Cheap Flights to Franklin County

View NZ$238 flight on Sat, 23 May 2026Opens in a new window

Popular airlines to Franklin County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Frontier Airlines

  • Alaska Airlines

  • Air Canada

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Cheapest Flights to Franklin County

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, 23 May - Sat, 30 May
BOS
Boston
STL
St. Louis
NZ$474 Return, found 4 hours ago
NZ$474
Return
found 4 hours ago
Select American Airlines flight, departing Sat, 23 May from Boston to St. Louis, returning Sat, 30 May, priced at NZ$474 found 4 hours ago
Delta
Sat, 23 May - Sat, 30 May
BOS
Boston
STL
St. Louis
NZ$520 Return, found 4 hours ago
NZ$520
Return
found 4 hours ago
Select Delta flight, departing Sat, 23 May from Boston to St. Louis, returning Sat, 30 May, priced at NZ$520 found 4 hours ago
American Airlines
Sat, 23 May - Sat, 30 May
BOS
Boston
STL
St. Louis
NZ$533 Return, found 4 hours ago
NZ$533
Return
found 4 hours ago
Select American Airlines flight, departing Sat, 23 May from Boston to St. Louis, returning Sat, 30 May, priced at NZ$533 found 4 hours ago
Delta
Mon, 27 Apr - Thu, 30 Apr
IAH
Houston
STL
St. Louis
NZ$544 Return, found 2 days ago
NZ$544
Return
found 2 days ago
Select Delta flight, departing Mon, 27 Apr from Houston to St. Louis, returning Thu, 30 Apr, priced at NZ$544 found 2 days ago
American Airlines
Sat, 23 May - Sat, 30 May
BOS
Boston
STL
St. Louis
NZ$556 Return, found 4 hours ago
NZ$556
Return
found 4 hours ago
Select American Airlines flight, departing Sat, 23 May from Boston to St. Louis, returning Sat, 30 May, priced at NZ$556 found 4 hours ago
American Airlines
Sat, 23 May - Sat, 30 May
BOS
Boston
STL
St. Louis
NZ$569 Return, found 4 hours ago
NZ$569
Return
found 4 hours ago
Select American Airlines flight, departing Sat, 23 May from Boston to St. Louis, returning Sat, 30 May, priced at NZ$569 found 4 hours ago
Delta
Mon, 27 Apr - Thu, 30 Apr
IAH
Houston
STL
St. Louis
NZ$587 Return, found 2 days ago
NZ$587
Return
found 2 days ago
Select Delta flight, departing Mon, 27 Apr from Houston to St. Louis, returning Thu, 30 Apr, priced at NZ$587 found 2 days ago
United
Sat, 23 May - Sat, 30 May
BOS
Boston
STL
St. Louis
NZ$617 Return, found 4 hours ago
NZ$617
Return
found 4 hours ago
Select United flight, departing Sat, 23 May from Boston to St. Louis, returning Sat, 30 May, priced at NZ$617 found 4 hours ago
Alaska Airlines
Sat, 23 May - Sat, 30 May
BOS
Boston
STL
St. Louis
NZ$898 Return, found 4 hours ago
NZ$898
Return
found 4 hours ago
Select Alaska Airlines flight, departing Sat, 23 May from Boston to St. Louis, returning Sat, 30 May, priced at NZ$898 found 4 hours ago
Air Tahiti Nui
Thu, 7 May - Tue, 12 May
AKL
Auckland
STL
St. Louis
NZ$2,355 Return, found 1 day ago
NZ$2,355
Return
found 1 day ago
Select Air Tahiti Nui flight, departing Thu, 7 May from Auckland to St. Louis, returning Tue, 12 May, priced at NZ$2,355 found 1 day ago

Trending flights to Franklin County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Tahiti Nui
Thu, 7 May - Tue, 12 May
AKL
Auckland
STL
St. Louis
NZ$2,355 Return, found 1 day ago
NZ$2,355
Return
found 1 day ago
Select Air Tahiti Nui flight, departing Thu, 7 May from Auckland to St. Louis, returning Tue, 12 May, priced at NZ$2,355 found 1 day ago

Frequently asked questions

How do I find cheap flights to Franklin County that have flexible change policies?
At Expedia, we've been channeling our inner yoga master to provide you with the most flexible airfares in town. Simply check the "No change fee" box right underneath the "Flexible change policies" heading to find your perfect flight to Franklin County.
Which airlines fly to Franklin County?
With a great range of airlines operating flights into or near Franklin County, the choice is yours:

  • Southwest Airlines - 2 214 flights to or near Franklin County each month, including 2 214 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • American Airlines - 789 flights to or near Franklin County each month, including 789 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • Delta Air Lines - 650 flights to or near Franklin County each month, including 650 flights to Lambert-St. Louis Intl. Airport (STL) per month.

How can I find cheap tickets to Franklin County?
You'll always walk away with an awesome deal with Expedia, but our "flexible dates" feature makes it that much easier. Enter your preferred travel date, then check the flexible dates box above to reveal the cheapest prices for nearby days. NZ$474 was the cheapest price for a flight to Franklin County in the last seven days.
How much is a flight to Franklin County?
If you were flying one way from Boston (BOS), you could've nabbed a cheap ticket for just NZ$238 in the last seven days. Round-trip journeys to Franklin County ranged from only NZ$474 to NZ$2,355 during this same period.
What are the most popular airports to fly into in Franklin County?
Get ready to pack your bags and jet into Lambert-St. Louis Intl. Airport (STL), Franklin County's main flight hub. Secure a seat on one of the 4 902 flights that land here every month.
When is the cheapest time to fly to Franklin County?
Consider leaving earlier in the week to score the best airfare to Franklin County. Tuesday is routinely the most affordable day to fly, with Monday a close second. Saturday often has the highest prices. This is because many travellers choose to start their trip on a weekend.
How much is a plane ticket to Franklin County?
In the last seven days, airfares to Franklin County ranged between NZ$474 and NZ$2,355. Prices tend to rise over time, so find a top deal today.
What is the best time to go to Franklin County?
Summer begins June 20 in the Northern Hemisphere, and these warmer months are a fantastic time to visit the top Franklin County city of Washington. Average temperatures fluctuate between 18ºC and 29ºC throughout this season. The biggest crowds flock here in April, June and September.
What months are the cheapest to book a flight to Franklin County?
The best month to book low-cost airfares to Franklin County is February. Bear in mind that in the U.S, an expensive time to secure a ticket is during the busy month of December.

Travel information

Franklin County Flights Information

Airlines serving
American Airlines, Delta, United, Alaska Airlines, Air Tahiti Nui
Roundtrip price
from NZ$474
Franklin County Flights Information

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