Flights Seattle → Fort Lauderdale
As of November 2026, economy flights from Seattle to Fort Lauderdale have a typical range USD 1242–2012, median USD 1569. Full range across all 390 offers: USD 570–2503. We analyzed 390 offers from 12 airlines in a single price check.
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Best offers by airline: Seattle → Fort Lauderdale
Based on 390 offers · November 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Seattle → Fort Lauderdale
Add-on pricing from the cheapest available offer per airline · November 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| United | — | USD 95 | — |
| Southwest Airlines | Included | Included | — |
| Alaska | — | USD 90 | — |
| Frontier Airlines | — | — | — |
| United | Included | USD 35 | — |
| Delta | Included | USD 35 | — |
| Alaska Airlines | Included | USD 35 | — |
| American Airlines | Included | USD 35 | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Seattle to Fort Lauderdale cost?
Based on 390 offers · November 2026
Seattle to Fort Lauderdale flights ranged from USD 570 to USD 2503 across 390 offers analyzed in November 2026. The chart below shows how prices distributed across all 390 offers.
These 390 offers (November 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between USD 1405 and USD 1766
What hidden fees do Seattle to Fort Lauderdale flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Seattle to Fort Lauderdale routes. The breakdown below is based on 390 offers analyzed in November 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| United | 95 | 14% |
| WN | 0 | 0% |
| Alaska | 90 | 8% |
| F9 | 10 | 1% |
| UA | 45 | 3% |
| DL | 45 | 3% |
| AS | 45 | 3% |
| AA | 45 | 3% |
United: base ~USD 597 + fees USD 95 = ~USD 692 total. Frontier Airlines: base ~USD 973 + fees USD 10 = ~USD 983 total.
United's USD 95 ancillary fees narrow the gap with Frontier Airlines's lower-fee model — the USD 376 base difference shrinks to USD 291 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.United charges 9.5x more in ancillary fees than F9 on this route. Compare total-cost options when booking.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Seattle to Fort Lauderdale?
12 airlines flew Seattle to Fort Lauderdale in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
| Airline | Offers | Typical range (USD) | Median (USD) | Fees (USD) |
|---|---|---|---|---|
 UA|F9 | 1 | — | 570 | n/a |
 DL|F9 | 1 | — | 645 | n/a |
 United | 1 | — | 692 | 95 (14%) |
 UA|AS | 1 | — | 842 | n/a |
 DL|AS | 1 | — | 917 | n/a |
 Frontier Airlines | 1 | — | 983 | 10 (1%) |
 Southwest Airlines | 16 | 781–1310 | 1076 | 0 (0%) |
 Alaska | 4 | 1042–1341 | 1192 | 90 (8%) |
 Alaska Airlines | 25 | 1379–1567 | 1506 | 45 (3%) |
 American Airlines | 62 | 1308–1913 | 1520 | 45 (3%) |
 United Airlines | 130 | 1272–1838 | 1533 | 45 (3%) |
 Delta Air Lines | 147 | 1346–2105 | 1652 | 45 (3%) |
Where do the best Seattle → Fort Lauderdale prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Seattle to Fort Lauderdale flights
- Full-service carriers on Seattle–Fort Lauderdale cost 1.1x more than budget airlines (USD 1107 vs USD 1029 median; overall median USD 1569).
- United charges 9.5x more in ancillary fees than F9 — USD 95 vs USD 10 avg per booking.
- The same route priced USD 828 apart depending on where it was booked — the lowest median was USD 744. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Seattle to Fort Lauderdale cost?
- Based on 390 offers analyzed, Seattle to Fort Lauderdale flights range from USD 570 to USD 2503, with a median price of USD 1569. Search for your specific dates →
- What hidden fees should I expect on Seattle to Fort Lauderdale flights?
- On average, ancillary fees (bags, seat selection) add USD 44 to the base fare on Seattle to Fort Lauderdale flights. See itemized fees for your itinerary →
- Which airline is cheapest on Seattle to Fort Lauderdale including all fees?
- UA|F9 has the lowest median fare on Seattle to Fort Lauderdale at USD 570 (median across 1 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Seattle–Fort Lauderdale flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was USD 744. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Seattle to Fort Lauderdale routes?
- Seattle to Fort Lauderdale has 12 airlines competing, creating a price range from USD 570 to USD 2503 across 390 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
12 airlines compete on this route — we check every one
Find flights for my datesNew route — be among the first to track this itinerary
Building with flight data? Power your app or agent with LetsFG
The same multi-source search behind this page — every airline and the major booking sites, deduplicated and ranked — is available to your app or AI agent. Natural-language or structured queries, live prices, zero price bias.
Try the free sandbox — no card →Free sandbox, instant fake results · email for a key · Bearer-token auth · MCP, Python & JS SDKs · letsfg.co/developers