Cheap Flights to Jefferson County from ￥40,990

View ￥40,990 flight on Mon, Sep 21, 2026Opens in a new window

Popular airlines to Jefferson County

  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • Spirit Airlines

    Spirit Airlines

  • JetBlue Airways

    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 ￥40,990 for one-way flights and ￥69,290 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, Jan 18 - Fri, Jan 23
SAT
San Antonio
IAD
Washington
￥69,290 Roundtrip, found 1 day ago
￥69,290
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Jan 18 from San Antonio to Washington, returning Fri, Jan 23, priced at ￥69,290 found 1 day ago
Delta
Fri, Dec 26 - Sat, Jan 3
SAT
San Antonio
IAD
Washington
￥76,640 Roundtrip, just found
￥76,640
Roundtrip
just found
Select Delta flight, departing Fri, Dec 26 from San Antonio to Washington, returning Sat, Jan 3, priced at ￥76,640 just found
United
Fri, Dec 26 - Sat, Jan 3
SAT
San Antonio
IAD
Washington
￥86,070 Roundtrip, just found
￥86,070
Roundtrip
just found
Select United flight, departing Fri, Dec 26 from San Antonio to Washington, returning Sat, Jan 3, priced at ￥86,070 just found
Alaska Airlines
Fri, Jan 23 - Sat, Feb 7
NRT
Tokyo
IAD
Washington
￥127,220 Roundtrip, found 4 hours ago
￥127,220
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Fri, Jan 23 from Tokyo to Washington, returning Sat, Feb 7, priced at ￥127,220 found 4 hours ago
Hawaiian Airlines
Tue, Feb 3 - Sat, Feb 7
NRT
Tokyo
IAD
Washington
￥129,320 Roundtrip, found 1 day ago
￥129,320
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, Feb 3 from Tokyo to Washington, returning Sat, Feb 7, priced at ￥129,320 found 1 day ago
Alaska Airlines
Tue, Jan 20 - Mon, Jan 26
ITM
Osaka
IAD
Washington
￥150,560 Roundtrip, found 2 days ago
￥150,560
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Tue, Jan 20 from Osaka to Washington, returning Mon, Jan 26, priced at ￥150,560 found 2 days ago
American Airlines
Thu, Feb 5 - Mon, Feb 9
HND
Tokyo
IAD
Washington
￥151,420 Roundtrip, found 4 days ago
￥151,420
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Feb 5 from Tokyo to Washington, returning Mon, Feb 9, priced at ￥151,420 found 4 days ago
Air Canada
Tue, Feb 3 - Mon, Feb 9
NRT
Tokyo
IAD
Washington
￥151,730 Roundtrip, found 3 days ago
￥151,730
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Feb 3 from Tokyo to Washington, returning Mon, Feb 9, priced at ￥151,730 found 3 days ago
Air Canada
Tue, Apr 21 - Tue, Apr 28
KIX
Osaka
IAD
Washington
￥152,200 Roundtrip, found 3 days ago
￥152,200
Roundtrip
found 3 days ago
Select Air Canada flight, departing Tue, Apr 21 from Osaka to Washington, returning Tue, Apr 28, priced at ￥152,200 found 3 days ago
Alaska Airlines
Mon, Feb 2 - Sun, Feb 15
NGO
Nagoya
IAD
Washington
￥156,100 Roundtrip, found 1 day ago
￥156,100
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Feb 2 from Nagoya to Washington, returning Sun, Feb 15, priced at ￥156,100 found 1 day 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?
It's quick and easy with Expedia. Firstly, enter your travel dates and destination and hit "Search." Step 2? Check the "No change fee" box just under the "Flexible change policies" subheading on the left-hand side of your screen. Step 3. Snag a cheap and flexible flight to Jefferson County.
Which airlines fly to Jefferson County?
Choose from a variety of airlines that operate flights into or near Jefferson County. Here are some of the best of them:

  • American Airlines - 7,501 flights to or near Jefferson County each month, including 7,284 flights to Ronald Reagan Washington National Airport (DCA) and 216 flights to Washington Dulles Intl. Airport (IAD) per month.
  • United Airlines - 5,939 flights to or near Jefferson County each month, including 5,146 flights to Washington Dulles Intl. Airport (IAD) and 793 flights to Ronald Reagan Washington National Airport (DCA) per month.
  • Delta Air Lines - 2,036 flights to or near Jefferson County each month, including 1,516 flights to Ronald Reagan Washington National Airport (DCA) and 520 flights to Washington Dulles Intl. Airport (IAD) per month.

How can I find cheap tickets to Jefferson County?
One of the best ways to get a hold of cheap tickets to Jefferson County is to be flexible with your dates. Search for your flights, then click "flexible dates" at the top of your results. It will reveal the cheapest prices for nearby days. The best price for a flight to Jefferson County in the last seven days was ￥69,290. Booking well ahead will generally help you pick up an even bigger bargain.
How much is a flight to Jefferson County?
There were plenty of affordable fares for the taking in the last seven days, with the cost of a round-trip flight to Jefferson County ranging between ￥69,290 and ￥156,100. Many lucky travelers scored one-way flights from San Antonio (SAT) for just ￥40,990.
What are the most popular airports to fly into in Jefferson County?
Which of these Jefferson County airports you'll arrive at will mostly depend on your chosen airline and final destination in the region:

  • Ronald Reagan Washington National Airport (DCA) - 11,555 flights per month.
  • Washington Dulles Intl. Airport (IAD) - 6,533 flights per month.

How much is a plane ticket to Jefferson County?
In the last seven days, airfares to Jefferson County cost between ￥69,290 and ￥156,100. Prices tend to go up over time, so pick up a good deal today.
What is the best time to go to Jefferson County?
A nice time to discover Jefferson County, as well as the renowned city of Shepherdstown, is during the busy months of April, May and July. Summer in this part of the world begins June 20, and you can expect temperatures of between 65ºF and 85ºF if you visit then. This warmer weather is ideal for wandering around this city's sights.
What months are the cheapest to book a flight to Jefferson County?
Grab your ticket in February to enjoy inexpensive flights to Jefferson County. The festive month of December is known as the most expensive time to buy a seat.

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.

Alaska Airlines
Fri, Jan 23 - Sat, Feb 7
NRT
Tokyo
IAD
Washington
￥127,220 Roundtrip, found 4 hours ago
￥127,220
Roundtrip
found 4 hours ago
Select Alaska Airlines flight, departing Fri, Jan 23 from Tokyo to Washington, returning Sat, Feb 7, priced at ￥127,220 found 4 hours ago
*Available to Expedia members.