reviews
Paid a lot for our exit row seats and they weren’t that roomy.
Cheapflights helps you search for flights from St. Louis to New Hampshire via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis to New Hampshire for you. Better yet — we are completely free to use.
Yes, we can. To see specific flights from St. Louis to New Hampshire with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Yes, Cheapflights offers price alerts on St. Louis to New Hampshire flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.