Cheap Flights to Jefferson County from ￥10,230

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

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    JetBlue Airways

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How much is the cheapest flight to Jefferson County?

Prices were available within the past 7 days and start at ￥10,230 for one-way flights and ￥20,560 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Oct 25 - Wed, Oct 29
LAX
Los Angeles
DEN
Denver
￥20,560 Roundtrip, found 17 hours ago
￥20,560
Roundtrip
found 17 hours ago
Select Delta flight, departing Sat, Oct 25 from Los Angeles to Denver, returning Wed, Oct 29, priced at ￥20,560 found 17 hours ago
American Airlines
Thu, Sep 4 - Wed, Sep 10
LAX
Los Angeles
DEN
Denver
￥24,860 Roundtrip, found 14 hours ago
￥24,860
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Thu, Sep 4 from Los Angeles to Denver, returning Wed, Sep 10, priced at ￥24,860 found 14 hours ago
American Airlines
Sat, Sep 13 - Sat, Sep 20
EWR
New York
DEN
Denver
￥29,030 Roundtrip, found 4 days ago
￥29,030
Roundtrip
found 4 days ago
Select American Airlines flight, departing Sat, Sep 13 from New York to Denver, returning Sat, Sep 20, priced at ￥29,030 found 4 days ago
United
Sat, Aug 30 - Mon, Sep 1
LAX
Los Angeles
DEN
Denver
￥29,160 Roundtrip, found 3 days ago
￥29,160
Roundtrip
found 3 days ago
Select United flight, departing Sat, Aug 30 from Los Angeles to Denver, returning Mon, Sep 1, priced at ￥29,160 found 3 days ago
United
Thu, Sep 4 - Wed, Sep 10
ONT
Ontario
DEN
Denver
￥29,590 Roundtrip, found 14 hours ago
￥29,590
Roundtrip
found 14 hours ago
Select United flight, departing Thu, Sep 4 from Ontario to Denver, returning Wed, Sep 10, priced at ￥29,590 found 14 hours ago
Hawaiian Airlines
Tue, Sep 23 - Tue, Oct 7
EWR
New York
DEN
Denver
￥35,480 Roundtrip, found 1 day ago
￥35,480
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, Sep 23 from New York to Denver, returning Tue, Oct 7, priced at ￥35,480 found 1 day ago
Singapore Airlines
Tue, Feb 10 - Tue, Feb 17
NRT
Tokyo
DEN
Denver
￥118,650 Roundtrip, found 9 hours ago
￥118,650
Roundtrip
found 9 hours ago
Select Singapore Airlines flight, departing Tue, Feb 10 from Tokyo to Denver, returning Tue, Feb 17, priced at ￥118,650 found 9 hours ago
Asiana Airlines
Tue, Sep 9 - Tue, Sep 16
KIX
Osaka
DEN
Denver
￥148,620 Roundtrip, found 4 days ago
￥148,620
Roundtrip
found 4 days ago
Select Asiana Airlines flight, departing Tue, Sep 9 from Osaka to Denver, returning Tue, Sep 16, priced at ￥148,620 found 4 days ago
STARLUX Airlines
Fri, Nov 21 - Sun, Dec 7
KIX
Osaka
DEN
Denver
￥150,210 Roundtrip, found 2 days ago
￥150,210
Roundtrip
found 2 days ago
Select STARLUX Airlines flight, departing Fri, Nov 21 from Osaka to Denver, returning Sun, Dec 7, priced at ￥150,210 found 2 days ago
Asiana Airlines
Tue, Sep 30 - Mon, Oct 20
KIX
Osaka
DEN
Denver
￥150,740 Roundtrip, found 3 days ago
￥150,740
Roundtrip
found 3 days ago
Select Asiana Airlines flight, departing Tue, Sep 30 from Osaka to Denver, returning Mon, Oct 20, priced at ￥150,740 found 3 days ago

2025 年 5 月 13 日、新規開設*

ハワイアン航空はこのたび、東京の成田国際空港からシアトルへの直行便を新たに開設し、毎日運航することを発表しました。

豊かな緑に包まれたその景観から「エメラルド シティ」と呼ばれるシアトルは、美しい自然と現代的な快適さをともに楽しみたい人の旅行先として人気の都市です。

シアトルを象徴するタワー、スペース ニードルからの素晴らしい眺めを堪能し、パイク プレイス マーケットの知られざる魅力や誰もが知る見どころを探訪して、ケリー パークで一息ついたら、夕暮れ時の街並みを眺めましょう。ピュージェット湾でのホエールウォッチングもおすすめです。

シアトルの空港は米国国内線のハブ空港でもあるため、米国各地への旅もさらにスムーズになります。

*政府の承認が必要となります。

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. ￥20,560 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 ￥20,560 and ￥150,740. Many lucky vacationers purchased one-way seats from Los Angeles (LAX) for as low as ￥10,230.
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 ￥20,560 and ￥150,740. 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 50ºF and 70ºF.
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, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Tue, Feb 10 - Tue, Feb 17
NRT
Tokyo
DEN
Denver
￥118,650 Roundtrip, found 9 hours ago
￥118,650
Roundtrip
found 9 hours ago
Select Singapore Airlines flight, departing Tue, Feb 10 from Tokyo to Denver, returning Tue, Feb 17, priced at ￥118,650 found 9 hours ago
*Available to Expedia members.