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Houston – Washington: cheap flights

Prices on this page were found by travellers in recent searches. Choose your dates to see live prices from airlines and travel agencies.Round trips from Houston to Washington currently start at $136. The cheapest month is November, from $136. Direct flights from $241.

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Round trip from

$136

23 Nov – 25 Nov · Frontier Airlines · 1 stop

found 4 days ago

Also for this trip: eSIM Transfer

Direct flights from

$241

23 Nov – 25 Nov · Southwest Airlines

The route at a glance

The flight from Houston to Washington covers about 1961 km; the shortest flight takes 4 h 1 min, a typical one 4 h 1 min.

None of the cheapest tickets found were direct; Frontier Airlines carries 100% of them.

Most cheap flights leave from George Bush Intercontinental Airport (25 km from the centre of Houston).

Most land at Washington Dulles International Airport (36 km from the centre of Washington).

A one-way ticket starts at $73, a round trip at $136.

Cheapest price by month

MonthRound trip from
November 2026$136
December 2026$248

Cheapest day to fly

Looking two months ahead, 21 November is the cheapest date to leave, at $73.

Cheapest day to fly
MonTueWedThuFriSatSun
12
$80
13
$77
14
$77
15
$77
16
$77
17
$77
18
$77
19
$77
20
$77
21
$73

Cheaper More expensive

  • $73 — Saturday, Nov. 21, 2026
  • $77 — Friday, Nov. 13, 2026
  • $77 — Saturday, Nov. 14, 2026
  • $77 — Sunday, Nov. 15, 2026
  • $77 — Monday, Nov. 16, 2026
  • $77 — Tuesday, Nov. 17, 2026
  • $77 — Wednesday, Nov. 18, 2026
  • $77 — Thursday, Nov. 19, 2026
  • $77 — Friday, Nov. 20, 2026
  • $80 — Thursday, Nov. 12, 2026

Price trend, last 30 days

Over the last 30 days the fare moved between $115 and $255, averaging $154.

Today's price is 12% below that average — a good moment to book.

  • 6 October — $115
  • 11 October — $115
  • 16 October — $255
  • 21 October — $150
  • 26 October — $150
  • 31 October — $136

Trip length and timing

Travellers who pay least stay roughly 2 nights — 2 nights on the very cheapest ticket — and book about 23 days before departure.

Airlines on this route

Airports used

Alternatives

Flying back? Washington → Houston starts at $114.

Nearby alternatives from Houston: Philadelphia from $175.

Trip essentials

Flight deals from Houston in Telegram

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Questions and answers

What is the cheapest price for flights from Houston to Washington?
The cheapest round-trip ticket found recently costs $136.
Which month is the cheapest to fly from Houston to Washington?
November 2026 is currently the cheapest month, with tickets from $136.
Are there direct flights from Houston to Washington?
Yes. Direct flights were found from $241.
Which airlines fly from Houston to Washington?
Airlines found on this route: American Airlines, jetBlue, Frontier Airlines, United Airlines, Southwest Airlines.
How far is Washington from Houston?
The distance is about 1961 km. A direct flight takes about 2 h 45 min.
How long is the flight from Houston to Washington?
The shortest flight takes 4 h 1 min; most take about 4 h 1 min.
Which airports do flights from Houston to Washington use?
Most depart from George Bush Intercontinental Airport and arrive at Washington Dulles International Airport.
Round trip from $136 Check live prices