Flights St Louis → New York
As of October 2026, economy flights from St Louis to New York have a typical range USD 494–737, median USD 504. Full range across all 247 offers: USD 367–1266. We found 61% of 247 offers from budget carriers (around USD 504) and 39% from full-service carriers (around USD 523).
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: St Louis → New York
Based on 247 offers · October 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: St Louis → New York
Add-on pricing from the cheapest available offer per airline · October 2026 · USD
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| American Airlines | Included | USD 35 | — |
| Frontier Airlines | — | — | — |
| Southwest Airlines | Included | Included | — |
| Delta | Included | USD 35 | — |
| United | Included | USD 35 | — |
| Alaska Airlines | Included | — | — |
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 St Louis to New York cost?
Based on 247 offers · October 2026
St Louis to New York flights ranged from USD 367 to USD 1266 across 247 offers analyzed in October 2026. Two fare clusters detected: budget fares around 502 and premium fares around 772 The chart below shows how prices distributed across all 247 offers.
These 247 offers (October 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 504 and USD 523
What hidden fees do St Louis to New York flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on St Louis to New York routes. The breakdown below is based on 247 offers analyzed in October 2026.
| Carrier | Avg fee (USD) | % of base fare |
|---|---|---|
| AA | 45 | 9% |
| F9 | 10 | 3% |
| WN | 61 | 9% |
| DL | 47 | 9% |
| UA | 45 | 9% |
| AS | 10 | 1% |
Southwest Airlines: base ~USD 686 + fees USD 61 = ~USD 747 total. Alaska Airlines: base ~USD 1256 + fees USD 10 = ~USD 1266 total.
Southwest Airlines's USD 61 ancillary fees narrow the gap with Alaska Airlines's lower-fee model — the USD 570 base difference shrinks to USD 519 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.WN charges 6.1x more in ancillary fees than AS on this route. Compare total-cost options when booking.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from St Louis to New York?
9 airlines flew St Louis to New York in this dataset. The route shows a clear split between low-cost and full-service carriers. 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) |
|---|---|---|---|---|
 Frontier Airlines | 1 | — | 367 | 10 (3%) |
 F9|DL | 1 | — | 444 | n/a |
 American | 4 | — | 495 | n/a |
 American Airlines | 145 | 494–504 | 504 | 45 (9%) |
 Delta Air Lines | 33 | 515–532 | 523 | 47 (9%) |
 United Airlines | 21 | 513–523 | 523 | 45 (9%) |
 United | 1 | — | 523 | n/a |
 Southwest Airlines | 40 | 522–747 | 747 | 61 (8%) |
 Alaska Airlines | 1 | — | 1266 | 10 (1%) |
Where do the best St Louis → New York 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: St Louis to New York flights
- Full-service carriers on St Louis–New York cost 1.1x more than budget airlines (USD 611 vs USD 557 median; overall median USD 504).
- WN charges 6.1x more in ancillary fees than AS — USD 61 vs USD 10 avg per booking.
- The same route priced USD 303 apart depending on where it was booked — the lowest median was USD 444. 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 St Louis to New York cost?
- Based on 247 offers analyzed, St Louis to New York flights range from USD 367 to USD 1266, with a median price of USD 504. Search for your specific dates →
- What hidden fees should I expect on St Louis to New York flights?
- On average, ancillary fees (bags, seat selection) add USD 48 to the base fare on St Louis to New York flights. See itemized fees for your itinerary →
- Which airline is cheapest on St Louis to New York including all fees?
- Frontier Airlines has the lowest median fare on St Louis to New York at USD 367 (median across 1 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest St Louis–New York 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 444. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on St Louis to New York routes?
- St Louis to New York has 9 airlines competing, creating a price range from USD 367 to USD 1266 across 247 offers. There are two distinct fare clusters on this route: budget options and premium fares. Find where your trip lands in the distribution →
9 airlines, two price clusters — find which fits your budget
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