Your next trip, last seen at €290
Lowest observedWhen to fly
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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
- Lowest observed
- €290, departing 25 Nov 2026 (Last checked: 29 Oct 2026)One-way fareCheck live prices for this route
- Airlines seen
- American Airlines, Delta Air Lines, United Airlines, WestJet
- Typical journey time
- 8h 42m
About this route
Explore the fares we observed from Lafayette to Seattle. Prices move often, so pick your dates to see the latest options.
- Route distance
- 3,224 km
- Typical journey time
- 8h 42m
- Seen on fares with a connection
- United Airlines, WestJet, American Airlines, Delta Air Lines
- Alternative airports
- BFI
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
Airport to city: straight-line distance
- Lafayette Regional Airport (LFT) → Lafayette, city gazetteer reference point (30.2241, -92.0198): ≈ 4 km.
- King County International Airport - Boeing Field (BFI) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 9 km.
- Seattle–Tacoma International Airport (SEA) → Seattle, city gazetteer reference point (47.6062, -122.3321): ≈ 18 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 one-way fare we saw per airline
Cheapest airline from Lafayette to Seattle: United Airlines, from €374 (checked 22 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| United Airlines | €374Nov 6, 2026 | 37 |
| WestJet | €850Dec 14, 2026 | 3 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Lafayette to Seattle?
The lowest fare Routavio has observed is €290, found on 29 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Lafayette to Seattle?
In our observations November 2026 is the cheapest month so far, at €290.
Are there direct flights from Lafayette to Seattle?
Our data holds no non-stop flight from Lafayette to Seattle. The fares on this page include at least one stop.
Which airlines fly from Lafayette to Seattle?
Routavio has seen these carriers on the route: American Airlines, Delta Air Lines, United Airlines, WestJet.
How long does the flight from Lafayette to Seattle take?
Across the 52 fares Routavio observed, the average journey time is 12h 31m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Lafayette to Seattle fares were non-stop?
None of the 53 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
Which airline has the lowest fare from Lafayette to Seattle?
Cheapest airline from Lafayette to Seattle: United Airlines, from €374 (checked 22 Oct 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 29 Oct 2026