Flight Destinations in Jefferson County

View ฿2,315 flight on Mon, 23 Feb 2026Opens in a new window

Popular airlines to Jefferson County

  • Frontier Airlines

    Frontier Airlines

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Alaska Airlines

    Alaska Airlines

  • JetBlue Airways

    JetBlue Airways

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Cheap round-trip flights to Jefferson County

Prices were available within the past 7 days and start at ฿2,315 for one-way flights and ฿4,620 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 23 Feb - Wed, 25 Feb
LAX
Los Angeles
DEN
Denver
฿4,620 Return, found 2 days ago
฿4,620
Return
found 2 days ago
Select Delta flight, departing Mon, 23 Feb from Los Angeles to Denver, returning Wed, 25 Feb, priced at ฿4,620 found 2 days ago
Delta
Sat, 17 Jan - Mon, 26 Jan
JFK
New York
DEN
Denver
฿5,550 Return, found 5 days ago
฿5,550
Return
found 5 days ago
Select Delta flight, departing Sat, 17 Jan from New York to Denver, returning Mon, 26 Jan, priced at ฿5,550 found 5 days ago
Delta
Sun, 25 Jan - Tue, 3 Feb
BOS
Boston
DEN
Denver
฿6,175 Return, found 4 days ago
฿6,175
Return
found 4 days ago
Select Delta flight, departing Sun, 25 Jan from Boston to Denver, returning Tue, 3 Feb, priced at ฿6,175 found 4 days ago
United
Wed, 25 Feb - Wed, 4 Mar
BOS
Boston
DEN
Denver
฿6,775 Return, found 1 day ago
฿6,775
Return
found 1 day ago
Select United flight, departing Wed, 25 Feb from Boston to Denver, returning Wed, 4 Mar, priced at ฿6,775 found 1 day ago
American Airlines
Sat, 21 Feb - Wed, 25 Feb
LAX
Los Angeles
DEN
Denver
฿7,035 Return, found 2 days ago
฿7,035
Return
found 2 days ago
Select American Airlines flight, departing Sat, 21 Feb from Los Angeles to Denver, returning Wed, 25 Feb, priced at ฿7,035 found 2 days ago
Delta
Fri, 6 Feb - Mon, 9 Feb
IAD
Washington
DEN
Denver
฿7,430 Return, found 4 days ago
฿7,430
Return
found 4 days ago
Select Delta flight, departing Fri, 6 Feb from Washington to Denver, returning Mon, 9 Feb, priced at ฿7,430 found 4 days ago
Iberia
Wed, 30 Sept - Sat, 10 Oct
DUB
Dublin
DEN
Denver
฿20,555 Return, found 1 day ago
฿20,555
Return
found 1 day ago
Select Iberia flight, departing Wed, 30 Sept from Dublin to Denver, returning Sat, 10 Oct, priced at ฿20,555 found 1 day ago
Iberia
Wed, 4 Mar - Tue, 7 Apr
DUB
Dublin
DEN
Denver
฿21,185 Return, found 19 hours ago
฿21,185
Return
found 19 hours ago
Select Iberia flight, departing Wed, 4 Mar from Dublin to Denver, returning Tue, 7 Apr, priced at ฿21,185 found 19 hours ago
Icelandair
Wed, 4 Mar - Tue, 7 Apr
DUB
Dublin
DEN
Denver
฿24,255 Return, found 19 hours ago
฿24,255
Return
found 19 hours ago
Select Icelandair flight, departing Wed, 4 Mar from Dublin to Denver, returning Tue, 7 Apr, priced at ฿24,255 found 19 hours ago
Air Canada
Wed, 4 Mar - Tue, 7 Apr
DUB
Dublin
DEN
Denver
฿25,290 Return, found 19 hours ago
฿25,290
Return
found 19 hours ago
Select Air Canada flight, departing Wed, 4 Mar from Dublin to Denver, returning Tue, 7 Apr, priced at ฿25,290 found 19 hours ago

About Jefferson County

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.

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. ฿4,620 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 ฿4,620 and ฿26,965. Many lucky holiday makers purchased one-way seats from Los Angeles (LAX) for as low as ฿2,315.
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.
How much is a plane ticket to Jefferson County?
In the last seven days, airfares to Jefferson County ranged between ฿4,620 and ฿26,965. 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.

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.

Air Canada
Thu, 12 Mar - Mon, 23 Mar
BKK
Bangkok
DEN
Denver
฿26,965 Return, found 4 days ago
฿26,965
Return
found 4 days ago
Select Air Canada flight, departing Thu, 12 Mar from Bangkok to Denver, returning Mon, 23 Mar, priced at ฿26,965 found 4 days ago
*Available to Expedia members.