Red Rocks at sunrise, near Denver Colorado

Flight to Jefferson County

View S$134 flight on Sat, 15 Aug, 2026Opens in a new window

Popular airlines to Jefferson County

  • Frontier Airlines

  • American Airlines

  • United

  • Delta

  • Alaska Airlines

  • Southwest Airlines

  • JetBlue Airways

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Cheap round-trip flights to Jefferson County

Prices were available within the past 7 days and start at S$134 for one-way flights and S$228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 12 Aug - Tue, 25 Aug
DFW
Dallas
DEN
Denver
S$228 Return, found 4 days ago
S$228
Return
found 4 days ago
Select Delta flight, departing Wed, 12 Aug from Dallas to Denver, returning Tue, 25 Aug, priced at S$228 found 4 days ago
Delta
Wed, 12 Aug - Tue, 25 Aug
SFO
San Francisco
DEN
Denver
S$285 Return, found 3 days ago
S$285
Return
found 3 days ago
Select Delta flight, departing Wed, 12 Aug from San Francisco to Denver, returning Tue, 25 Aug, priced at S$285 found 3 days ago
Delta
Wed, 5 Aug - Tue, 11 Aug
DAL
Dallas
DEN
Denver
S$334 Return, found 6 days ago
S$334
Return
found 6 days ago
Select Delta flight, departing Wed, 5 Aug from Dallas to Denver, returning Tue, 11 Aug, priced at S$334 found 6 days ago
United
Sat, 15 Aug - Thu, 27 Aug
DFW
Dallas
DEN
Denver
S$345 Return, found 4 days ago
S$345
Return
found 4 days ago
Select United flight, departing Sat, 15 Aug from Dallas to Denver, returning Thu, 27 Aug, priced at S$345 found 4 days ago
American Airlines
Sat, 15 Aug - Thu, 27 Aug
DFW
Dallas
DEN
Denver
S$345 Return, found 4 days ago
S$345
Return
found 4 days ago
Select American Airlines flight, departing Sat, 15 Aug from Dallas to Denver, returning Thu, 27 Aug, priced at S$345 found 4 days ago
Delta
Thu, 27 Aug - Sat, 29 Aug
JFK
New York
DEN
Denver
S$382 Return, found 6 days ago
S$382
Return
found 6 days ago
Select Delta flight, departing Thu, 27 Aug from New York to Denver, returning Sat, 29 Aug, priced at S$382 found 6 days ago
Delta
Mon, 27 Jul - Mon, 3 Aug
BWI
Baltimore
DEN
Denver
S$525 Return, found 2 days ago
S$525
Return
found 2 days ago
Select Delta flight, departing Mon, 27 Jul from Baltimore to Denver, returning Mon, 3 Aug, priced at S$525 found 2 days ago
Delta
Sat, 20 Jun - Sat, 27 Jun
SLC
Salt Lake City
DEN
Denver
S$801 Return, found 10 hours ago
S$801
Return
found 10 hours ago
Select Delta flight, departing Sat, 20 Jun from Salt Lake City to Denver, returning Sat, 27 Jun, priced at S$801 found 10 hours ago
Lufthansa
Mon, 5 Oct - Tue, 20 Oct
SIN
Singapore
DEN
Denver
S$891 Return, found 2 days ago
S$891
Return
found 2 days ago
Select Lufthansa flight, departing Mon, 5 Oct from Singapore to Denver, returning Tue, 20 Oct, priced at S$891 found 2 days ago
Air Canada
Tue, 7 Jul - Tue, 14 Jul
SIN
Singapore
DEN
Denver
S$1,183 Return, found 16 hours ago
S$1,183
Return
found 16 hours ago
Select Air Canada flight, departing Tue, 7 Jul from Singapore to Denver, returning Tue, 14 Jul, priced at S$1,183 found 16 hours ago

Trending flights to Jefferson 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.

Lufthansa
Mon, 5 Oct - Tue, 20 Oct
SIN
Singapore
DEN
Denver
S$891 Return, found 2 days ago
S$891
Return
found 2 days ago
Select Lufthansa flight, departing Mon, 5 Oct from Singapore to Denver, returning Tue, 20 Oct, priced at S$891 found 2 days ago

Frequently asked questions

How do I find cheap flights to Jefferson County that have flexible change policies?
We know that travel arrangements can change from one minute to the next, so booking a flexible ticket with Expedia is always a smart move. Simply tick the "No change fee" box under the "Flexible change policies" filter. Your well-priced and flexible flight to Jefferson County is just a few clicks away.
Which airlines fly to Jefferson County?
Dig out your passport, pack your bags and choose from these leading airlines that operate flights in or near Jefferson County:

  • United Airlines - 13,033 flights to or near Jefferson County each month, including 13,033 flights to Denver Intl. Airport (DEN) per month.
  • Southwest Airlines - 6,339 flights to or near Jefferson County each month, including 6,339 flights to Denver Intl. Airport (DEN) per month.
  • Frontier Airlines - 1,967 flights to or near Jefferson County each month, including 1,967 flights to Denver Intl. Airport (DEN) per month.

How can I find cheap tickets to Jefferson County?
You'll always walk away with an awesome deal with Expedia, but our "flexible dates" feature makes it even easier. Enter your preferred flight date, then check the flexible dates box above to compare prices for nearby days. S$228 was the best price for a flight to Jefferson County in the last seven days.
How much is a flight to Jefferson County?
There were lots of cheap fares up for grabs in the last seven days, with the price of a return flight to Jefferson County varying between S$228 and S$1,183. Many lucky holiday makers purchased one-way seats from Dallas (DFW) for as low as S$134.
What are the most popular airports to fly into in Jefferson County?
Denver Intl. Airport (DEN) is the primary gateway for many hoping to explore Jefferson County. Approximately 24,249 monthly flights touch down here.
When is the cheapest time to fly to Jefferson County?
If you'd prefer to spend your money getting to know Jefferson County rather than on your journey there, leave early in the week. The most economical day to travel is generally Tuesday, with Monday running a close second. With many people travelling on weekends, Saturday tends to have the highest airfares.
How much is a plane ticket to Jefferson County?
In the last seven days, airfares to Jefferson County ranged between S$228 and S$1,183. The early bird catches the worm, so grab a terrific deal today.
What is the best time to go to Jefferson County?
If you'd love to experience Jefferson County's most populous city when it's buzzing, head for Pine sometime in March, May and July. Similar to most destinations in the Northern Hemisphere, summertime here begins June 20, with average temperatures ranging between 10ºC and 21ºC.
What months are the cheapest to book a flight to Jefferson County?
Reserve your ticket in February to enjoy low-priced flights to Jefferson County. The month of December is generally the most expensive time to purchase a fare.

Book with confidence

Expedia offers flights to Jefferson County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Jefferson County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Travel information

Jefferson County Flights Information

Airlines serving
Delta, United, American Airlines, Lufthansa, Air Canada
Roundtrip price
from S$228
Jefferson County Flights Information
*Available to Expedia members.