Houston to Washington flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Houston to Washington is €41 with Frontier Airlines (checked on 5 Nov 2026).
Your next trip, last seen at €41
Lowest observedFrontier Airlines · 1 stop · One wayWhen to fly
Explore datesMore dates worth a look
Last seen for 1 traveller on 5 Nov 2026. Check today's price.
Find the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
One-way fare
- 2 Dec€50
- 3 Dec€56
- 4 Dec€56
- 5 Dec€63
- 9 Dec€41
- Lowest observed
- €41, departing 9 Dec 2026 (Last checked: 5 Nov 2026)One-way fare · Priced departure days checked in the last 14 days: 16Check live prices for this route
- Round trip
- €122, departing 2 Dec 2026, back 22 Dec 2026 (Last checked: 5 Nov 2026)
- Airlines seen
- United Airlines, Southwest Airlines, American Airlines, Delta Air Lines, Frontier Airlines
- Fastest observed flight time
- 2h 50m
- Non-stop
- Yes
About this route
Explore the fares we observed from Houston to Washington. Prices move often, so pick your dates to see the latest options.
- Route distance
- 1,961 km
- Fastest observed flight time
- 2h 50m
- Airlines seen
- United Airlines, Southwest Airlines, American Airlines, Delta Air Lines, Frontier Airlines
- Alternative airports
- HOU, DCA
Route-level information; individual journeys vary.
A clearer picture of your fare
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- William P. Hobby Airport (HOU) → Houston, city gazetteer reference point (29.7628, -95.3831): ≈ 17 km.
- George Bush Intercontinental Airport (IAH) → Houston, city gazetteer reference point (29.7628, -95.3831): ≈ 25 km.
- Ronald Reagan Washington National Airport (DCA) → Washington, city gazetteer reference point (38.8951, -77.0364): ≈ 5 km.
- Washington Dulles International Airport (IAD) → Washington, city gazetteer reference point (38.8951, -77.0364): ≈ 37 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by departure month
Cheapest departure day we saw in December 2026 from Houston to Washington: 9 Dec 2026, €41 (checked 5 Nov 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| November 2026 | €72 | 11 |
| December 2026 | €41 | 5 |
Lowest fare by day of the week
Cheapest Wednesday departure we saw from Houston to Washington: 9 Dec 2026, €41 (checked 5 Nov 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Wednesday | €41 | 4 |
| Thursday | €56 | 3 |
| Friday | €56 | 3 |
| Saturday | €63 | 3 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest fare by days before departure
Lowest fare from Houston to Washington by days until departure (8 to 30 days): €41 (checked 5 Nov 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €72 | 8 |
| 8 to 30 days | €41 | 8 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Frequently asked
How much is a flight from Houston to Washington?
The lowest fare Routavio has observed is €41, found on 5 Nov 2026.
Are there direct flights from Houston to Washington?
Yes. Published schedules report non-stop flights on this route with United Airlines, Southwest Airlines.
Which airlines fly from Houston to Washington?
Routavio has seen these carriers on the route: United Airlines, Southwest Airlines, American Airlines, Delta Air Lines, Frontier Airlines.
How many of the observed Houston to Washington fares were non-stop?
1 of the 10 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
How much is a round trip from Houston to Washington?
Cheapest round trip: €122, departing 2 Dec 2026, back 22 Dec 2026 (checked 5 Nov 2026).
When is the cheapest month to fly from Houston to Washington?
Cheapest departure day we saw in December 2026 from Houston to Washington: 9 Dec 2026, €41 (checked 5 Nov 2026).
Which day of the week is cheapest from Houston to Washington?
Cheapest Wednesday departure we saw from Houston to Washington: 9 Dec 2026, €41 (checked 5 Nov 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.